On Tue, Apr 5, 2016 at 6:31 PM, Quentin Deldycke <quentindeldy...@gmail.com> wrote:
> I tried a few with unigine valley and cinebench benchmark. > > Totally no difference on scores, no dpc latency difference also. > > But it is effective for turbostat when pc is in idle: > > at default value turbostat reports ~35w (cores of vm all time around > 1.5ghz) > at 0 turbostat report 20w (cores of vm around 300-400 mhz (6% busy) > > Did not try "real gaming" for the moment. Did this remotely... > > -- > Deldycke Quentin > > > On 5 April 2016 at 10:53, Jonathan Scruggs <j.scru...@gmail.com> wrote: > >> I don't know what halt_poll_ns does, but wouldn't setting it to 0 >> disable it and is disabling it bad? >> >> So, what does halt_poll_ns do anyways? >> > Kernel 4.5.2 [1] addresses this issue and reduces the default value for halt_poll_ns. I haven't compiled the kernel yet, but it should be the safest value I suppose. [1] https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2 Best regards, Okky Hendriansyah
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