Messages in this thread | | | From | Vincent Guittot <> | Date | Mon, 5 Oct 2020 09:12:37 +0200 | Subject | Re: [sched/fair] fcf0553db6: netperf.Throughput_Mbps -30.8% regression |
| |
On Mon, 5 Oct 2020 at 08:50, Peter Zijlstra <peterz@infradead.org> wrote: > > 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?
I would consider 6cf82d559e1a ("sched/cfs: fix spurious active migration")
But even then, some fixes have been added. Mel perfectly described that
| |