[Dovecot] Dovecot stable slow

[Loren M. Lang]

On Mon, Jun 13, 2005 at 09:42:28AM -0400, Jeff Graves wrote:
> This might help:
> 
> 3. Set dir_index features on hard disk.
> 
> # tune2fs -l /dev/hda3 | grep features 
> if you see dir_index then you are all set. If dir_index is missing then add
> it using: 
> # umount /dev/hda3 
> # tune2fs -O dir_index /dev/hda3 
> # e2fsck -fD /dev/hda3 
> # mount /dev/hda3 
> Now you can handle ginormous maildir directories with out breaking a sweat. 

Actually, we're using reiserfs for all our server filesystems, which
everything I've read about it says it's generally a much better
performer for maildir than ext3 in most respects.

> 
> When we switched from UW-IMAP mbox to dovecot maildir it was slightly slower
> (3% maybe) at downloading headers but much faster in every other aspect.
> 
> Jeff Graves, MCSA
> Customer Support Engineer
> Image Source, Inc.
> 10 Mill Street
> Bellingham, MA 02019
> 
> 508.966.5200 - Phone
> 508.966.5170 - Fax
> jeff at image-src.com - Email
> www.image-src.com
> 
> -----Original Message-----
> From: dovecot-bounces at dovecot.org [mailto:dovecot-bounces at dovecot.org] On
> Behalf Of Loren M. Lang
> Sent: Saturday, June 11, 2005 12:27 PM
> To: dovecot at dovecot.org
> Subject: [Dovecot] Dovecot stable slow
> 
> 
> A few days ago I installed dovecot stable to replace uw-imap.  The
> install went well and all boxes were converted ok.  When accessing the
> new imap server though, certain operations seem much slower, in
> particular, moving mail between boxes is very slow, and I have received
> several complaints from users that the mail server has slowed down.  I
> can't figure out what the slow point is as maildir should be faster than
> mbox.
> -- 
> I sense much NT in you.
> NT leads to Bluescreen.
> Bluescreen leads to downtime.
> Downtime leads to suffering.
> NT is the path to the darkside.
> Powerful Unix is.
> 
> Public Key: ftp://ftp.tallye.com/pub/lorenl_pubkey.asc
> Fingerprint: CEE1 AAE2 F66C 59B5 34CA  C415 6D35 E847 0118 A3D2
>  
> 
> 

-- 
I sense much NT in you.
NT leads to Bluescreen.
Bluescreen leads to downtime.
Downtime leads to suffering.
NT is the path to the darkside.
Powerful Unix is.

Public Key: ftp://ftp.tallye.com/pub/lorenl_pubkey.asc
Fingerprint: CEE1 AAE2 F66C 59B5 34CA  C415 6D35 E847 0118 A3D2
 
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