From: Lee Revell <rlrevell@joe-job.com>
To: Peter Williams <pwil3058@bigpond.net.au>
Cc: spaminos-ker@yahoo.com, linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: Scheduler fairness problem on 2.6 series (Attn: Nick Piggin and others)
Date: Tue, 24 Aug 2004 19:22:32 -0400 [thread overview]
Message-ID: <1093389752.841.9.camel@krustophenia.net> (raw)
In-Reply-To: <412BC984.6060408@bigpond.net.au>
On Tue, 2004-08-24 at 19:04, Peter Williams wrote:
> spaminos-ker@yahoo.com wrote:
> >
> > Could I do something more useful than just displaying those deltas? Maybe I
> > could dump the process list in some way, or enable some debugging code in the
> > kernel to find out what is going on?
>
> You could try Lee Revell's (rlrevell@joe-job.com) latency measuring
> patches and also try applying Ingo Molnar's (mingo@elte.hu)
> voluntary-preempt patches.
>
Most of the tools I am using are probably too specific to the audio
subsystem to be of much use to you. Just use Ingo's voluntary
preemption patch; if this is a scheduler/preemption problem, then it
will definitely show up in the traces.
Lee
next prev parent reply other threads:[~2004-08-24 23:27 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <411D50AE.5020005@bigpond.net.au>
2004-08-17 23:19 ` Scheduler fairness problem on 2.6 series (Attn: Nick Piggin and others) spaminos-ker
2004-08-18 0:12 ` Peter Williams
2004-08-24 21:11 ` spaminos-ker
2004-08-24 23:04 ` Peter Williams
2004-08-24 23:22 ` Lee Revell [this message]
2004-08-26 2:30 ` spaminos-ker
2004-08-26 2:42 ` Peter Williams
2004-08-26 8:39 ` Peter Williams
2004-08-28 1:59 ` spaminos-ker
2004-08-29 0:21 ` Peter Williams
2004-08-29 0:25 ` Lee Revell
2004-08-29 0:45 ` Lee Revell
2004-08-29 2:03 ` Peter Williams
2004-08-29 2:28 ` spaminos-ker
2004-08-29 4:53 ` Peter Williams
2004-08-29 1:19 ` spaminos-ker
2004-08-29 1:22 ` Lee Revell
2004-08-29 1:31 ` Peter Williams
2004-09-13 20:09 ` spaminos-ker
2004-08-29 2:20 ` Lee Revell
[not found] <20040811093945.GA10667@elte.hu>
2004-08-17 23:08 ` spaminos-ker
[not found] <20040811010116.GL11200@holomorphy.com>
2004-08-11 2:21 ` spaminos-ker
2004-08-11 2:23 ` William Lee Irwin III
2004-08-11 2:45 ` Peter Williams
2004-08-11 2:47 ` Peter Williams
2004-08-11 3:23 ` Peter Williams
2004-08-11 3:31 ` Con Kolivas
2004-08-11 3:46 ` Peter Williams
2004-08-11 3:44 ` Peter Williams
2004-08-13 0:13 ` spaminos-ker
2004-08-13 1:44 ` Peter Williams
2004-08-11 3:09 ` Con Kolivas
2004-08-11 10:24 ` Prakash K. Cheemplavam
2004-08-12 2:04 ` spaminos-ker
2004-08-12 2:24 ` spaminos-ker
2004-08-12 2:53 ` Con Kolivas
2004-08-07 21:53 spaminos-ker
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