Messages in this thread | | | Date | Fri, 10 Oct 2008 17:25:10 +0400 | From | Evgeniy Polyakov <> | Subject | Re: [tbench regression fixes]: digging out smelly deadmen. |
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On Fri, Oct 10, 2008 at 01:40:42PM +0200, Ingo Molnar (mingo@elte.hu) wrote: > make sure you have this fix in tip/master already: > > 5b7dba4: sched_clock: prevent scd->clock from moving backwards > > Note: Mike is 100% correct in suggesting that a very good cpu_clock() is > needed for precise scheduling.
The last commit is 5dc64a3442b98eaa and aforementioned changeset was included. Result is quite bad:
vanilla 27: 347.222 no TSO/GSO: 357.331 no hrticks: 382.983 no balance: 389.802 tip: 365.576
-- Evgeniy Polyakov
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