From: Eli Zaretskii <eliz@gnu.org>
To: Mathias Dahl <mathias.dahl@gmail.com>
Cc: emacs-devel@gnu.org
Subject: Re: Willing to debug bug #3542 (23.0.94; File access via UNC path slow again under Windows)
Date: Thu, 09 Jul 2009 08:56:33 -0400 [thread overview]
Message-ID: <E1MOtAv-0002fL-DP@fencepost.gnu.org> (raw)
In-Reply-To: <7dbe73ed0907081347q12dfd1a2lbbff915c49362f75@mail.gmail.com> (message from Mathias Dahl on Wed, 8 Jul 2009 22:47:37 +0200)
> From: Mathias Dahl <mathias.dahl@gmail.com>
> Date: Wed, 8 Jul 2009 22:47:37 +0200
> Cc: emacs-devel@gnu.org
>
> > First, I don't see a ~100-fold slowdown, I see only a 10-fold slowdown
> > (vs Emacs 22.3). This is with a directory that has ~130
> > subdirectories.
To clarify, I see 1 sec with Emacs 22.3, and 10 to 11 seconds with
Emacs 23.0.95.
> The more files there are, the bigger the slowdown seems to be, in my tests.
Can you see if it's approximately linear in the number of files?
> > . Do you see significant difference in speed with cold and hot cache?
> > That is, if you run Dired on the above directory, then kill the
> > Dired buffer and immediately run Dired again on the same directory,
> > what times do you see then in Emacs 23?
>
> Hehe, it got even worse the second time :)
That's somewhat strange. For me, the second time is very fast: 3-4
seconds instead of 11.
> > . Does it help to set w32-get-true-file-attributes to nil?
>
> Woooo! Um, yes... It helped all right. From 85 (first try) and 115
> (second try as per reuest above), down to 1,4 s. Shall we call that as
> success? :)
Yes, probably. I will send a patch today or tomorrow for you to try.
Thanks.
prev parent reply other threads:[~2009-07-09 12:56 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-05 21:01 Willing to debug bug #3542 (23.0.94; File access via UNC path slow again under Windows) Mathias Dahl
2009-07-05 22:58 ` Chong Yidong
2009-07-06 14:30 ` Mathias Dahl
2009-07-06 14:55 ` Chong Yidong
2009-07-07 11:00 ` Mathias Dahl
2009-07-07 11:14 ` Miles Bader
2009-07-06 3:06 ` Eli Zaretskii
2009-07-06 7:38 ` Mathias Dahl
2009-07-06 20:01 ` Eli Zaretskii
2009-07-08 15:01 ` Eli Zaretskii
2009-07-08 20:47 ` Mathias Dahl
2009-07-09 11:37 ` Jason Rumney
2009-07-09 11:53 ` Mathias Dahl
2009-07-09 16:11 ` Drew Adams
2009-07-09 16:25 ` Jason Rumney
2009-07-09 17:03 ` Drew Adams
2009-07-09 18:59 ` Eli Zaretskii
2009-07-09 18:47 ` Eli Zaretskii
2009-07-09 21:33 ` Chong Yidong
2009-07-10 8:54 ` Eli Zaretskii
2009-07-11 19:17 ` Stefan Monnier
2009-07-11 20:22 ` Eli Zaretskii
2009-07-13 12:17 ` Stefan Monnier
2009-07-13 13:38 ` Andreas Schwab
2009-07-13 19:00 ` Eli Zaretskii
2009-07-13 18:56 ` Eli Zaretskii
2009-07-14 0:51 ` Stefan Monnier
2009-07-13 13:57 ` Andreas Schwab
2009-07-13 19:02 ` Eli Zaretskii
2009-07-13 19:39 ` Andreas Schwab
2009-07-13 20:13 ` Eli Zaretskii
2009-07-13 21:04 ` Andreas Schwab
2009-07-13 23:29 ` Chong Yidong
2009-07-14 0:31 ` YAMAMOTO Mitsuharu
2009-07-14 0:54 ` Stefan Monnier
2009-07-14 3:18 ` Eli Zaretskii
2009-07-14 4:28 ` Miles Bader
2009-07-14 19:14 ` Eli Zaretskii
2009-07-14 19:32 ` Davis Herring
2009-07-14 20:03 ` Eli Zaretskii
2009-07-14 20:27 ` Miles Bader
2009-07-14 21:05 ` Eli Zaretskii
2009-07-15 9:19 ` David Kastrup
2009-07-14 4:31 ` Haojun Bao
2009-07-14 18:18 ` Stefan Monnier
2009-07-14 19:57 ` Eli Zaretskii
2009-07-09 19:11 ` Eli Zaretskii
2009-07-09 19:13 ` Eli Zaretskii
2009-07-09 12:56 ` Eli Zaretskii [this message]
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