Re: Scheduling deadlock on alpha?

From: Kris Kennaway <kris_at_obsecurity.org>
Date: Sun, 15 Feb 2004 22:36:51 -0800
On Mon, Feb 16, 2004 at 07:18:22AM +0100, Bernd Walter wrote:
> On Sun, Feb 15, 2004 at 09:58:40PM -0800, Kris Kennaway wrote:
> > One of the alpha package machines seems to have deadlocked; no
> > processes are running, but the kernel itself responds to pings, and I
> > can break to DDB:
> 
> How long have you waited?
> It seems that the system was busy waiting for page faults and swap.
> I've seen conditions lately where this can block the system for a very
> long time in case there is not enough memory free.
> The number of processes point to memory stress.

It's been about 1/2 hour now...this machine doesn't seem to have been
under exceptional load compared to the other equivalent alpha package
machines

> I asume you had no chance to take a lock at the disk lights?

No, the machine is remote to me.

Kris
Received on Sun Feb 15 2004 - 21:36:56 UTC

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