Hi Timo,
Timo Sirainen schrieb:
> On Dec 18, 2009, at 10:56 AM, Götz Reinicke - IT-Koordinator wrote:
>
>> But the mailclients (mostly thunderbird and apple mail) still reporte
>> the timeouts by accessing the mailboxes.
>>
>> The server is doing smtp, imap/pop3, webmailsystem and
>> spam/antivirus-checking all together. (RH EL 5, sendmail, horde, mysql,
>> mailscanner, spamassassin)
>>
>> We use the original RH dovecot-1.0.7, mbox-format and mailboxes up to 4
>> GB ... (historicaly grown ...)
>
> Have you set mbox_very_dirty_syncs=yes?
grep mbox_very_dirty_syncs /etc/dovecot.conf
#mbox_very_dirty_syncs = no
so, I think "no" is the default.
Setting this to "yes" is may be faster?
>
>> So where to start debugging the imap/pop3 timeouts? What information may
>> I provide, which doc may I read?
>
> Anything in logs? Anyway my guess is that it spends all the time reading
> those 4 GB mailboxes..
>
With that guess, you are not the only one ... beside my guts ... ;-)
If I do have the time, I'd like to switch over to e.g. maildir
/Götz
--
Götz Reinicke
IT-Koordinator
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