On Sat, 28 Aug 2021, Frank Filz wrote: > > Changing the fsid for sub-volumes is Ganesha's solution (before adding > that, we couldn't even export the sub-volumes at all). What does Ganesha use for the mounted-on-fileid? There doesn't seem to be an "obvious" answer so I wonder what was chosen. > > Mangling the fileid is definitely the best solution if there will be lots of sub-volumes. For a few sub-volumes changing fsid does create additional mount points on the client with some issues, but does guarantee there will be no fileid collision. > > My gut feel is your solution is the best one and Ganesha may need to switch to that solution. Thanks for the encouragement. Changing the fsid does seem easier is many ways, but I don't really like the consequences or implications. Thanks, NeilBrown