scheduler (sched_4bsd) questions

Peter Holm peter at holm.cc
Fri Oct 1 09:41:48 PDT 2004


On Fri, Oct 01, 2004 at 12:13:14PM -0400, Stephan Uphoff wrote:
> On Fri, 2004-10-01 at 10:10, Peter Holm wrote:
> > On Fri, Oct 01, 2004 at 01:23:21AM -0400, Stephan Uphoff wrote:
> > > On Fri, 2004-10-01 at 00:13, Stephan Uphoff wrote:
> > > 
> > > > I also had overlooked 
> > > > 	 	http://www.holm.cc/stress/log/cons80.html
> > > > Showing that my patch for kern_switch.c (switch_patch) has a bug.
> > > > I will send an updated patch later today.
> > > 
> > > OK - here is the promised patch.
> > > 
> > 
> > For once I'm the bearer of good news. The switch_patch_v2 + the
> > sched_4bsd patch ran the tests for more than one hour without
> > any freeze. The sched_4bsd alone did not stop the freezes. I'm
> > now testing the switch_patch_v2 alone and it's looking good for
> > 55+ minutes of testing.
> 
> Great !
> I guess I should roll a cleaned up cumulative patch soon.
> 
> 	Stephan

With switch_patch_v2 alone a freeze occured after more than one hour. So
now I'm back to testing switch_patch_v2 + sched_4bsd. I'd let that run for 
a while, just to be sure.

-- 
Peter Holm


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