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From: george anzinger <george@mvista.com>
To: Igor Mozetic <igor.mozetic@uni-mb.si>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.4.10-ac4 (SMP, highmem) complete freeze
Date: Sun, 07 Oct 2001 11:23:49 -0700	[thread overview]
Message-ID: <3BC09DB5.279ED948@mvista.com> (raw)
In-Reply-To: <15293.65326.541017.774801@cmb1-3.dial-up.arnes.si> <Pine.LNX.4.21.0110051436560.2744-100000@freak.distro.conectiva> <15294.1922.204820.340222@cmb1-3.dial-up.arnes.si> <15294.2287.812821.556092@cmb1-3.dial-up.arnes.si>

Igor Mozetic wrote:
> 
> Marcelo Tosatti writes:
> 
>  > Can you try to get any backtraces the next time the machine locks up ?
>  >
>  > You can use the SysRQ key's for that (documentation about it at
>  > Documentation/sysrq.txt). (Alt+SysRQ+T and Alt+SysRQ+P traces)
> 
> Well, at the time of this lockup I was in almost on-line contact
> with Ingo and we couldn't get anything at all! Screen was dead blank,
> no keystroke worked, NumLock didn't work, even Power Off didn't work.
> Also, nothing over netconsole. If you have any other suggestion,
> please ...

Did you turn on the NMI watchdog?  See
.../linux/Documentation/nmi_watchdog.txt in your kernel tree.

George
> 
> I'm now back to 2.4.3 (which worked reliably for months)
> just to make sure that the hardware is OK.
> But I strongly suspect kernel, because these deadlock
> coincide with 2.4.10 and I don't believe in coincidences.
> 
> -Igor Mozetic
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
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  reply	other threads:[~2001-10-07 18:26 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <15294.1922.204820.340222@cmb1-3.dial-up.arnes.si>
2001-10-05 18:42 ` Igor Mozetic
2001-10-05 17:41   ` Marcelo Tosatti
2001-10-05 19:24     ` Igor Mozetic
2001-10-07 18:23       ` george anzinger [this message]
2001-10-07 19:30       ` Igor Mozetic

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