Date: Tue, 28 Jun 2005 11:26:06 -0400 From: Matt Juszczak <matt@atopia.net> To: Gavin Atkinson <gavin.atkinson@ury.york.ac.uk> Cc: Gleb Smirnoff <glebius@freebsd.org>, freebsd-stable@freebsd.org Subject: Re: FreeBSD -STABLE servers repeatedly crashing. Message-ID: <42C16C0E.9090002@atopia.net> In-Reply-To: <1119971279.36316.45.camel@buffy.york.ac.uk> References: <42BF8815.6090909@atopia.net> <20050627081933.GA97832@cell.sick.ru> <42C16394.4040904@atopia.net> <1119971279.36316.45.camel@buffy.york.ac.uk>
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Gavin Atkinson wrote: >On Tue, 2005-06-28 at 10:49 -0400, Matt Juszczak wrote: > > >>Gleb Smirnoff wrote: >> >> >> >>>On Mon, Jun 27, 2005 at 01:01:09AM -0400, Matt Juszczak wrote: >>>M> About three weeks ago, I upgraded my 5.3-RELEASE boxes to 5.4-RELEASE. >>>M> I also turned on procmail globally on our mail server. Here is our >>>M> current FreeBSD server setup: >>>M> >>>M> URANUS - primary ldap >>>M> CALIBAN - secondary ldap >>>M> ORION - primary mail >>>M> >>>M> Orion was the first one to crash, about three weeks ago. Orion is >>>M> constantly talking to uranus, because uranus is our primary ldap server >>>M> (we have a planet scheme), and caliban is our secondary ldap server. I >>>M> ran an email flood test on orion to see if I could crash it again. This >>>M> time, the high requests on Uranus caused Uranus to crash. With two >>>M> different servers on two different hardware setups crashing, I had to >>>M> start thinking of what could be causing the problem. >>>M> >>>M> http://paste.atopia.net/126 >>> >>>Can you please build kernel with debugging and obtain a crashdump? >>> >>> >>Ever since I setup the debug kernel the machine is now crashing every 12 >>hours. I think I have to switch to OpenBSD or 4.11 FreeBSD because this >>box can't keep crashing. It refuses to do a crash dump. >> >> > >OK, when it crashes next and is sat at the "db>" prompt, type "tr" and >press enter to get a trace. Copy this down (or have a serial console to >capture the output). Also, try typing "call doadump()" and see if that >succeeds in generating a crash dump. How were you trying to generate >one before? > >Gavin > > I can't type anything. The machine locks up. See: http://paste.atopia.net/126 After CPUID: 1, the machine locks cold and nothing else is printed to the screen. -Matt
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