From: Kevin Rodgers <kevin.d.rodgers@gmail.com>
To: bug-gnu-emacs@gnu.org
Subject: bug#6443: 23.2; Many files take 6-15 seconds to open after upgrade to 23.2 on WinXP
Date: Thu, 17 Jun 2010 07:04:10 -0600 [thread overview]
Message-ID: <hvd6g9$29k$1@dough.gmane.org> (raw)
In-Reply-To: <4C19A221.70909@oneroad.com>
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Keith M Swartz wrote:
> Upgraded from emacs 22.3 to 23.2.1 on Windows XP SP 3, using pre-built
> binaries from ftp.gnu.org. I've found that emacs is frequently
> unresponsive, would hang for several seconds during routine operations,
> including auto-save, etc. Did some searching, and found that default
> setting for w32-get-true-file-attributes had changed, so I reverted that
> back to nil -- this helped.
>
> Now, at best, opening files takes about 1-2 seconds, which is
> acceptable. But sometimes, it still takes 6-8 seconds to open files.
> I've confirmed there is no CPU usage during this time, and Process
> Monitor does not show enough specific information to determine whether
> it's an I/O call it's hanging on, or what I/O call that is. Ctrl-G is
> unresponsive and doesn't act until after control resumes. I can
> reproduce this even with no startup files, and it happens just as often.
>
> It APPEARED for a while that turning off font-lock-mode globally helped,
> but I think that may be a red herring. When turning it off, the first
> few file opens would usually go quickly, but after that, opening a file
> from a new location would bring back the 6-8 second hang. Not EVERY file
> opens this slowly, but enough do that it definitely interrupts the work
> flow.
>
> All of my operations are happening locally, and not on a network drive.
> I have a network drive defined, but even when the drive is not mounted,
> the hangs still occur.
>
> I have AV software installed, but can't disable it (due to corporate
> settings) -- however, I haven't seen this problem manifest in any other
> program, so I'm hesitant to blame that.
>
> I am working on testing with another machine to see if I can reproduce,
> but advice on key differences to look for would be helpful.
Try this on each machine: (elp-instrument-file "/files\\.elc\\'")
Then visit a file, and M-x elp-results.
You'll need the attached helper function.
--
Kevin Rodgers
Denver, Colorado, USA
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next prev parent reply other threads:[~2010-06-17 13:04 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-17 4:18 bug#6443: 23.2; Many files take 6-15 seconds to open after upgrade to 23.2 on WinXP Keith M Swartz
2010-06-17 13:04 ` Kevin Rodgers [this message]
2011-09-21 20:39 ` Lars Magne Ingebrigtsen
2011-10-06 5:53 ` Kevin Rodgers
2011-10-06 19:11 ` Lars Magne Ingebrigtsen
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