Messages in this thread | | | Subject | Re: [PATCH] sched: Reduce contention in update_cfs_rq_blocked_load | From | Jason Low <> | Date | Tue, 05 Aug 2014 08:42:57 -0700 |
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On Tue, 2014-08-05 at 03:15 +0800, Yuyang Du wrote: > Hi Jason, > > I am not sure whether you noticed my latest work: rewriting per entity load average > > http://article.gmane.org/gmane.linux.kernel/1760754 > http://article.gmane.org/gmane.linux.kernel/1760755 > http://article.gmane.org/gmane.linux.kernel/1760757 > http://article.gmane.org/gmane.linux.kernel/1760756 > > which simply does not track blocked load average at all. Are you interested in > testing the patchset with the workload you have?
Hi Yuyang, yes I can also test your latest patchset with some of the AIM7 workloads. Not needing extra overhead for the blocked load should also address this contention in update_cfs_rq_blocked_load().
> The comparison can also help > us understand the rewrite. Overall, per our tests, the overhead should be less, > and perf should be better.
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