Messages in this thread | | | Date | Mon, 19 Dec 2011 17:28:09 +0100 | From | Ingo Molnar <> | Subject | Re: [RFC PATCH 0/4] Gang scheduling in CFS |
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* Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> wrote:
> On Mon, 19 Dec 2011 17:15:05 +0530, Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> wrote: > > > > > > What's behind this huge speedup? Does ebizzy use user-space > > > spinlocks perhaps? Could we do something on the user-space side > > > to get a similar speedup? > > > > > Some more oprofile data here for the above ebizzy-2VM run: > > > That is readprofile data, kernel booted with profile=2
Btw., you could try this newfangled tools/perf/ thing to profile the kernel ;-)
Thanks,
Ingo
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