k8s

## 1.Machine Information ``` [root@kube-gmg-03-master-1 ~]# uname -a Linux kube-gmg-03-master-…

The premise of the problem is this, we have modified the code of a certain module of the platform, …

## uninstall k8s ``` kubeadm reset -f modprobe -r ipip lsmod rm -rf ~/.kube/ rm -rf /etc/ku…

## error Inexplicably encountered `pod container` startup failure: `Back-off restarting failed c…

## error When kubelet node `join`, error `vfs not support` is reported ``` [ERROR SystemVeri…

## error ``` error execution phase preflight: couldn't validate the identity of the API Server:…

## error  ``` Dec 01 05:45:45 k8s-node-01 kubelet[34875]: E1201 05:45:45.755701 34875 node_co…

## solution ### view logs 1. Logs view the specific error reason, and found that the reason …

## solution Pay attention to whether the system time is consistent with the time of `pod` (prome…

## error When `helm` installs `prometheus`, `nfs-client-provisioner ServiceAccount` is placed in…

## Problem description When deploying `k8s`, there is a step to set the time zone of the `centos…

k8s cluster `metrics-server` component reported error  ``` authentication.go:65] Unable to auth…

## problem  This error occurs when executing any k8s command ``` [root@master helm]# kubectl…

Since I want to study KubeEdge later, and KubeEdge supports up to version 1.19, the k8s version I u…

k8s reports an error when executing the ingress yaml file: the error is as follows: ``` [root@k…