1, phenomenon, created during deployment
2, View stain
[fedora@k8s-cluster-1-ycmwlao4q5wz-master-0 ~]$ kubectl describe node k8s-cluster-1-ycmwlao4q5wz-minion-0|grep -i taints Taints: node.cloudprovider.kubernetes.io/uninitialized=true:NoSchedule
If you find: NoSchedule, indicating that the node can not be scheduled
3, cancel stains
[fedora@k8s-cluster-1-ycmwlao4q5wz-master-0 ~]$ kubectl taint nodes k8s-cluster-1-ycmwlao4q5wz-minion-0 node.cloudprovider.kubernetes.io/uninitialized- node/k8s-cluster-1-ycmwlao4q5wz-minion-0 untainted
The last of the above - represent all to begin with uninitialized, the stain will cancel