Merge pull request #30264 from doughgle/patch-2

Clarify why cordon all but 4 nodes.
This commit is contained in:
Kubernetes Prow Robot
2021-11-25 06:54:34 -08:00
committed by GitHub
@@ -894,8 +894,7 @@ Use this command to get the nodes in your cluster.
kubectl get nodes
```
Use [`kubectl cordon`](/docs/reference/generated/kubectl/kubectl-commands/#cordon) to
cordon all but four of the nodes in your cluster.
This tutorial assumes a cluster with at least four nodes. If the cluster has more than four, use [`kubectl cordon`](/docs/reference/generated/kubectl/kubectl-commands/#cordon) to cordon all but four nodes. Constraining to four nodes will ensure Kubernetes encounters affinity and PodDisruptionBudget constraints when scheduling zookeeper Pods in the following maintenance simulation.
```shell
kubectl cordon <node-name>