[Dovecot] Dovecot 2.0.9: Thunderbird 3.1.9: Very slow while open sent folder with many (4k>) mails

Robert Schetterer robert at schetterer.org
Thu Mar 24 21:12:57 EET 2011

Am 24.03.2011 17:51, schrieb Eric Shubert:
> On 03/24/2011 09:35 AM, Denny Schierz wrote:
>> hi,
>> one customer told us, that he has performance problem in his Thunderbird
>> 3.1.9, while open his sent folder, which has round about 4000 mails in
>> it, and 20k in his Inbox. For example TB, tries to sync the sent-folder
>> list (over SSL) from the sent folder for now over 15min.
>> In the log, I can't see any strange things, so for me, Dovecot works ok.
>> Maybe, I should use better cache options?
>> Now he tries to move many messages to separate folders, but thats also a
>> bit slow. So, is it a TB problem, with so many messages?
>> Our config:
> <snip>
> Recent versions of TB (3.1.9 included) cache all messages locally (on
> client computer) by default. This is fine for local connections, but on
> remote connections with a lot of mail, it takes a while for all that to
> download. Same thing for moving large amounts of messages around. Once
> it's done though, performance shouldn't be too bad.
> If the problem persists, I would have the customer change their account
> settings in the Synchronization & Storage section to something more
> appropriate to their situation.

good tip, perhaps works, at my setup it didnt helped very much, but i
didnt investigated time for debug cause setting up new server now its gone

Best Regards

MfG Robert Schetterer


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