k8s問題收集

問題	解決
failed: rpc error: code = Unknown desc = NetworkPlugin cni failed to set up pod "*****" network: f ailed to set bridge addr: "cni0" already has an IP address different from 10.244.2.1/24 12252 cni.go:227] Error while adding to cni network: failed to set bridge addr: "cni0" already	kubeadm reset systemctl stop kubelet systemctl stop docker rm -rf /var/lib/cni/ rm -rf /var/lib/kubelet/* rm -rf /etc/cni/ ifconfig cni0 down ifconfig flannel.1 down ifconfig docker0 down ip link delete cni0 ip link delete flannel.1 systemctl start docker
kubectl label nodes <node-name> <label-key>=<label-value>	label-value不能為數字
kubernetes啟動Pod遇到CrashLoopBackOff的解決思路	查看對應容器日志內容 kubectl logs
Error from server (BadRequest): a container name must be specified for pod redis-ha-server-0, choose one of: [redis sentinel] or one of the init containers: [config-init]	kubectl logs pod名字 容器名字 eg：kubectl logs redis config-init