2026-05-11 10:15:30 app01 checkout-api[1842]: INFO request_id=a1 path=/checkout status=200 duration_ms=42
2026-05-11 10:16:02 app01 checkout-api[1842]: ERROR HTTP 500 request_id=a2 path=/checkout customer_id=redacted
2026-05-11 10:16:07 app01 checkout-api[1842]: ERROR database unavailable while opening checkout connection pool
2026-05-11 10:16:11 app01 checkout-api[1842]: WARN upstream inventory-api connection refused at 10.20.30.40:8443
2026-05-11 10:16:15,123 app01 checkout-api[1842]: WARN payment provider request timed out after 5000 ms
2026-05-11T10:16:22 app01 checkout-api[1842]: ERROR javax.net.ssl.SSLHandshakeException: PKIX path building failed
2026-05-11 10:16:31.456 app01 nginx[907]: 198.51.100.25 - - "GET /checkout HTTP/1.1" 503 312 "-" "synthetic-check"
2026-05-11 10:16:40 app01 checkout-api[1842]: FATAL java.lang.OutOfMemoryError: Java heap space
2026-05-11 10:17:03 app01 checkout-api[1842]: INFO healthcheck completed status=degraded