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Re: Big IMAP folders

From: Andrzej Adam Filip
Subject: Re: Big IMAP folders
Date: Sat, 17 Oct 2009 22:25:14 +0200

Andrzej Adam Filip <> wrote:
> Tassilo Horn <> wrote:
>> Andrzej Adam Filip <> 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 : :
If I had only known, I would have been a locksmith.
  -- Albert Einstein

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