From: Marc-Christian Petersen <m.c.p@wolk-project.de>
Organization: Working Overloaded Linux Kernel
To: William Lee Irwin III <wli@holomorphy.com>
Subject: Re: [PATCH] O11int for interactivity
Date: Fri, 1 Aug 2003 12:44:00 +0200
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Cc: Felipe Alfaro Solana <felipe_alfaro@linuxmail.org>,
       Con Kolivas <kernel@kolivas.org>,
       linux kernel mailing list <linux-kernel@vger.kernel.org>,
       Andrew Morton <akpm@osdl.org>
References: <200307301038.49869.kernel@kolivas.org> <200307301040.38858.m.c.p@wolk-project.de> <20030731214314.GG15452@holomorphy.com>
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On Thursday 31 July 2003 23:43, William Lee Irwin III wrote:

Hi William,

> On Wed, Jul 30, 2003 at 10:43:22AM +0200, Marc-Christian Petersen wrote:
> > What makes me even more wondering is that 2.6.0-test1-wli tree does not
> > suck at all for interactivity where no scheduler changes were made.
> Could you make sure that you're not using 1A? (vanilla 1 and 1B are
> both fine for these purposes).
> Also, can I get a before/after of the following during an mp3 skip test?
> vmstat 1 | tee -a vmstat.log
> n=1; while true; do /usr/sbin/readprofile -n -m /boot/System.map-`uname -r`
> | sort -k 2,2 > profile.log.$n; n=$(( $n + 1 )); sleep 1; done
> If you could stop the logging shortly after the skip in the kernel that
> does skip (but not _too_ shortly after, give it at least 1 second) I
> would be much obliged. The "before" picture is most important. An
> "after" picture might also be helpful, but isn't strictly necessary.
Sure, I'll test it this weekend (mostly tomorrow). Stay tuned.

Thanks for your interest in fixing this.

ciao, Marc

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