dovecot - May 2009 - Filesystems (was Re: Migration questions...)

Richard Hobbs wrote:
>
> Trouble is... i've been googling this as well, just now, and loads of
> people say XFS has the better performance, but loads of other people say
> ReiserFS has the better performance.
It starts to become a religious argument at some point.

> We have battery backed up RAID controllers too, in this new system, and
> the systems are UPSd, so on that basis i'm still none the wiser! lol
>
> I appreciate your experience with XFS is a positive one, but even the
> dovecot web site says XFS might now be a good choice...
>
> http://wiki.dovecot.org/MailboxFormat/Maildir
>
> What a tough decision! I know it probably won't make too much
difference
> in my situation, but i want this to be a very long-term solution, so
> want to do it right first time!
>
> Any other opinions on XFS vs Reiserfs with Dovecot maildir?
>
> Thanks again!
>
> Richard.
>

If you have time to play "tweak the filesystem":

http://everything2.com/index.pl?node_id=1479435

It's a good comparison of etx3, xfs, and reiser from a performance
standpoint. Also try this if you want to pull the plug or randomly
reboot and see what happens:

http://brad.livejournal.com/2116715.html

~Seth