Messages in this thread | | | Date | Sat, 28 Apr 2007 20:58:02 +0530 | From | Srivatsa Vaddagiri <> | Subject | Re: [patch] CFS scheduler, -v6 |
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On Sat, Apr 28, 2007 at 08:53:27PM +0530, Srivatsa Vaddagiri wrote: > With the patch below applied, I ran a "time -p make -s -j10 bzImage" > test.
On a 4CPU (accounting HT) Intel Xeon 3.6GHz box
> > 2.6.20 + cfs-v6 -> 186.45 (real) > 2.6.20 + cfs-v6 + this_patch -> 184.55 (real) > > or about ~1% improvement in real wall-clock time. This was with the default > sched_granularity_ns of 6000000. I suspect larger the value of > sched_granularity_ns and the number of (SCHED_NORMAL) tasks in system, better > the benefit from this caching.
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