Yep that's fine, I do it with ext4 and btrfs. The only requirement is extended attributes (which everything does these days). If in doubt you can test with: # touch hello.txt # setfattr -n user.foo -v bar hello.txt # getfattr -n user.foo hello.txt # file: hello.txt user.foo="bar" # rm hello.tx On 12/20/2010 07:34 PM, David Lloyd wrote: > Can I have different backend filesystems eg some xfs, some ext4 on the > bricks in a glusterfs volume? > > This would just be a temporary measure, I'm thinking of migrating our > replicated volume, and thought that doing one brick at a time, and > resyncing might be easier than backing up the whole lot and starting > from scratch. > > David >