Merge pull request #15 from bacchus-snu/feat/storage-warning

feat(docs): add warning to correctly size pvc storage

docs/src/usage/run-workload-examples.md

@@ -91,6 +91,20 @@ spec:
       storage: 100Gi
 ```
 
+<div class="warning">
+
+The volume **cannot** be resized after creation. Ensure that you allocate enough
+space for your needs, according to your approved storage quota.
+
+If you need more storage space,
+
+1. Request a temporary storage quota increase.
+2. Create a new PersistentVolumeClaim with the new size.
+3. Copy your data from the old volume to the new volume.
+4. Delete the old PersistentVolumeClaim.
+
+</div>
+
 ```yaml
 # persistent-volume-shell.yaml
 apiVersion: v1