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K8S.md

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+# Drain worker node in K3S
+```
+kubectl drain k3s-worker1 k3s-worker2 k3s-worker3 --ignore-daemonsets --delete-emptydir-data
+```
+
+**Stop k3s-agent on all worker node** 
+
+
+**Monitoring node status, make sure all node status are NorReady**
+
+
+**Power off all agent node**
+