Messages in this thread | | | Date | Wed, 29 Aug 2007 05:42:14 +0200 | From | Ingo Molnar <> | Subject | Re: [patch] sched: fix broken smt/mc optimizations with CFS |
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* Siddha, Suresh B <suresh.b.siddha@intel.com> wrote:
> On Mon, Aug 27, 2007 at 12:31:03PM -0700, Siddha, Suresh B wrote: > > Essentially I observed that nice 0 tasks still endup on two cores of same > > package, with out getting spread out to two different packages. This behavior > > is same with out this fix and this fix doesn't help in any way. > > Ingo, Appended patch seems to fix the issue and as far as I can test, > seems ok to me.
thanks! I've queued your fix up for .23 merge. I've done a quick test and it indeed seems to work well.
> This is a quick fix for .23. Peter Williams and myself plan to look at > code cleanups in this area (HT/MC optimizations) post .23 > > BTW, with this fix, do you want to retain the current FUZZ value?
what value would you suggest? I was thinking about using busiest_rq->curr->load.weight instead, to always keep rotating tasks.
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