Incident Library?

API · MCP 한국어

Incident Library?

API · MCP 한국어

Component ?

Language runtime settings

언어 런타임 설정 · language-runtime

2 cases · 2022 to 2023

Root cause ?Capacity exhaustion 1 Software defect 1

Contributing factor ?Unreviewed defaults 1 Monitoring blind spot 1 No resource requests or limits 1

Symptom ?CPU throttling 1 High latency 1 Memory pressure 1

Cases, by severity

IL-0028 Temporal History service latency rose because its pods were CPU-throttled while CPU usage read below 60 percentTemporal · 2023
Root cause Capacity exhaustion
IL-0175 Lowering a JVM pod's CPU request from 2 to 1 pushed memory past the 90% alert because the JVM treats a cgroup v1 cpu.shares value of exactly 1024 as unset and sized Reactor Netty threads from the node's 36 CPUsHyperconnect · 2022
Root cause Software defect

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