1. Backup Etcd 1.1 SSH to node ssh controlplane (Optional) Check etcd kubectl get pods -n kube-system | grep etcd-controlplane 1.2 Set env var Set Environment Variables for etcdctl Ensure you have the correct etcdctl environment variables configure...
Developer, keep record on learning steps
Some blogs are from my previous blogs, even though I have renovated and checked before migration, but there may be still some parts out of date. (https://blog.sina.com.cn/u/1784323047 or https://blog.csdn.net/li_6698230?type=blog, if they're still accessible.)
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