Date: Mon, 6 Oct 2003 17:33:21 -0700 From: Kris Kennaway <kris@obsecurity.org> To: Benjamin Lutz <lutzb@student.ethz.ch> Cc: freebsd-questions@freebsd.org Subject: Re: lockup in FreeBSD 5.1 Message-ID: <20031007003321.GA4043@rot13.obsecurity.org> In-Reply-To: <20031006234415.7ee47ef4.lutzb@student.ethz.ch> References: <20031006234415.7ee47ef4.lutzb@student.ethz.ch>
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--AqsLC8rIMeq19msA Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Oct 06, 2003 at 11:44:15PM +0200, Benjamin Lutz wrote: > The interesting thing is - today I was "watching" the machine with > top, while she used it normaly (me = maxlor, her = theres). Below > you find what top displayed before the machine went offline (I > assume she powercycled it). The interesting thing is that multiple > processes seem to be locked in Giant... could this be a driver > issue? Sort of..recall from the 5.1 Early Adopter's Guide that the 5.x branch is work in progress and a major focus of effort is SMP locking pushdown. As of 5.1 Giant still covered a lot of the kernel code paths. > On the hardware side, we have an old K6 machine, with some NIC that > uses the vr driver; the other stuff I can't remember right now. k6 CPUs run notoriously hot and become unreliable at high temperatures..make sure you have more-than-adequate CPU cooling. Kris --AqsLC8rIMeq19msA Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (FreeBSD) iD8DBQE/ggnRWry0BWjoQKURAr5aAKD1YaLR1zMC6GHtHAecjd8JzvaVjgCg/FnC /0fVY0fblv9Cq3niYkMEgJo= =CknP -----END PGP SIGNATURE----- --AqsLC8rIMeq19msA--
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