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From: Steven Rostedt <rostedt@goodmis.org>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
RT <linux-rt-users@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: 2.6.24.2-rt2
Date: Tue, 26 Feb 2008 11:55:58 -0500 (EST) [thread overview]
Message-ID: <Pine.LNX.4.58.0802261155330.10116@gandalf.stny.rr.com> (raw)
In-Reply-To: <47C43289.80506@siemens.com>
On Tue, 26 Feb 2008, Jan Kiszka wrote:
> >>
> >
> > What's the NUMA topology?
>
> 4 nodes. I'm not sure if it is really NUMA related, but the same kernel
> runs that test as expected on a non-NUMA 2x2 box.
>
> > What tasks are running, and at what priorities?
>
> 40 pthreads, created with default parameters from a main thread which
> runs with default parameters as well. The threads simply run endless loops.
>
> >
> > Those three idle CPUS, should they have tasks running on them?
>
> For sure, given the overload situation of the system (40x full load vs.
> 16 cores). Neither did we fiddle with any parameter of the system
> (knowingly, its a standard openSUSE 10.3 underneath) nor did we set
> thread affinities.
>
Do you get different behaviour with 2.6.24.2?
-- Steve
next prev parent reply other threads:[~2008-02-26 16:56 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-22 0:24 2.6.24.2-rt2 Steven Rostedt
2008-02-26 10:29 ` 2.6.24.2-rt2 Jan Kiszka
2008-02-26 12:01 ` 2.6.24.2-rt2 Jan Kiszka
2008-02-26 15:15 ` 2.6.24.2-rt2 Steven Rostedt
2008-02-26 15:38 ` 2.6.24.2-rt2 Jan Kiszka
2008-02-26 16:55 ` Steven Rostedt [this message]
2008-02-26 17:15 ` 2.6.24.2-rt2 Jan Kiszka
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