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Last post I have show steps to restore etcd, but when we edit the /etc/kubernetes/manifest/etcd.yaml file, there are some confuse among the...
1. Backup This pare can refer to my last post, here. 2. Restore To follow the official procedure[1]: "If any API servers are running in your cluster,...
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...
Consuming as Env and Volume · In this previous article (here), there are many related points, and it makes the main points not clear. Therefore, in this...
An Introduction to Secret Types and How They Are Used · Basically, Secret is samilar as ConfigMap, which means we can (mostly) consuming it either as...
1. ConfigMap “Use a ConfigMap for setting configuration data separately from application code.” The official document give us the following 4 usages...