This article is intended to assist in deleting a vSAN File Share that reports as orphaned or as 0 MB and is no longer required.
vSphere 7.X
vSphere 8.X
At this time, there are no tools available to identify NFS clients that are mounted with a particular vSAN File Share.
These are some options we can try instead:
1. Remove access to the file share and check if any users may report loss of connectivity.
vSAN cluster > Configure > File Share > Select the File Share > Edit > click next on General page > select "No access" > Next and Finish.
2. Investigate performance tab of the File Share to see if there was any activity.
vSAN cluster > Configure > File Share > Select the File Share > Click Details or the symbol that appears like notes > Performance tab