make test under lang/perl5.14 causes panic: blockable sleep
lock (sleep mutex) process lock @ /usr/src/sys/ia64/ia64/trap.c:562
Anton Shterenlikht
mexas at bristol.ac.uk
Wed Aug 17 07:31:59 UTC 2011
On Tue, Aug 16, 2011 at 04:49:44PM -0700, Marcel Moolenaar wrote:
>
> On Aug 16, 2011, at 1:12 AM, Anton Shterenlikht wrote:
>
> > On Mon, Aug 15, 2011 at 06:34:51PM +0100, Anton Shterenlikht wrote:
> >> On Fri, Aug 12, 2011 at 05:45:55PM -0700, Marcel Moolenaar wrote:
> >>>
> >>> On Aug 12, 2011, at 7:19 AM, Anton Shterenlikht wrote:
> >>>
> >>>> On ia64 r221488
> >>>
> >>> Please update to at least r223700, as that was a major stability fix.
> >>
> >> UZI> uname -a
> >> FreeBSD mech-as221.men.bris.ac.uk 9.0-BETA1 FreeBSD 9.0-BETA1 #5 r224876: Mon Aug 15 12:06:05 BST 2011 root at mech-as221.men.bris.ac.uk:/usr/obj/usr/src/sys/UZI ia64
> >> UZI>
> >>
> >> make test run with no panic once (though lots of errors,
> >> I should probably let the perl team know), and
> >> panicked on the second run:
>
> Anton,
>
> Do you have "options PREEMPTON" in your kernel configuration by any
> chance?
>
> The panics you report are the ones I typically get when I enable
> PREEMPTION. I haven't found the root cause for this yet. There's
> alsp a PR to track this particular issue.
Yes, I'm aware of this. This has been the case
for over a year. No, I haven't got PREEMPTION
on any of my ia64 nodes, e.g.:
UZI> grep PREE /root/kernels/UZI
#options IPI_PREEMPTION
#options PREEMPTION
UZI>
--
Anton Shterenlikht
Room 2.6, Queen's Building
Mech Eng Dept
Bristol University
University Walk, Bristol BS8 1TR, UK
Tel: +44 (0)117 331 5944
Fax: +44 (0)117 929 4423
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