5.4-STABLE hangs every few days

Kris Kennaway 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.

-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 187 bytes
Desc: not available
Url : http://lists.freebsd.org/pipermail/freebsd-stable/attachments/20060224/dc4f9e39/attachment-0001.bin

More information about the freebsd-stable mailing list