Re: [LKP] [lkp] [sched/fair] 53d3bc773e: hackbench.throughput -32.9% regression

From: Huang\, Ying
Date: Wed Jun 01 2016 - 20:28:23 EST


Mike Galbraith <umgwanakikbuti@xxxxxxxxx> writes:

> On Wed, 2016-06-01 at 16:53 +0800, Huang, Ying wrote:
>
>> You mean the commit is a functionality fix?
>
> Yup.
>
> These kind of things can be a bit annoying. The fix to not subtract
> load that we never added in the first place also pushed hackbench
> around a bit. Do anything at all with load_avg, you're gonna push
> this/that benchmark around a bit, and folks who watch numbers closely
> can end up chasing meaningless deltas.

If this report annoyed you, I am sorry about that. We just want to be
helpful via providing some information. Now I know hackbench is
sensitive to load_avg changes, thanks a lot for the information.

Best Regards,
Huang, Ying