On Feb 27, 2010, at 2:08 AM, Stan Hoeppner wrote: > Terry Barnum put forth on 2/26/2010 4:20 PM: > >> The 500MB+, 5k+ message problem is with another mailserver not running >> postfix/dovecot. It's the reason I've started investigating postfix with >> your software and so far I"m very happy. > > Hi Terry, > > If it is remotely a possibility, I'd recommend going with Linux instead of > OSX. Going Linux gets you access to the XFS filesystem which gives the best > overall performance for maildirs. It seems very likely that your current > production server is suffering at 5K files and 500MB mailboxen due to a > deficient filesystem, among other things. I'm partial to Debian Stable > (Lenny) myself. I use mbox with XFS due to the fact I archive all my list > mail and thus generate some pretty large mbox files, growing every day. If > I decide to switch to or add maildirs later, I've already got the filesystem > that performs best for both worlds. > > If you must go with OSX, avoid HFS+ and go with ZFS. ZFS performance is > likely inferior to XFS for maildirs, but it would still be much better than > HFS+.
Thank you Stan. Unfortunately I read that Apple ran into licensing issues with Sun/Oracle over ZFS and removed it from Snow Leopard before it was released last year. -Terry
