PVC sharing inside one pod -> works!

tests/pvc-rwo-multimount-same-pod.yaml

@@ -0,0 +1,48 @@
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: pvcrwotest
+spec:
+  selector:
+    matchLabels:
+      app: pvcrwotest
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: pvcrwotest
+    spec:
+      containers:
+        - name: nginx
+          image: nginx:1.21-alpine
+          ports:
+            - containerPort: 443
+          volumeMounts:
+            - name: data
+              mountPath: "/var/www/html"
+        - name: busybox
+          image: busybox
+          args:
+            - sleep
+            - "100000000"
+          volumeMounts:
+            - name: data
+              mountPath: "/data"
+      volumes:
+        - name: data
+          persistentVolumeClaim:
+            claimName: pvcrwotest-data
+
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: pvcrwotest-data
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi
+  storageClassName: rook-ceph-block