Re: Big IMAP folders

[Andrzej Adam Filip]

Andrzej Adam Filip <Andrzej.Filip@gmail.com> wrote:
> Tassilo Horn <tassilo@member.fsf.org> wrote:
>> Andrzej Adam Filip <Andrzej.Filip@gmail.com> writes:
>>>>> b) Have you considered using local imap folders with last few
>>>>> hundredths messages from the lists?
>>>>
>>>> A local IMAP server (and synchronizing with offlineimap) is very
>>>> nice.  But why only store the last few hundreds?  My emacs-devel
>>>> group has about 25.000 messages, its size is about 232 MB, and Gnus
>>>> handles it fine. :-)
>>>
>>> How often do search *ALL* messages in the folder? :-)
>>
>> Very frequently.  My local imap server (Dovecot) does full text indexing
>> on the fly, so searches are very fast.  Of course, if the imap server
>> would search by grepping, large groups would be bad in that respect.
>
> Whenever I open 1_000+ messages IMAP folder ("server-less" dovecot) gnus
> does full scoring and it takes a few seconds.
>
> After reading your "testimony" I tend to believe it may be 
> "under optimalisation" of my configuration.

After switching from emacs-22 to emacs-23 I have observed better
performance (on Debian Lenny)

-- 
[pl>en Andrew] Andrzej Adam Filip : anfi@onet.eu : Andrzej.Filip@gmail.com
If I had only known, I would have been a locksmith.
  -- Albert Einstein