modified: README.md

README.md

@@ -18,6 +18,7 @@ Kubernetes is an open‑source platform that automates the deployment, scaling,
   - [taint nodes](#taint-nodes)
     - [control plane - NoSchedule](#control-plane---noschedule)
   - [Resources](#resources)
+  - [Persistent volumes claims](#persistent-volumes-claims)
   - [Services Accounts](#services-accounts)
 - [Secrets](#secrets)
   - [Manifest - Opaque / Base64](#manifest---opaque--base64)
@@ -202,6 +203,18 @@ kubectl get all -n kube-system | grep traefik
 kubectl get serviceAccount --all-namespaces
 ```
 
+### Persistent volumes claims
+
+**Patch pvc to retain policy:**
+
+``` bash
+PVC_NAME="????"
+NAMESPACE="????"
+PV_NAME= $(kubectl get pvc $PVC_NAME -n $NAMESPACE -o jsonpath='{.spec.volumeName}')
+kubectl patch pv $PV_NAME \
+  -p '{"spec":{"persistentVolumeReclaimPolicy":"Retain"}}'
+```
+
 ### Services Accounts
 
 **List all:**