On Sat, Jul 12, 2025 at 01:19:19PM +0530, Priya PM wrote: > Hi, > > I was using reflinks to create snapshots of an XFS filesystem; > however, I’m looking for ways to determine the unique snapshot usage > or perform snapshot accounting. Can you explain what you are trying to measure? How many blocks in a given file are refcounted blocks with other users? Or the difference between i_blocks for all files combined vs actual space usage? There isn't really such a thing as snapshot accouting in XFS.