Date: Tue, 15 Jul 2008 17:35:17 +0200 (CEST) From: Oliver Fromme <olli@lurza.secnetix.de> To: freebsd-stable@FreeBSD.ORG, hostmaster@netconsonance.com Subject: Re: how to get more logging from GEOM? Message-ID: <200807151535.m6FFZH4P044840@lurza.secnetix.de> In-Reply-To: <C278655C-4FFB-4A8E-9501-2B84283E324D@netconsonance.com>
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Jo Rhett <hostmaster@netconsonance.com> wrote: > About 10 days ago one of my personal machines started hanging at > random. This is the first bit of instability I've ever experienced on > this machine (2+ years running) > > FreeBSD triceratops.netconsonance.com 6.2-RELEASE-p11 FreeBSD 6.2- > RELEASE-p11 #0: Wed Feb 13 06:44:57 UTC 2008 root@i386-builder.daemonology.net > :/usr/obj/usr/src/sys/GENERIC i386 > > After about 2 weeks of watching it carefully I've learned almost > nothing. It's not a disk failure (AFAIK) it's not cpu overheat (now > running healthd without complaints) it's not based on any given > network traffic... however it does appear to accompany heavy cpu/disk > activity. It usually dies when indexing my websites at night (but not > always) and it sometimes dies when compiling programs. Just heavy > disk isn't enough to do the job, as backups proceed without > problems. Heavy cpu by itself isn't enough to do it either. But if > I start compiling things and keep going a while, it will eventually > hang. I had exactly the same problems on a machine a few months ago. It had also been running for about two years, then started freezing when there was high CPU + disk activity. It turned out that the power supply went weak (either the power supply itself or the voltage regulators on the main- board). Replacing PS + mainboard solved the problem. Best regards Oliver -- Oliver Fromme, secnetix GmbH & Co. KG, Marktplatz 29, 85567 Grafing b. M. Handelsregister: Registergericht Muenchen, HRA 74606, Geschäftsfuehrung: secnetix Verwaltungsgesellsch. mbH, Handelsregister: Registergericht Mün- chen, HRB 125758, Geschäftsführer: Maik Bachmann, Olaf Erb, Ralf Gebhart FreeBSD-Dienstleistungen, -Produkte und mehr: http://www.secnetix.de/bsd "C++ is the only current language making COBOL look good." -- Bertrand Meyer
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