FreeBSD 6.2-RELEASE always hang

[Tom Evans]

On Thu, 2007-11-29 at 03:28 -0800, Unga wrote:
> --- Michael Proto <mike at jellydonut.org> wrote:
> 
> > Unga wrote:
> > > Hi all
> > > 
> > > I'm using FreeBSD 6.2-RELEASE on Intel P4 3.0GHz,
> > > 512MB Ram computer.
> > > 
> > > Its very irritatingly hangs very frequently, more
> > than
> > > 10 times a day. Do others find FreeBSD 6.2-RELEASE
> > > always hangs? I simply cannot use it for any
> > serious
> > > use, not even to send a mail, other than browsing
> > web.
> > > 
> > > I find it mostly when I try to move the mouse it
> > > hangs. Upward and downward cursor keys press and
> > hold
> > > also hangs, but not always. These may be just
> > > coincidental. How do I find why it hangs? How is
> > the
> > > stability of the upcoming 7.0?
> > > 
> > > Best Regards
> > > Unga
> > > 
> > 
> > I'm sure I'm not alone in this, but I'm running
> > several 6.2-RELEASE-p8
> > boxes (servers and laptop workstations) for several
> > months now without a
> > single lock-up. I'd first look into hardware,
> > testing memory, testing
> > the power supply, and checking CPU/chipset
> > temperatures as they have
> > often contributed to problems similar to what you
> > are describing. 6.2
> > has been working extremely well for me with no
> > stability issues that
> > weren't related to hardware problems.
> > 
> > 
> 
> Thanks for all the replies.
> 
> It may be a hardware issue. This is a more than four
> year old computer. Btw, I forgot to mention this is
> not a server, its running KDE, trying to use as a
> desktop.
> 
> Any one of the hangs do not develop any core dump or
> /var/crash/kernel.0 or /var/crash/vmcore.0. Just the
> cursor disappear and keyboard does not respond. Only
> switch off and on can bring the machine up. 
> 
> Are there any hardware analyzing software that I can
> run on FreeBSD, so that I could narrow down the cause?
> 
> Unga
> 

Can you verify that the machine is actually dead? Do you have another
machine that you can hook up either to a serial console, or ssh into the
dead box? Weird X symptoms could lead to an unresponsive keyboard, with
the machine running just fine underneath X.
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