On Wed, 2011-06-29 at 18:40 -0500, Stan Hoeppner wrote: > Since maildir is IOPS heavy and NFS/GFS/OCFS don't seem to like high > IOPS workloads that make heavy use of locking, mbox becomes very > attractive due to it's very low IOPS demands. If you can live with the > folder tree limitations of mbox, along with a higher probably of mailbox > file corruption, mbox is likely the best format for NFS/GFS/OCFS.
You shouldn't equate NFS with GFS/OCFS. They have very little in common. The above is more or less true for GFS/OCFS, but definitely not NFS.