Tag
7 items tagged Production Engineering.
A troubleshooting sequence (get, describe, logs, events, exec, port-forward) applied to four broken workloads: a crashing container, a missing image, a missing ConfigMap and an empty Service. Real events, real fixes.
What readiness, liveness and startup probes do (with a failing one of each), how requests decide scheduling and limits decide OOMKilled and throttling, what the cgroup counters show, and how termination grace works.
kube-prometheus-stack, Loki in single-binary mode and Alloy on a kind cluster; the PromQL and LogQL that answer operational questions; low-cardinality log labels; a real OOM restart loop diagnosed end to end.
The operating model behind the CI templates, ApplicationSets, Kyverno guardrails and observability stack on this site: what a team hands over, what the platform returns, where the golden path ends and enforcement begins.