Messages in this thread | | | Date | Sun, 20 Jul 2014 22:34:17 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH tip/core/rcu] Do not keep timekeeping CPU tick running for non-nohz_full= CPUs |
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On Sun, Jul 20, 2014 at 04:47:59AM -0700, Paul E. McKenney wrote: > So we really have to have -all- the CPUs be idle to turn off the timekeeper.
That seems to be pretty unavoidable any which way around.
> This won't make the battery-powered embedded guys happy... > > Other thoughts on this? We really should not be setting > CONFIG_NO_HZ_FULL_SYSIDLE by default until this is solved.
What are those same guys doing with nohz_full to begin with? [unhandled content-type:application/pgp-signature] | |