Merge pull request #52255 from alishaIBM/descheduler

OCP 4.12 : Descheduler Doc updates for P

Author: mburke5678

modules/nodes-descheduler-profiles.adoc

@@ -60,7 +60,7 @@ Do not enable both `SoftTopologyAndDuplicates` and `TopologyAndDuplicates`. Enab
 
 `EvictPodsWithLocalStorage`:: This profile allows pods with local storage to be eligible for eviction.
 
-`EvictPodsWithPVC`:: This profile allows pods with persistent volume claims to be eligible for eviction.
+`EvictPodsWithPVC`:: This profile allows pods with persistent volume claims to be eligible for eviction. If you are using `Kubernetes NFS Subdir External Provisioner`, you must add an excluded namespace for the namespace where the provisioner is installed.
 endif::nodes[]
 ifdef::virt[]
 Use the Technology Preview `DevPreviewLongLifecycle` profile to enable the descheduler on a virtual machine. This is the only descheduler profile currently available for {VirtProductName}. To ensure proper scheduling, create VMs with CPU and memory requests for the expected load.