Date: Sun, 15 Feb 2004 22:36:51 -0800 From: Kris Kennaway <kris@obsecurity.org> To: ticso@cicely.de Cc: Kris Kennaway <kris@obsecurity.org> Subject: Re: Scheduling deadlock on alpha? Message-ID: <20040216063651.GA72959@xor.obsecurity.org> In-Reply-To: <20040216061821.GZ44313@cicely12.cicely.de> References: <20040216055840.GA72555@xor.obsecurity.org> <20040216061821.GZ44313@cicely12.cicely.de>
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--wac7ysb48OaltWcw Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable 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: >=20 > 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 --wac7ysb48OaltWcw Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFAMGUCWry0BWjoQKURAn6uAKDoV7x09Vg34kz1ygQKCxcyEo/K2gCgqopC ejRkmJIKfFW8MpeGCnM5YMQ= =Zj6Q -----END PGP SIGNATURE----- --wac7ysb48OaltWcw--
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