lkml.org 
[lkml]   [2011]   [Sep]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    SubjectRe: [patch 00/18] CFS Bandwidth Control v7.2
    From
    Date
    On Mon, 2011-09-19 at 12:22 +0400, Vladimir Davydov wrote:
    > But communicating tasks do not necessarily wake each other even if
    > they exchange data through the pipe. And of course, if they use shared
    > memory (e.g. threads), it is not obligatory at all. Also, the
    > wake-affine path is cpu-load aware, i.e. it tries not to overload a
    > cpu it is going to wake a task on. For instance, if we run a context
    > switch test on an idle host, the two tasks will be executing on
    > different cpus although it is better to execute them together on the
    > same cpu.

    This is not a problem specific to cgroups, and thus the solution
    shouldn't ever live as something related to cgroups.




    \
     
     \ /
      Last update: 2011-09-19 10:37    [W:0.021 / U:0.192 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site