pvesm: add page (#17490)

pages/linux/pvesm.md

@@ -0,0 +1,20 @@
+# pvesm
+
+> Manage Proxmox storage.
+> More information: <https://pve.proxmox.com/pve-docs/pvesm.1.html>.
+
+- Get status for all datastores:
+
+`pvesm status`
+
+- List storage contents:
+
+`pvesm list {{storage_name}}`
+
+- Add a directory storage:
+
+`pvesm add dir {{storage_name}} --path {{path/to/directory}}`
+
+- Remove a storage:
+
+`pvesm remove {{storage_name}}`