Update app.py

app.py

@@ -8,6 +8,8 @@ import numpy as np
 import pandas as pd
 from datetime import datetime
 from typing import Dict, Any, List, Optional
+import threading
+import psutil  # added for memory monitoring
 
 # ----------------------------------------------------------------------
 # Plotly for dashboards
@@ -359,6 +361,26 @@ def refresh_dashboard():
         generate_action_timeline()
     )
 
+# ----------------------------------------------------------------------
+# Memory monitoring (added for debugging)
+# ----------------------------------------------------------------------
+def log_memory_usage():
+    """Periodically log memory usage to help diagnose timeouts."""
+    try:
+        process = psutil.Process(os.getpid())
+        mem_info = process.memory_info()
+        logger.info(f"Memory usage: RSS={mem_info.rss / 1e6:.1f} MB, VMS={mem_info.vms / 1e6:.1f} MB")
+        # Also log system memory if available
+        sys_mem = psutil.virtual_memory()
+        logger.info(f"System memory: {sys_mem.percent}% used, {sys_mem.available / 1e9:.1f} GB free")
+    except Exception as e:
+        logger.error(f"Failed to log memory: {e}")
+    # Schedule next check in 60 seconds
+    threading.Timer(60, log_memory_usage).start()
+
+# Start memory logging (once)
+log_memory_usage()
+
 # ----------------------------------------------------------------------
 # OSS capabilities (for status display)
 # ----------------------------------------------------------------------