[Dovecot] Performance-Tuning

[Timo Sirainen]

On 8.11.2011, at 15.50, Peer Heinlein wrote:

> At the moment I *need* more speed, we have too much waitI/O on the system 
> and I already used all other performance and tuning-tricks (separated cache, 
> noatime, fsync and all that stuff).

A few more ideas for Maildir if you haven't done yet:

 - maildir_very_dirty_syncs = yes
 - pop3_no_flag_updates = yes
 - Switching to dict file quota instead of Maildir++ quota.