Date: Mon, 5 Nov 2007 19:38:06 -0600 From: Doug Poland <doug@polands.org> To: Karol Mroz <kmroz@cs.ubc.ca> Cc: freebsd-stable@freebsd.org Subject: Re: 7.0-BETA1 & 2 occasionally freezing, how to diagnose? Message-ID: <20071106013806.GA56023@polands.org> In-Reply-To: <472F9432.90103@cs.ubc.ca> References: <472F7BE9.8080807@polands.org> <472F9432.90103@cs.ubc.ca>
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On Mon, Nov 05, 2007 at 02:07:46PM -0800, Karol Mroz wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Doug Poland wrote: > > Hello, > > > > I've been having frequent problems with BETA1 and now BETA2 > > "freezing". There is no diagnostic information, nothing in > > /var/log/messages, nothing, just a hung interface. I cannot ssh > > into the machine and it appears the box ceases to communicate on > > SSH. A couple of times I've had screen corruption on the laptop's > > LCD display. > > > > Every time it hands I'm running Xorg 7.3, Thunderbird, Firefox, > > pidgin, and a bunch of xterms. > > > > Is there something I can do to diagnose this issue? > > > > Have you just migrated to CURRENT? Was this machine running fine under > STABLE? > I moved from 6.2-STABLE to 7.0-BETA using cvsup. I may had an infrequent problem in the 6.2-STABLE days, but I can't recall with certainty. > I had similar problems with a desktop of mine that was running 6.2. > Every now and then (sometimes days in between) it would freeze in X, > corrupt the screen, or at times would just reboot. There was no warning > and nothing of worth in any log files. > pretty much my experience here, except I have a laptop. > I had a feeling it might have been my video card, so after taxing it > really hard with gl apps and noticing artifacts on the screen, I > replaced the card. The system ran well for a few weeks, but the > problems persisted. Thought at this point it could be faulty ram, so > ran each half-gig stick on it's own until the next failure. Both > sticks showed failures. So then I moved the sticks out of slots 1,2 > and into 3,4... that was 4 months ago and all is well. > I suppose I could run memtest, although the RAM in this laptop was replaced in July (now running 4GB). > I guess what I'm aiming at here is that this could be a hardware issue > which can be a pain to diagnose. > Thanks for the suggestion. -- Regards, Doug
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