Date: Sun, 12 Nov 2006 10:03:41 -0600 From: "Jeff Hinrichs - DM&T" <jeffh@dundeemt.com> To: "FreeBSD Questions" <freebsd-questions@freebsd.org> Subject: Re: 6.x hangs on AMD64 again Message-ID: <5aaed53f0611120803p37cdad73ld722bf822cb0ccbe@mail.gmail.com> In-Reply-To: <20061111195632.GA8718@xor.obsecurity.org> References: <83083882-E193-445F-AF3D-E3ECD1E243B1@hughes.net> <20061111063049.GA81772@xor.obsecurity.org> <608516EC-BBD0-40E7-A773-2E8056981FAA@hughes.net> <20061111195632.GA8718@xor.obsecurity.org>
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On 11/11/06, Kris Kennaway <kris@obsecurity.org> wrote: > On Sat, Nov 11, 2006 at 11:15:54AM -0800, Chris wrote: > > > > > >If your system is hanging then you need to configure additional > > >debugging to figure out the cause. Read the chapter on kernel > > >debugging the developers handbook; without this information no > > >developer can help you. > > > > > >Kris > > > > > >P.S. In my testing SMP amd64 is quite stable even under exceptionally > > >heavy loads, so it's either something related to your hardware or your > > >particular workload. > > > > Hadn't considered that a user level debugging solution. I'll give it > > a try. > > > > We had considered it possibly related to our mix because the SuperMicro > > dual xeon we are trying to replace it with was rebooting (not hanging) > > without any error messages every 15-20 days. I thought it was failing > > hardware. It's on 6.1 R P10. Maybe related in some way. > > That is indeed almost always failing hardware. > > Kris > > > I had a similiar issue of rebooting or more specifically shutting down. The BIOS would also loose it's config. After some hardware swapping it turned out to be the power supply. -- Jeff Hinrichs Dundee Media & Technology, Inc jeffh@dundeemt.com
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