From: john stultz <johnstul@us.ibm.com>
To: Andrew Morton <akpm@osdl.org>
Cc: "Ronny V. Vindenes" <s864@ii.uib.no>,
lkml <linux-kernel@vger.kernel.org>,
Dominik Brodowski <linux@brodo.de>
Subject: Re: Terrible interactivity with 2.6.0-t9-mm3
Date: 17 Nov 2003 11:35:51 -0800 [thread overview]
Message-ID: <1069097751.11437.1941.camel@cog.beaverton.ibm.com> (raw)
In-Reply-To: <20031117113650.67968a26.akpm@osdl.org>
On Mon, 2003-11-17 at 11:36, Andrew Morton wrote:
> "Ronny V. Vindenes" <s864@ii.uib.no> wrote:
> > I've found that neither linus.patch nor
> > context-switch-accounting-fix.patch is causing the problem, but rather
> > acpi-pm-timer-fixes.patch & acpi-pm-timer.patch
> >
> > With these applied my cpu (athlon64) is detected as 0.0Mhz, bogomips
> > drops to 50% and anything cpu intensive destroys interactivity. Revert
> > them and performance is back at -mm2 level.
>
> ah hah. Thank you!
>
> Probably the interactivity problems are due to the CPU scheduler thinking
> that the CPU runs at 0Hz. If we can work out why the PM timer patch has
> broken the CPU clock speed detection then all should be well.
Hrmm. I'll look into this.
thanks
-john
next prev parent reply other threads:[~2003-11-17 19:40 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-17 12:11 Ronny V. Vindenes
2003-11-17 13:12 ` Prakash K. Cheemplavam
2003-11-17 19:46 ` Thomas Schlichter
2003-11-17 21:27 ` john stultz
2003-11-17 22:44 ` john stultz
2003-11-17 22:51 ` Prakash K. Cheemplavam
2003-11-17 22:55 ` john stultz
2003-11-17 23:04 ` john stultz
2003-11-17 23:46 ` Thomas Schlichter
2003-11-18 22:59 ` linux-2.6.0-test9-mm3_acpi-pm-monotonic-fix_A0 john stultz
2003-11-19 7:34 ` linux-2.6.0-test9-mm3_acpi-pm-monotonic-fix_A0 Thomas Schlichter
2003-11-18 13:24 ` Terrible interactivity with 2.6.0-t9-mm3 Prakash K. Cheemplavam
2003-11-18 16:11 ` Prakash K. Cheemplavam
2003-11-18 18:28 ` john stultz
2003-11-18 16:15 ` Prakash K. Cheemplavam
2003-11-17 13:15 ` Felipe Alfaro Solana
2003-11-17 19:36 ` Andrew Morton
2003-11-17 19:35 ` john stultz [this message]
2003-11-18 18:56 ` Dominik Brodowski
2003-11-18 19:18 ` john stultz
-- strict thread matches above, loose matches on Subject: below --
2003-11-16 19:26 CaT
2003-11-16 20:24 ` Prakash K. Cheemplavam
2003-11-16 21:42 ` Andrew Morton
2003-11-16 22:06 ` Arnaldo Carvalho de Melo
2003-11-16 22:13 ` Andrew Morton
2003-11-16 22:18 ` CaT
2003-11-17 0:16 ` Panagiotis Papadakos
2003-11-17 2:20 ` Gawain Lynch
2003-11-17 2:49 ` Andrew Morton
2003-11-17 3:11 ` Gawain Lynch
2003-11-17 3:54 ` Gene Heskett
2003-11-17 4:19 ` Nick Piggin
2003-11-17 4:47 ` Gene Heskett
2003-11-17 5:17 ` Nick Piggin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1069097751.11437.1941.camel@cog.beaverton.ibm.com \
--to=johnstul@us.ibm.com \
--cc=akpm@osdl.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux@brodo.de \
--cc=s864@ii.uib.no \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®