Efficient Ops
Mar 30, 2022 · Cloud Native
How to Fix Common Kubernetes Memory Leaks and Certificate Expiration Issues
This article walks through diagnosing and resolving two frequent Kubernetes problems—memory‑leak errors that cause "cannot allocate memory" or "no space left on device" messages, and expired cluster certificates—by checking cgroup stats, recompiling runc and kubelet, and renewing certificates with kubeadm for long‑term validity.
Cloud Nativecertificate renewalkubeadm
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