tier: hard

alerts: [WARNING] payment-service SLO burn 8.0×/hr

status: degraded

payment-service: TLSV1_ALERT_PROTOCOL_VERSION — proxy handshake failure

service: payment-service

fault_service: payment-service


alerts: [WARNING] feature-pipeline SLO burn 10.0×/hr

pod-7f8d: throughput_ratio=0.72 — queue backlog growing

service: feature-pipeline

fault_service: feature-pipeline


tier: easy

alerts: [WARNING] order-service SLO burn 1.8×/hr

status: critical

order-service: [http-nio-8080-exec-7] deadlock detected: 50 threads blocked on owned mutex

order-service: Thread state: BLOCKED — waiting on io.netty.util.concurrent.DefaultPromise

service: order-service

fault_service: order-service


tier: medium

alerts: [WARNING] cache-service SLO burn 7.0×/hr

pod-7f8d: Cache maxmemory reached — eviction storm

service: user-db

service: cache-service

fault_service: cache-service


fault_type: oom

auth-service: t+32s svc-a1 [http-nio-8080-exec-7] java.lang.OutOfMemoryError: Heap space capacity exceeded

service: auth-service

fault_service: auth-service


pod-2a9c: Dependency checksum mismatch: java.net.SocketTimeoutException

service: user-service

fault_service: user-service


alerts: [WARNING] order-service SLO burn 2.5×/hr


api-gateway:
stream limit reached: 150 active
[thread-14] HTTP/2 stream exhaustion

service: api-gateway

fault_service: api-gateway


pod-2a9c: Dependency checksum mismatch: io.grpc.StatusRuntimeException: DEADLINE_EXCEEDED


auth-service: 2026-04-22T14:32:18.432Z pod-2a9c [worker-3] com.sun.jvm.HeapOverflowError: Heap space capacity exceeded


alerts: [WARNING] order-service SLO burn 3.0×/hr

payment-service:
gRPC orphaned calls: deadline exceeded
[grpc-default-executor-2] grpc.orphan


alerts: [WARNING] payment-service SLO burn 3.2×/hr

payment-service: DNS lookup failed: NXDOMAIN for payment-service.prod.svc.cluster.local


order-service: [thread-14] deadlock detected: 58 threads blocked on owned mutex


auth-service: 1745334738432 pod-7f8d [worker-3] java.lang.OutOfMemoryError: Heap space capacity exceeded


alerts: [WARNING] feature-pipeline SLO burn 3.0×/hr

svc-b2: throughput_ratio=0.72 — queue backlog growing


api-gateway: [http-nio-8080-exec-7] HTTP/2 stream exhaustion


svc-b2: HikariPool: pool_size=3 (recommended: 20)


svc-b2:
Too many connections — 255/200
HikariPool-1 timeout

service: db-proxy

fault_service: db-proxy


alerts: [WARNING] cache-service SLO burn 3.0×/hr

svc-a1: Cache maxmemory reached — eviction storm


alerts: [WARNING] payment-service SLO burn 1.8×/hr


auth-service: 2026-04-22T14:32:18.432Z pod-7f8d [thread-14] com.sun.jvm.HeapOverflowError: Heap space capacity exceeded


alerts: [WARNING] order-service SLO burn 7.0×/hr

payment-service:
gRPC orphaned calls: deadline exceeded
[worker-3] grpc.orphan


alerts: [WARNING] payment-service SLO burn 5.1×/hr


pod-2a9c:
Too many connections — 238/200
HikariPool-1 timeout


payment-service:
gRPC orphaned calls: deadline exceeded
[http-nio-8080-exec-7] grpc.orphan


order-service: [thread-14] deadlock detected: 60 threads blocked on owned mutex


alerts: [WARNING] payment-service SLO burn 4.0×/hr


alerts: [WARNING] payment-service SLO burn 4.5×/hr


payment-service:
gRPC orphaned calls: deadline exceeded
[thread-14] grpc.orphan


alerts: [WARNING] order-service SLO burn 4.5×/hr


svc-c3: HikariPool: pool_size=5 (recommended: 20)


alerts: [WARNING] feature-pipeline SLO burn 4.5×/hr

svc-a1: throughput_ratio=0.72 — queue backlog growing


pod-7f8d: Dependency checksum mismatch: io.grpc.StatusRuntimeException: DEADLINE_EXCEEDED


alerts: [WARNING] payment-service SLO burn 3.0×/hr