[CentOS] processor affinity

Adam Grossman adam.grossman at devitron.com
Wed Feb 17 18:26:02 UTC 2010


i tried using taskset to set pid 1 and the pid of $$ to the processors i
wanted, but that did not work.


On Wed, 2010-02-17 at 15:13 -0300, Eduardo Grosclaude wrote:
> 
> 
> On Wed, Feb 17, 2010 at 2:07 PM, Adam Grossman
> <adam.grossman at devitron.com> wrote:
>         Hello,
>         
>         i am running CentOS 5.4.  i have a requirement where i need to
>         have 1
>         application have a single processor all to its self, and the
>         rest of the
>         system run on the other processors.  "taskman" lets me bind
>         the process
>         to a processor(s), but it does not make it exclusive.   Is
>         this possible
>         to do? i have even tried mucking around with the rc.sysinit,
>         but to no
>         avail.
> 
> I assume you taskset, isn't it?
> If affinity is inherited, does setting affinity for init process to a
> fixed set of processors make sense?
> 
> -- 
> Eduardo Grosclaude
> Universidad Nacional del Comahue
> Neuquen, Argentina
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