diff --git a/docs/default_csi_plugin.md b/docs/default_csi_plugin.md
index 8a6d30da6c6..f5b4248bc66 100644
--- a/docs/default_csi_plugin.md
+++ b/docs/default_csi_plugin.md
@@ -48,6 +48,9 @@ service. If LVMS is configured to use a volume group that does not
 exist, the node-controller Pod will fail and enter a CrashLoopBackoff
 state.
 
+
+> Note: The VolumeGroup selected by MicroShift may be completely allocated to system and user LogicalVolumes. Be sure the VolumeGroup has sufficient unallocated capacity for workloads and extend the VolumeGroup as necessary.
+
 ### Volume Size Increments
 
 LVMS provisions storage in increments of 1Gb. Storage requests are rounded up to the near gigabyte. When a volume