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Re: Big IMAP folders

From: Andrzej Adam Filip
Subject: Re: Big IMAP folders
Date: Wed, 14 Oct 2009 20:07:53 +0200

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.

[pl>en Andrew] Andrzej Adam Filip : :
"Little prigs and three-quarter madmen may have the conceit that the laws of
nature are constantly broken for their sakes."
  -- Friedrich Nietzsche

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