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[FIRING:2] API server high latency
what
- Document remediation procedures
The last time this happened, it was due to PrometheusOperator having insufficient memory. We were turned on to this fact as a result of another alert firing that the pod for prometheus was frequently restarting. After closer inspection, we learned that the pod was OOM. Thus, it was restarting and slamming the API with requests causing high latency. After adjusting the memory limits for prometheus operator, it stopped crashing and the API latency errors went away.