[lkml]   [2012]   [Aug]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [discussion]sched: a rough proposal to enable power saving in scheduler
    On Wed, 15 Aug 2012, Peter Zijlstra wrote:

    > On Wed, 2012-08-15 at 07:19 -0700, Arjan van de Ven wrote:
    > > Ideally the scheduler builds up some history of the typical run
    > > duration of the task (with a bias to more recent runs).
    > > But... even then, the past is only a poor predictor for the future.
    > PJTs patches do this. But yes, a crystal-ball instruction which
    > completes in a single cycle would be most appreciated :-)

    You could ask the S390 folks whether they could whip one up for proof
    of concept. :)

     \ /
      Last update: 2012-08-15 17:22    [W:0.051 / U:9.572 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site