log_conversation.json

{
  "tasks": {
    "easy_1": [
      {
        "timestamp": "2026-04-07T12:55:04.792806+00:00",
        "role": "system",
        "content": "You are an agent solving a root cause analysis (RCA) task in a production system.\nYou are provided the a time range of the incident and the telemetry data for that day. \nThe telemetry data is organized into three directories: metric, trace, and log.\n\nmetric folder contains values and timestamps for various metrics at app level and container level.\nlog folder contains failure logs for different components by timestamp and log name\n\n\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\n**relative to that directory** \u2014 e.g. `\".\"`, `\"metric\"`, `\"trace\"`, `\"log\"`, or\n`\"metric/metric_app.csv\"`. Wrong: any path starting with `data/`, or repeating\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\nread files with the same relative paths (cwd is already the telemetry day folder).\n\nEach turn you must choose exactly one action by replying with a single JSON object only\n(no markdown fences, no extra text), with this shape:\n{\"action_type\":\"<type>\",\"content\":\"<string>\",\"reasoning\":\"<string>\"}\n\naction_type must be one of:\n- list_files \u2014 content is the path to list (e.g. \".\" or \"metric\").\n- execute_code \u2014 content is Python source to run in the task sandbox.\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\n\n\nUse the conversation history: previous assistant messages are your past actions; user messages\nlabeled \"Environment result\" are the outcomes of those actions (like tool returns).",
        "metadata": {
          "event_type": "episode_start"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:04.793486+00:00",
        "role": "user",
        "content": "Task id: easy_1\n\n        Task description:\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\n\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\n        Use the code to analyze the telemetry data and find the root cause.\n\n        Use list_files to figure out what files are available to you.\n\n\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \n\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\n\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\n\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \n\n        Once you have the root cause, use the submit_answer action to submit your answer.\n\n        the format of the answer is which should be passed as the content of the submit_answer action:\n\n        \"root cause occurrence datetime\":\"<datetime>\"\n        \"root cause component\":\"<component>\"\n        \"root cause reason\":\"<reason>\"\n\n        Domain knowledge (reference):\n        ## TELEMETRY DIRECTORY STRUCTURE\n\n- Telemetry root: `data/telemetry/Bank/`\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\n- Per-date folders: `metric/`, `trace/`, `log/`\n- CSV files:\n  - metric_app.csv\n  - metric_container.csv\n  - trace_span.csv\n  - log_service.csv\n\n## DATA SCHEMA\n\n1) Metric files:\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\n\n2) Trace files:\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\n\n3) Log files:\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\n\n## TIMESTAMP NOTES\n\n- metric timestamps are in seconds.\n- trace timestamps are in milliseconds.\n- log timestamps are in seconds.\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\n\n\n## POSSIBLE ROOT CAUSE REASONS\n- high CPU usage\n- high memory usage\n- network latency\n- network packet loss\n- high disk I/O read usage\n- high disk space usage\n- high JVM CPU load\n- JVM Out of Memory (OOM) Heap\n\n## POSSIBLE ROOT CAUSE COMPONENTS\n- apache01\n- apache02\n- Tomcat01\n- Tomcat02\n- Tomcat03\n- Tomcat04\n- MG01\n- MG02\n- IG01\n- IG02\n- Mysql01\n- Mysql02\n- Redis01\n- Redis02\n\n\n        Respond with your first action as JSON only: {\"action_type\":\"...\",\"content\":\"...\",\"reasoning\":\"...\"}\n\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\n        Make sure that root cause component is a valid component name from the domain knowledge.\n        Make sure that root cause reason is a valid reason from the domain knowledge.\n        DO NOT prematurely jump to conclusions. \n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.",
        "metadata": {
          "event_type": "initial_instruction"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:04.794072+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 1,
          "attempt": 1,
          "message_count": 2
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.170126+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.171267+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 1,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.172221+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.172929+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 2,
          "attempt": 1,
          "message_count": 4
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.447339+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.448772+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 2,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.449870+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.450539+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 3,
          "attempt": 1,
          "message_count": 6
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.702917+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.703855+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 3,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.704619+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.705189+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 4,
          "attempt": 1,
          "message_count": 8
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.974640+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.975795+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 4,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.976788+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:06.977553+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 5,
          "attempt": 1,
          "message_count": 10
        }
      },
      {
        "timestamp": "2026-04-07T12:55:07.236728+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:07.237610+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 5,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:07.238439+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:07.239000+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 6,
          "attempt": 1,
          "message_count": 12
        }
      },
      {
        "timestamp": "2026-04-07T12:55:07.518825+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:07.520710+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 6,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:07.522183+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:07.523587+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 7,
          "attempt": 1,
          "message_count": 14
        }
      },
      {
        "timestamp": "2026-04-07T12:55:07.790255+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:07.791244+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 7,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:07.791930+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:07.792631+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 8,
          "attempt": 1,
          "message_count": 16
        }
      },
      {
        "timestamp": "2026-04-07T12:55:08.051839+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:08.054048+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 8,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:08.055887+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:08.057316+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 9,
          "attempt": 1,
          "message_count": 18
        }
      },
      {
        "timestamp": "2026-04-07T12:55:08.338915+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:08.341101+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 9,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:08.342332+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:08.343387+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 10,
          "attempt": 1,
          "message_count": 20
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.081398+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.085778+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 10,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.089339+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.091699+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 11,
          "attempt": 1,
          "message_count": 22
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.356677+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.358048+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 11,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.359220+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.360851+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 12,
          "attempt": 1,
          "message_count": 24
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.641609+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.645481+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 12,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.648124+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.651352+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 13,
          "attempt": 1,
          "message_count": 26
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.950897+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.953723+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 13,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.955947+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:09.958303+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 14,
          "attempt": 1,
          "message_count": 28
        }
      },
      {
        "timestamp": "2026-04-07T12:55:10.243718+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:10.247604+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 14,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:10.250284+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:10.252870+00:00",
        "role": "system",
        "content": "[\n  {\n    \"role\": \"system\",\n    \"content\": \"You are an agent solving a root cause analysis (RCA) task in a production system.\\nYou are provided the a time range of the incident and the telemetry data for that day. \\nThe telemetry data is organized into three directories: metric, trace, and log.\\n\\nmetric folder contains values and timestamps for various metrics at app level and container level.\\nlog folder contains failure logs for different components by timestamp and log name\\n\\n\\nPATH RULES (critical): The sandbox process starts **inside** the incident-day telemetry directory\\n(it already contains `metric/`, `trace/`, `log/`). For `list_files`, `content` must be a path\\n**relative to that directory** \u2014 e.g. `\\\".\\\"`, `\\\"metric\\\"`, `\\\"trace\\\"`, `\\\"log\\\"`, or\\n`\\\"metric/metric_app.csv\\\"`. Wrong: any path starting with `data/`, or repeating\\n`.../telemetry/<date>/...` \u2014 that double-joins paths and fails. For `execute_code`, open and\\nread files with the same relative paths (cwd is already the telemetry day folder).\\n\\nEach turn you must choose exactly one action by replying with a single JSON object only\\n(no markdown fences, no extra text), with this shape:\\n{\\\"action_type\\\":\\\"<type>\\\",\\\"content\\\":\\\"<string>\\\",\\\"reasoning\\\":\\\"<string>\\\"}\\n\\naction_type must be one of:\\n- list_files \u2014 content is the path to list (e.g. \\\".\\\" or \\\"metric\\\").\\n- execute_code \u2014 content is Python source to run in the task sandbox.\\n- submit_answer \u2014 content is a JSON string for the final diagnosis (format required by the task).\\n- reasoning \u2014 required short explanation for why this action is chosen. Include all the learnings you have made from the previous actions and observations which led to this action along with any other relevant information.\\n\\n\\nUse the conversation history: previous assistant messages are your past actions; user messages\\nlabeled \\\"Environment result\\\" are the outcomes of those actions (like tool returns).\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Task id: easy_1\\n\\n        Task description:\\n        Between 2021-03-05 09:57:00 and 2021-03-05 10:27:00, one banking-service failure occurred. Identify the root cause component only.\\n\\n        When you choose execute_code, you have to write the code which is passed to the sandbox to execute.\\n        Use the code to analyze the telemetry data and find the root cause.\\n\\n        Use list_files to figure out what files are available to you.\\n\\n\\n        First try to understand the overall structure of the telemetry data by writing a script analyze the data distributions in all the files. \\n        Your job is to first figure out what anomalous behavior was observed in the telemetry data in the query time range. \\n        Write scripts to analyze metrics, logs and traces to do so and corroborate across different modalities where relevant. \\n\\n        One you figure our the anomalous behaviour, try to find the root cause by tracking which component started exhibiting the anomalous behaviour first or started getting errors in logs and traces first. \\n        The root cause component should be one of the components in cmdb_id column of the logs or traces.\\n\\n        Root cause can consist of three elements: component, reason and datetime of occurrence.\\n\\n        It may not always be possible to find the reason and datetime of occurrence. In that case, you can leave it blank. Always try to find the most plausible component at least. \\n\\n        Once you have the root cause, use the submit_answer action to submit your answer.\\n\\n        the format of the answer is which should be passed as the content of the submit_answer action:\\n\\n        \\\"root cause occurrence datetime\\\":\\\"<datetime>\\\"\\n        \\\"root cause component\\\":\\\"<component>\\\"\\n        \\\"root cause reason\\\":\\\"<reason>\\\"\\n\\n        Domain knowledge (reference):\\n        ## TELEMETRY DIRECTORY STRUCTURE\\n\\n- Telemetry root: `data/telemetry/Bank/`\\n- Date partitions: `.../Bank/{YYYY_MM_DD}/`\\n- Per-date folders: `metric/`, `trace/`, `log/`\\n- CSV files:\\n  - metric_app.csv\\n  - metric_container.csv\\n  - trace_span.csv\\n  - log_service.csv\\n\\n## DATA SCHEMA\\n\\n1) Metric files:\\n- metric_app.csv: `timestamp,rr,sr,cnt,mrt,tc`\\n- metric_container.csv: `timestamp,cmdb_id,kpi_name,value`\\n\\n2) Trace files:\\n- trace_span.csv: `timestamp,cmdb_id,parent_id,span_id,trace_id,duration`\\n\\n3) Log files:\\n- log_service.csv: `log_id,timestamp,cmdb_id,log_name,value`\\n\\n## TIMESTAMP NOTES\\n\\n- metric timestamps are in seconds.\\n- trace timestamps are in milliseconds.\\n- log timestamps are in seconds.\\n- Use UTC+8 (`Asia/Shanghai`) when interpreting wall-clock time.\\n\\n\\n## POSSIBLE ROOT CAUSE REASONS\\n- high CPU usage\\n- high memory usage\\n- network latency\\n- network packet loss\\n- high disk I/O read usage\\n- high disk space usage\\n- high JVM CPU load\\n- JVM Out of Memory (OOM) Heap\\n\\n## POSSIBLE ROOT CAUSE COMPONENTS\\n- apache01\\n- apache02\\n- Tomcat01\\n- Tomcat02\\n- Tomcat03\\n- Tomcat04\\n- MG01\\n- MG02\\n- IG01\\n- IG02\\n- Mysql01\\n- Mysql02\\n- Redis01\\n- Redis02\\n\\n\\n        Respond with your first action as JSON only: {\\\"action_type\\\":\\\"...\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"}\\n\\n        All the timestamps are in UTC+8 timezone. So always use that for convertions and comparisons and not the local timezone.\\n        Make sure that root cause component is a valid component name from the domain knowledge.\\n        Make sure that root cause reason is a valid reason from the domain knowledge.\\n        DO NOT prematurely jump to conclusions. \\n        Run anomaly detection, causal analysis, time series analysis and any other relevant algorithms to find the root cause.\\n        Make sure you understand the data content and format before you start implementing analysis code to make sure you dont write buggy code.\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  },\n  {\n    \"role\": \"assistant\",\n    \"content\": \"(empty)\"\n  },\n  {\n    \"role\": \"user\",\n    \"content\": \"Invalid or missing JSON action. Reply with a single JSON object only: {\\\"action_type\\\":\\\"list_files\\\"|\\\"execute_code\\\"|\\\"submit_answer\\\",\\\"content\\\":\\\"...\\\",\\\"reasoning\\\":\\\"...\\\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}\"\n  }\n]",
        "metadata": {
          "event_type": "llm_request",
          "step": 15,
          "attempt": 1,
          "message_count": 30
        }
      },
      {
        "timestamp": "2026-04-07T12:55:10.511009+00:00",
        "role": "assistant",
        "content": "(empty)",
        "metadata": {
          "event_type": "action_parse_retry",
          "parse_failures": 1
        }
      },
      {
        "timestamp": "2026-04-07T12:55:10.512630+00:00",
        "role": "system",
        "content": "Model API call failed: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "api_call_failure",
          "step": 15,
          "parse_failures": 1,
          "error_type": "AuthenticationError",
          "error_message": "Error code: 401 - {'error': 'Invalid username or password.'}"
        }
      },
      {
        "timestamp": "2026-04-07T12:55:10.513984+00:00",
        "role": "user",
        "content": "Invalid or missing JSON action. Reply with a single JSON object only: {\"action_type\":\"list_files\"|\"execute_code\"|\"submit_answer\",\"content\":\"...\",\"reasoning\":\"...\"} Parse error: Error code: 401 - {'error': 'Invalid username or password.'}",
        "metadata": {
          "event_type": "parse_feedback"
        }
      }
    ]
  }
}