K8S Devops
K8S Devops.
K8S
一、常用操作命令
A、调试POD
1. kubectl exec
登录命令
- nodejs: sh
- java: /bin/bash
- nginx: /bin/bash
2. busybox
kubectl run -it --rm --restart=Never busybox --image=gcr.io/google-containers/busybox sh
3. pod调试
- https://kubernetes.io/zh/docs/tasks/debug-application-cluster/debug-running-pod/
- https://kubernetes.io/zh/docs/tasks/debug-application-cluster/debug-application/#debugging-pods
B、动态伸缩
1. 动态伸缩deployment副本数量
kubectl scale deployment/nginx-proxy-deployment --replicas=2