Re: [Bug #11207] VolanoMark regression with 2.6.27-rc1

Dhaval Giani
2008-10-07T16:40:16Z

On Tue, Oct 07, 2008 at 05:48:46PM +0200, Peter Zijlstra wrote:
> On Wed, 2008-10-08 at 02:11 +1100, Nick Piggin wrote:
> > On Sunday 05 October 2008 04:28, Rafael J. Wysocki wrote:
> > > This message has been generated automatically as a part of a report
> > > of recent regressions.
> > >
> > > The following bug entry is on the current list of known regressions
> > > from 2.6.26. Please verify if it still should be listed and let me know
> > > (either way).
> > >
> > >
> > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=11207
> > > Subject : VolanoMark regression with 2.6.27-rc1
> > > Submitter : Zhang, Yanmin <yanmin_zhang-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
> > > Date : 2008-07-31 3:20 (66 days old)
> > > References : http://marc.info/?l=linux-kernel&m=121747464114335&w=4
> > > Handled-By : Zhang, Yanmin <yanmin_zhang-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
> > > Peter Zijlstra <a.p.zijlstra-/NLkJaSkS4VmR6Xm/wNWPw@public.gmane.org>
> > > Dhaval Giani <dhaval-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
> > > Miao Xie <miaox-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
> >
> > Curious: what's happening with this one, handlers? Any progress being made?
>
> Sadly not much, I can't seem to reproduce :-(
>

This hits only when sched_compat_yield is set. Sadly, the machine which
did reproduce this for me has gone down. Currently I am away from that
machine for another two weeks. I can try giving it a shot again then.

--
regards,
Dhaval