On Tue, Jan 23, 2007 at 11:33:42AM +1100, david wrote: > For the record, this was a disk I/O error, which I discovered by leaving > the job running over night logged into a console rather than Gnome. > > I'm guessing something is overheating, since it's a job that's very > processor/harddrive intensive. I'm also assuming (!) that it wasn't > logged because the system couldn't write to disk ? smartmon or smarttools is your friend
> > David. > > > On Mon, 2007-01-22 at 22:22 +1100, Alex Samad wrote: > > On Mon, Jan 22, 2007 at 02:30:13PM +1100, david wrote: > > > On Mon, 2007-01-22 at 13:46 +1100, Alex Samad wrote: > > > > On Mon, Jan 22, 2007 at 09:13:24AM +1100, david wrote: > > > > > The power light was on, but no-one home. Nothing responding, no ping. > > > > > Other machines on the same UPS are running fine. > > > > > > > > > > I rebooted and got a "30 times mounted" forced disk check - no problem > > > > > there. Everything came up fine. Nothing in syslog or anywhere else I > > > > > can > > > > > think of. > > > > > > > > > > The only thing notable was that the activity light on a USB webcam I'm > > > > > messing with was still on, which makes me suspicious it might have to > > > > > do > > > > > with that. [1] I was testing an image capture script that's cpu > > > > > intensive, and I left it running over-night, for over 12 hours - over > > > > > heating perhaps? > > > > > > > > > > Any suggestions where/how to start investigating this? Nothing obvious > > > > > on Google that I can find. Ubuntu 6.10, btw. > > > > > > > > > > many thanks... > > > > > > > > if you have another machine, connect the 2 together by serial cable and > > > > send > > > > your console out the serial cable. Start up minicom on the 2nd box and > > > > what > > > > for it to crash. > > > > > > > > > > sounds reasonable ;-) sounds like I need to run it overnight again and > > > try to reproduce the problem. > > > > > > > Also did you try alt+sysrq magic key combo ? > > > > > > > > > > I hadn't heard of this, but it looks like it only works from console, > > > not from a Gnome terminal. > > yep you need console access, there is some way of doing it across a serial > > connection, but ..... > > > > It is worth knowing about, has saved me a few times > > > > > > > > > > > > > > > -- > > SLUG - Sydney Linux User's Group Mailing List - http://slug.org.au/ > > Subscription info and FAQs: http://slug.org.au/faq/mailinglists.html > > -- > SLUG - Sydney Linux User's Group Mailing List - http://slug.org.au/ > Subscription info and FAQs: http://slug.org.au/faq/mailinglists.html >
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