Message-ID: <3F5B0AD2.3000706@cyberone.com.au>
Date: Sun, 07 Sep 2003 20:39:14 +1000
From: Nick Piggin <piggin@cyberone.com.au>
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To: Adrian Bunk <bunk@fs.tum.de>
CC: Andrew Morton <akpm@osdl.org>, Con Kolivas <kernel@kolivas.org>,
       linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: 2.6.0-test4-mm5 and below: Wine and XMMS problems
References: <20030902231812.03fae13f.akpm@osdl.org> <20030907100843.GM14436@fs.tum.de>
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Adrian Bunk wrote:

>On Tue, Sep 02, 2003 at 11:18:12PM -0700, Andrew Morton wrote:
>
>>...
>>. Dropped out Con's CPU scheduler work, added Nick's.  This is to help us
>>  in evaluating the stability, efficacy and relative performance of Nick's
>>  work.
>>
>>  We're looking for feedback on the subjective behaviour and on the usual
>>  server benchmarks please.
>>...
>>
>
>Short story:
>
>I'm still using 2.5.72, all of the 2.6.0-test?{,-mm?} kernels have 
>problems
>
>
>Long story:
>
>System:
>K6-2 @ 500 MHz
>128 MB RAM
>1 GB swap
>Debian unstable
>
>Workload:
>XFree86
>FVWM
>XMMS
>Wine running "Master of Orion 2" (a round based space strategy game)
>
>With 2.4 kernels and 2.5.72 everything works fine.
>
>With 2.6.0-test? and 2.6.0-test?-mm? kernels up to 2.6.0-test4-mm4 the
>XMMS sound sometimes skips or sounds slow (like when wou manually retard
>a record). That's much more awful than skips.
>
>RAM usage is low, even after a "swapoff -a" at about half of my RAM
>would be enough.
>
>The problems might be related to the fact that after I start Wine three
>wine.bin processes run and each of them tries to get as much CPU time as
>possible.
>
>It might be part of the problem that although Wine is the interactive 
>task a working XMMS is subjectively more important.
>
>With 2.6.0-test4-mm5 these problems don't occur. Instead, Wine feels 
>slow. I couldn;t test it much since after the first fast mouse movement 
>the X mouse cursor has lost the mouse cursor of the game (this might be 
>a bug in Wine, but it doesnt occur with other kernels).
>
>cu
>Adrian
>

Hi Adrian,
It would be great if you could test the latest mm kernel (mm6 as of now
I think), which has Con's latest stuff in it. You could also test my
newest scheduler patch. Thanks for the feedback.


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