Re: [sched/fair] fcf0553db6: netperf.Throughput_Mbps -30.8% regression

From: Peter Zijlstra
Date: Mon Oct 05 2020 - 02:50:49 EST


On Sun, Oct 04, 2020 at 09:27:16PM +0800, kernel test robot wrote:
> Greeting,
>
> FYI, we noticed a -30.8% regression of netperf.Throughput_Mbps due to commit:
>
>
> commit: fcf0553db6f4c79387864f6e4ab4a891601f395e ("sched/fair: Remove meaningless imbalance calculation")

This is the middle of a series that reworks the load balancer. Does this
regression still exist at the end of it?

Which would be around:

57abff067a08 ("sched/fair: Rework find_idlest_group()")

or possible a little later, Vincent?