5.4-STABLE hangs every few days
kris at obsecurity.org
Fri Feb 24 18:01:12 PST 2006
On Fri, Feb 24, 2006 at 06:59:17PM -0700, Brad Waite wrote:
> Kris Kennaway wrote:
> >On Fri, Feb 24, 2006 at 06:47:49PM -0700, Brad Waite wrote:
> >>Hi all,
> >>Been having problems with my Tyan Thunder i7500 (S2720) dual Xeon
> >>running -STABLE: it's hanging every couple of days.
> >>I couldn't find any specific fixes on the lists, but I did come across
> >>some instructions about breaking into the debugger from a serial
> >>console. I built a kernel with the following options: DDB, KDB, WITNESS
> >>& BREAK_TO_DEBUGGER (INVARIANTS wouldn't build).
> >Perhaps you forgot INVARIANT_SUPPORT.
> Thanks, Kris. I didn't know I needed it (just going by some
> instructions on the list). What does INVARIANTS do, anyway? Will it
> help troubleshoot this problem?
Yes, it enables lots of runtime checks, so it's quite important when
trying to diagnose kernel problems.
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