> Main issue so far seems to be related with Courier-Imap in that when moving > messages between IMAP folders some messages are duplicated with the > io-threads enabled on the client side. Issue looks to be on the > Courier-IMAP side though I haven't seen this with NFS and the duplicate > messages within the Maildir have unique file names. > GlusterFS: 1.3.12 Can try upgrading to the 2.0 rc release and see if the issue still persists? avati