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+### Drain and cordon node prior to upgrade
+
+```bash
+kubectl drain --delete-emptydir-data --ignore-daemonsets <node_name>
+```
+
+### Restart deployment
+
+```bash
+kubectl rollout restart -n <namespace> deployment <deploymentName>
+```
+
+### List pods with app version and status
+
+```bash
+kubectl get pods -n <NAMESPACE> -o=custom-columns=NAME:".metadata.name",VERSION:".metadata.labels.app\.kubernetes\.io/version",STATE:".status.phase"
+```
+
+### Trigger a helm repository refresh manually
+
+```bash
+kubectl annotate -n infrastructure --field-manager=flux-client-side-apply --overwrite helmrepository/bitnami-oci reconcile.fluxcd.io/requestedAt="$(date +%s)"
+```
+
+### Generate helm deployment
+
+```bash
+kubectl kustomize ./ |less
+```
+
+### Execute command in container
+
+```bash
+kubectl exec -it -n system clickhouse-server-shard0-0 -- /bin/bash
+```