[Dovecot] performance problems with rc10 and solaris 10

[Jeff A. Earickson]

Dominik,

I use mbox format so I would not have seen this problem.  Maybe you
should add an entry to the wiki for this problem/solution.

Jeff Earickson
Colby College

On Wed, 25 Oct 2006, Dominik Saar wrote:

> Date: Wed, 25 Oct 2006 09:42:57 +0200
> From: Dominik Saar <dominik.saar at 1und1.de>
> To: Timo Sirainen <tss at iki.fi>
> Cc: dovecot at dovecot.org
> Subject: Re: [Dovecot] performance problems with rc10 and solaris 10
> 
> I solved the Problem!
>
> On the rc10 maschine i tested the different dovecot rc´s ... The quota
> backend at least i tested was diresize. That realy ugly ....
>
> With maildirquota LIST is slow too, but the performace to fetch mails is
> pretty good again.
>
> Thanks everybody for your help!!!
>
> Now i can shutdown this lotus monster ....
>
> Cheers and thanks again
>
> Dominik
>
> Am Mittwoch, den 25.10.2006, 09:24 +0200 schrieb Dominik Saar:
>> Hi Timo,
>>
>> thats explain what i see with truss ...
>>
>> A tip wich quotabackend is to prefer with maildir spool and ldap
>> configuration?
>>
>> Cheers
>>
>> Dominik
>>
>> Am Montag, den 23.10.2006, 22:12 +0300 schrieb Timo Sirainen:
>>> On Thu, 2006-10-19 at 14:04 +0200, Dominik Saar wrote:
>>>> preventive i deleted for rc10 the complet index and controlfiles,
>>>> because the spooldir is a sync from the masterserver with dovecot
>>>> alpha4. I thought its a little bit slowy because of my 30.000 mails.
>>> ..
>>>> dovecot: Oct 18 14:51:47 Info: IMAP(saar): dirsize quota limit =
>>>> 750000kB
>>>
>>> If you're using maildir, the dirsize quota backend REALLY sucks with it,
>>> since it stat()s every single file it sees in the maildir. Use something
>>> else.
>>>
>>>> to ensure it isn´t the solaris system, i compiled alpha4.
>>>> Result: good performance
>>>
>>> With dirsize quota enabled with it too? I guess then it could be
>>> something else..
>>>
> -- 
> Dominik Saar
>
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