From: Lee Revell <rlrevell@joe-job.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Florian Schmidt <mista.tapas@gmx.net>,
Paul Davis <paul@linuxaudiosystems.com>,
Thomas Gleixner <tglx@linutronix.de>,
LKML <linux-kernel@vger.kernel.org>,
mark_h_johnson@raytheon.com, Bill Huey <bhuey@lnxw.com>,
Adam Heath <doogie@debian.org>,
Michal Schmidt <xschmi00@stud.feec.vutbr.cz>,
Fernando Pablo Lopez-Lezcano <nando@ccrma.stanford.edu>,
Karsten Wiese <annabellesgarden@yahoo.de>,
jackit-devel <jackit-devel@lists.sourceforge.net>,
Rui Nuno Capela <rncbc@rncbc.org>
Subject: Re: [Fwd: Re: [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.4]
Date: Fri, 29 Oct 2004 20:15:39 -0400 [thread overview]
Message-ID: <1099095339.1579.3.camel@krustophenia.net> (raw)
In-Reply-To: <20041029214602.GA15605@elte.hu>
On Fri, 2004-10-29 at 23:46 +0200, Ingo Molnar wrote:
> > One more question, what do you recommend the priorities of the IRQ
> > threads be set to? AIUI for xrun-free operation with JACK, all that
> > is needed is to set the RT priorities of the soundcard IRQ thread
> > highest, followed by the JACK threads, then the other IRQ threads. Is
> > this correct?
>
> correct. softirqs are not used by the sound subsystem so there's no
> ksoftirqd dependency.
>
I don't see much point in latency testing this one yet; I have had to go
for the reset button twice in the past hour. Web surfing and a kernel
compile kill it pretty quickly.
Lockups aside, it's not necessary to use JACK to demonstrate the
problem, playing AVIs with mplayer will skip.
As a final test I am recompiling with all debug options disabled.
Lee
next prev parent reply other threads:[~2004-10-30 0:27 UTC|newest]
Thread overview: 152+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1099008264.4199.4.camel@krustophenia.net>
2004-10-29 0:57 ` [Fwd: Re: [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.4] Paul Davis
2004-10-29 2:10 ` Lee Revell
2004-10-29 8:02 ` Ingo Molnar
2004-10-29 8:21 ` Thomas Gleixner
2004-10-29 9:09 ` Ingo Molnar
2004-10-29 11:01 ` Paul Davis
2004-10-29 11:14 ` Ingo Molnar
2004-10-29 11:26 ` Paul Davis
2004-10-29 11:36 ` Ingo Molnar
2004-10-29 13:35 ` Paul Davis
2004-10-29 13:55 ` Ingo Molnar
2004-10-29 14:03 ` Paul Davis
2004-10-29 14:15 ` Ingo Molnar
2004-10-29 16:14 ` Ingo Molnar
2004-10-29 16:21 ` Ingo Molnar
2004-10-29 16:32 ` Florian Schmidt
2004-10-29 16:23 ` Ingo Molnar
2004-10-29 16:31 ` Ingo Molnar
2004-10-29 16:37 ` Ingo Molnar
2004-10-29 16:53 ` Ingo Molnar
2004-10-29 17:16 ` Florian Schmidt
2004-10-29 17:02 ` Ingo Molnar
2004-10-29 17:09 ` Ingo Molnar
2004-10-29 17:16 ` Ingo Molnar
2004-10-29 17:33 ` Florian Schmidt
2004-10-29 17:21 ` Ingo Molnar
2004-10-29 17:22 ` Ingo Molnar
2004-10-29 18:36 ` Florian Schmidt
2004-10-29 20:33 ` Ingo Molnar
2004-10-29 20:51 ` Paul Davis
2004-10-29 21:11 ` Ingo Molnar
2004-10-30 1:06 ` Paul Davis
2004-10-30 11:34 ` Ingo Molnar
2004-11-26 17:16 ` [Jackit-devel] " Jack O'Quin
2004-10-29 20:42 ` Ingo Molnar
2004-10-29 21:31 ` Florian Schmidt
2004-10-29 21:25 ` Ingo Molnar
2004-10-29 21:42 ` Lee Revell
2004-10-29 21:46 ` Ingo Molnar
2004-10-29 21:53 ` Lee Revell
2004-10-29 23:12 ` Lee Revell
2004-10-30 11:58 ` Ingo Molnar
2004-10-30 17:49 ` Lee Revell
2004-10-30 19:17 ` Ingo Molnar
2004-10-30 19:43 ` Lee Revell
2004-10-30 19:47 ` Florian Schmidt
2004-10-30 19:37 ` Ingo Molnar
2004-10-30 19:57 ` Florian Schmidt
2004-10-30 19:52 ` Lee Revell
2004-10-30 20:15 ` Florian Schmidt
2004-10-30 20:26 ` Lee Revell
2004-10-30 21:13 ` Florian Schmidt
2004-10-30 21:26 ` Lee Revell
2004-10-30 21:38 ` Florian Schmidt
2004-10-30 23:12 ` Lee Revell
2004-10-31 12:07 ` Ingo Molnar
2004-10-31 12:48 ` Ingo Molnar
2004-10-31 12:54 ` Lee Revell
2004-10-31 13:13 ` Ingo Molnar
2004-10-31 13:40 ` Ingo Molnar
2004-10-31 15:20 ` Florian Schmidt
2004-10-31 15:59 ` Florian Schmidt
2004-10-31 19:06 ` Florian Schmidt
2004-11-01 13:42 ` Ingo Molnar
2004-11-01 13:53 ` Ingo Molnar
2004-11-01 14:06 ` Ingo Molnar
2004-11-01 15:47 ` Thomas Gleixner
2004-11-01 17:55 ` Lee Revell
2004-11-01 17:58 ` Thomas Gleixner
2004-11-01 18:43 ` Ingo Molnar
2004-11-01 18:46 ` Ingo Molnar
2004-11-01 22:30 ` Florian Schmidt
2004-11-01 22:40 ` Bill Huey
2004-11-01 22:51 ` Florian Schmidt
2004-11-01 22:59 ` Bill Huey
2004-11-02 8:02 ` Ingo Molnar
2004-11-02 8:07 ` Ingo Molnar
2004-11-02 15:06 ` [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.6.8 Ingo Molnar
2004-11-02 17:52 ` K.R. Foley
2004-11-02 19:37 ` Ingo Molnar
2004-11-02 19:40 ` K.R. Foley
2004-11-02 19:24 ` Norberto Bensa
2004-11-02 19:35 ` Ingo Molnar
2004-11-02 23:09 ` Karsten Wiese
2004-11-03 1:12 ` Ingo Molnar
2004-11-03 10:15 ` Karsten Wiese
2004-11-01 17:04 ` [Fwd: Re: [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.4] Rui Nuno Capela
2004-11-01 17:08 ` Thomas Gleixner
2004-11-01 20:00 ` Rui Nuno Capela
2004-11-01 17:24 ` K.R. Foley
2004-11-02 0:22 ` Michal Schmidt
2004-11-01 13:54 ` Paul Davis
2004-11-01 14:30 ` Ingo Molnar
2004-11-01 19:30 ` Paul Davis
2004-11-02 8:17 ` Ingo Molnar
2004-11-01 14:03 ` Florian Schmidt
2004-11-01 14:12 ` Ingo Molnar
2004-11-01 15:29 ` K.R. Foley
2004-11-02 23:41 ` [Fwd: Re: [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.6] Remi Colinet
2004-11-03 1:04 ` Remi Colinet
2004-11-01 11:55 ` [Fwd: Re: [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.4] Ingo Molnar
2004-11-01 12:37 ` Ingo Molnar
2004-11-01 12:35 ` Thomas Gleixner
2004-11-01 12:51 ` Ingo Molnar
2004-11-01 13:15 ` Ingo Molnar
2004-11-01 13:40 ` Florian Schmidt
2004-11-01 13:48 ` Ingo Molnar
2004-11-01 16:47 ` Rui Nuno Capela
2004-10-31 23:16 ` Michal Schmidt
2004-11-01 0:05 ` Magnus Määttä
2004-10-31 13:11 ` Ingo Molnar
2004-10-31 14:11 ` Florian Schmidt
2004-10-31 13:22 ` Ingo Molnar
2004-10-31 14:28 ` Florian Schmidt
2004-10-31 13:30 ` Ingo Molnar
2004-10-31 21:58 ` Rui Nuno Capela
2004-10-31 22:11 ` K.R. Foley
2004-10-31 2:20 ` Lee Revell
2004-10-31 10:00 ` Florian Schmidt
2004-10-31 12:09 ` Lee Revell
2004-10-31 12:19 ` Ingo Molnar
2004-10-31 12:35 ` Lee Revell
2004-10-31 12:39 ` Ingo Molnar
2004-10-30 20:05 ` Lee Revell
2004-10-30 20:29 ` Florian Schmidt
2004-10-30 0:15 ` Lee Revell [this message]
2004-10-29 22:31 ` Florian Schmidt
2004-10-29 22:50 ` Florian Schmidt
2004-10-30 13:15 ` Ingo Molnar
2004-10-30 17:53 ` Florian Schmidt
2004-10-30 3:36 ` Lee Revell
2004-10-30 3:48 ` Lee Revell
2004-10-30 11:16 ` Ingo Molnar
2004-10-30 17:44 ` Lee Revell
2004-10-30 11:28 ` Ingo Molnar
2004-10-30 11:33 ` Ingo Molnar
2004-10-30 13:16 ` Florian Schmidt
2004-10-30 1:10 ` Lee Revell
2004-10-30 1:15 ` Lee Revell
2004-10-29 8:59 ` Ingo Molnar
2004-10-29 9:29 ` Ingo Molnar
2004-10-29 13:48 ` Ingo Molnar
2004-10-29 14:19 ` Paul Davis
2004-10-29 14:27 ` Ingo Molnar
2004-10-29 14:31 ` Ingo Molnar
2004-10-29 14:38 ` Paul Davis
2004-10-29 19:33 ` Lee Revell
2004-10-29 19:35 ` Thomas Gleixner
2004-11-01 14:32 Mark_H_Johnson
2004-11-01 14:36 ` Ingo Molnar
-- strict thread matches above, loose matches on Subject: below --
2004-11-01 16:34 Mark_H_Johnson
2004-11-01 18:48 ` Ingo Molnar
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