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And while I've heard back > from a number of you, indicating that NI_TARGET (the effective revert) works > for you. Not many tested TARGET+RANDOM (thanks Adam!). > > In my limited schbench testing that combination isn't horrible, and per Adam > that combination also doesn't suck for him. Chris, could you please see what > this does for your machines with your actual workload? > > Anyway, here are a few patches that basically do the revert and introduce the > proportional newidle balance -- the NI_TARGET+NI_RANDOM equivalent. > > Also at: > > git://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git sched/newidle > > Please all, give it a whirl. Hopefully I didn't wreck it, its Friday after all :-) > > [*] https://lkml.kernel.org/r/006c9df2-b691-47f1-82e6-e233c3f91faf@oracle.com This is working well for my original benchmark. Focusing on newidle balance schedstat counters (10 second interval): Linus: lb_balance_newly_idle 22854 Mason-revert: lb_balance_newly_idle 2334059 Peter: lb_balance_newly_idle 75271 The rest of the schbench numbers look good too. Thanks everyone, Chris