Unreliable Fedora 7, Mysterious Crashes

[David Hough]

On Wed, 2007-09-26 at 15:00 -0700, Kam Leo wrote:
> On 9/26/07, David Hough <fedora at llondel.org> wrote:
> > I'm trying to work out what's wrong with one of my Fedora 7 systems. It
> > suffers random seizures, sometimes completely locking up, other times
> > apparently suffering partial lock-ups of one or two windows (as in they
> > won't update the screen when clicked but others still work), followed
> > shortly by a complete lock-up. Sometimes when locked up I can still ping
> > it, although attempting ssh gets in but never provides a prompt (but see
> > below). On reboot there's no clue in the syslog. The previous FC6
> > installation was rock-solid. Running a Xen kernel or VMWare (not on a
> > Xen kernel) seems to guarantee a crash much faster than if I don't run
> > either.
> >
> > Initial thoughts were about the Evil nVidia Binary Driver, but I swapped
> > the graphics card for an ATI one and I still get lock-ups, so
> > uninstalling the nVidia driver didn't fix it. I've left it running
> > memtest overnight and it was quite happy.
> >
[snip]
> >
> 
> Choose VESA and test again.
> 
It just died with the VESA driver as well. I'm guessing it's a hardware
issue but short of replacing the motherboard/CPU, I'm running out of
ideas.