Date: Mon, 14 Mar 2005 20:06:50 +0100 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Michael Boers <msb@datacompusa.com> Cc: freebsd-geom@freebsd.org Subject: Re: gmirrored boot drives locks up during buildworld Message-ID: <20050314190650.GX9291@darkness.comp.waw.pl> In-Reply-To: <f7944513206a01f926630fed59abc188@datacompusa.com> References: <f7944513206a01f926630fed59abc188@datacompusa.com>
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[-- Attachment #1 --] On Mon, Mar 14, 2005 at 01:46:15PM -0500, Michael Boers wrote: +> I recently installed FreeBSD 5.3 on a machine to be my primary mysql +> server. The machine failed after about 3 weeks of heavy use. The +> machine did not panic, it just froze and some random characters +> appeared on the console. A reboot restored the system for another few +> weeks. On the third failure I took it out of production. +> +> The machine consists of a Intel Pentium 4 EE HT with a pair of 80 +> gigabyte IDE gmirrored boot drives and a pair of 250 gigabyte IDE +> gmirror data drives. +> +> With the machine out of production, I used +> +> while (true) do make clean; make buildworld; done +> +> to exercise the machine until it failed. Usually within three days. I +> swapped video cards, memory, hard drives, and played with bios settings +> to no avail. Finally I determined that when I ran without using +> gmirror, the machine would build indefinitely. +> +> Finally, I tried the buildworld test on a completely different (amd vs +> intel, scsi vs ide disks) machine and it failed in less than 3 hours. +> +> Because the system freezes rather than panics, I have no diagnostic +> information to provide. +> +> If this is a possible gmirror bug, please let me know if there is any +> other information I can provide. I am very interested in using gmirror +> but I want to make sure it is safe. Please feel free to call me at the +> below number if necessary. Could increase kern.geom.mirror.debug to 1? Could you turn on HTT and compile your kernel with MP_WATCHDOG (you should also set debug.watchdog to 1)? -- Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFCNeDKForvXbEpPzQRAhDGAJ9Mg2g32OXT6LKbuSqSGIGNX6ok4gCgh+vk WQe+W2g/6aZIOmnBYDXboKg= =WoJO -----END PGP SIGNATURE-----
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