Stephan van Hienen wrote: > The file is using almost double the size ? > Even after a few days the file is showing the same disk usage. > Only umounting and remounting the filesystem fixes the problem. > When I do the same test on an ext4 filesystem no issues. (same > server/client) What does: /usr/sbin/xfs_bmap -pl 10Gtest output (when run on the server)? You can also 'recover' the lost space by running (as root on the server): /usr/sbin/xfs_fsr 10Gtest James Pearson P.S. you can also see the allocated size of a file using the -s option to ls