From: Jan Kiszka <jan.kiszka@domain.hid>
To: "M. Koehrer" <mathias_koehrer@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] Sporadic PC freeze after rt_task_start
Date: Fri, 13 Jul 2007 10:26:59 +0200 [thread overview]
Message-ID: <46973753.6010206@domain.hid> (raw)
In-Reply-To: <913919.1184311634860.JavaMail.ngmail@domain.hid>
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M. Koehrer wrote:
> Hi Jan,
>
> I did another test to identify the freeze. I have plugged in a POST-CODE 80 PCI board into the PC
> and instrumented the code to write to port 80 to find out where the freeze actually happens.
> It seems not to return for rt_task_start as the last written POST code (see source code below) is 0x30.
> I hope to find a time slot to modify the kernel to do another test.
Again: Please consider NMI watchdog and nucleus debugging support for
those tests as well. Maybe (I dare to say: likely on SMP) they catch
where the CPUs hang around instead of doing their work.
> The bad thing is that it takes really long to get the freeze (up to a couple of hours).
Your effort is appreciated even more!
Jan
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next prev parent reply other threads:[~2007-07-13 8:26 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-10 8:00 [Xenomai-help] Sporadic PC freeze after rt_task_start M. Koehrer
2007-07-10 8:40 ` Jan Kiszka
2007-07-10 12:29 ` M. Koehrer
2007-07-10 12:41 ` Jan Kiszka
2007-07-10 14:40 ` M. Koehrer
2007-07-10 15:34 ` Jan Kiszka
2007-07-11 6:43 ` M. Koehrer
2007-07-11 7:32 ` Jan Kiszka
2007-07-11 12:45 ` M. Koehrer
2007-07-11 14:47 ` Jan Kiszka
2007-07-13 7:27 ` M. Koehrer
2007-07-13 8:26 ` Jan Kiszka [this message]
2007-07-16 7:07 ` M. Koehrer
2007-07-16 22:42 ` Jan Kiszka
2007-07-19 10:58 ` M. Koehrer
2007-07-19 11:27 ` Jan Kiszka
2007-07-19 12:19 ` Philippe Gerum
2007-07-19 12:40 ` Jan Kiszka
2007-07-19 13:55 ` [Xenomai-core] " Philippe Gerum
2007-07-19 15:14 ` Philippe Gerum
2007-07-19 15:35 ` Jan Kiszka
2007-07-19 16:03 ` Philippe Gerum
2007-07-19 17:18 ` Jan Kiszka
2007-07-19 18:24 ` Philippe Gerum
2007-07-19 20:15 ` Jan Kiszka
2007-07-19 21:35 ` Philippe Gerum
2007-07-20 14:20 ` Jan Kiszka
2007-07-20 18:33 ` Philippe Gerum
2007-07-21 8:49 ` Philippe Gerum
2007-07-22 16:44 ` Jan Kiszka
2007-07-19 17:57 ` Jan Kiszka
2007-07-21 20:15 ` Philippe Gerum
2007-07-20 7:03 ` M. Koehrer
-- strict thread matches above, loose matches on Subject: below --
2007-07-19 13:27 M. Koehrer
2007-07-19 13:42 ` Philippe Gerum
2007-07-19 13:52 ` M. Koehrer
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