linux-kernel - Re: NMI watchdog

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Message-ID: <Pine.LNX.4.58.0710120625380.8208@gandalf.stny.rr.com>
Date:	Fri, 12 Oct 2007 06:26:19 -0400 (EDT)
From:	Steven Rostedt <rostedt@...dmis.org>
To:	John Sigler <linux.kernel@...e.fr>
cc:	linux-kernel@...r.kernel.org, linux-rt-users@...r.kernel.org
Subject: Re: NMI watchdog


--

On Fri, 12 Oct 2007, John Sigler wrote:

> Hello,
>
> I'm experiencing a full system lockup. I'm using an out-of-tree driver
> which I suspect is responsible. I'm trying to enable the NMI watchdog.
>
> # cat /proc/version
> Linux version 2.6.22.1-rt9 (gcc version 3.4.6) #1 PREEMPT RT Tue Oct 9
> 12:25:47 CEST 2007
>
> # cat /proc/cmdline
> ro root=/dev/hdc1 console=ttyS0,57600n8 console=tty0 panic=3 apic=debug
> nmi_watchdog=2
>

I've noticed on some boxes that nmi_watchdog=2 does what you state. Try
out nmi_watchdog=1.

-- Steve

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