k8s资源预留

https://kubernetes.io/zh-cn/docs/tasks/administer-cluster/reserve-compute-resources/

vim /var/lib/kubelet/config.yaml

enforceNodeAllocatable:
- pods
kubeReserved:  # 配置 kube 资源预留cpu: 500mmemory: 1Giephemeral-storage: 1Gi
systemReserved:  # 配置系统资源预留memory: 1Gi
evictionHard:  # 配置硬驱逐阈值memory.available: "300Mi"nodefs.available: "10%"