[CentOS] Lockups with kernel-2.6.32-358.0.1.el6.i686

[Kwan Lowe]

On Fri, Mar 8, 2013 at 11:25 AM,  <m.roth at 5-cent.us> wrote:
>
> Right, but I've always *seen* error messages, dmesg, and, if mcelogd is
> actually working (I can't figure out why it seems to on some machines, and
> not on others, or why it doesn't keep running), it's in there. The times
> we've had lockups, there's been nothing.

That's the frustrating thing.. Not a single error message. It also
appears unrelated to system load as I went through 4 hours of the
Phoronix test suite that pegged all 8 cores, Unigine Valley benchmark
for several loops, memtest.. All passed. But at night it locked up
when there was no load.