Date: Mon, 17 Dec 2007 11:29:32 -0800 (PST) From: Nate Eldredge <nge@cs.hmc.edu> To: Jordi Espasa Clofent <jordi.espasa@opengea.org> Cc: freebsd-amd64@freebsd.org Subject: Re: Random reboots Message-ID: <Pine.LNX.4.64.0712171127330.32093@knuth.cs.hmc.edu> In-Reply-To: <47656FB7.4070807@opengea.org> References: <47656FB7.4070807@opengea.org>
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On Sun, 16 Dec 2007, Jordi Espasa Clofent wrote: > Hi all, > > I've a couple of this machines [1] in a prduction environment. I suffer > random reboots without any clear reason. > > A possible power failure it's a discarded point: I use a switched rack PDU > and anything is showed by the logs. Moreover, I'm talking about datacenter > environment, so there're a lot of redundant UPSs too. > > So, I tend to think it should be a hard/soft conflict, but when I check the > dmseg and others logs after a random reboot, all appears completely normal. I > know that a kernel dump will be great help, but this boxes has a 4/8GB of > RAM, and their /swap is lesser. That would be especially helpful, since from this information we don't know whether the cause is a kernel panic or a hardware problem. Is your kernel configured to reboot automatically on panic? Also, are you by any chance using the watchdog? -- Nate Eldredge nge@cs.hmc.edu
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