问题1:

kubernetes执行kubectl get nodes发生问题:Unable to connect to the server: x509: certificate signed by unknown authority (possibly because of "crypto/rsa: verification error" while trying to verify candidate authority certificate "kubernetes")

解决方法:

在root用户下执行

export KUBECONFIG=/etc/kubernetes/admin.conf

但是这样会在离开此对话后失效,永久保存需要修改/etc/profile 或 .bashrc,这里我们修改 .bashrc

echo export KUBECONFIG=/etc/kubernetes/kubelet.conf >> ~/.bashrc

source ~/.bashrc

 

 

问题2

node节点状态为:Ready,SchedulingDisabled

可执行:kubectl uncordon node-name,即可

 

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