On Tue, 2018-08-21 at 10:25 +0200, Juergen Gross wrote:
> On 20/08/18 18:43, Dario Faggioli wrote:
> >
> > Therefore, let's start allowing in a cpupool only cpus that have
> > their
> > SMT siblings, either:
> > - in that same pool,
> > - outside of any pool.
>
> Can we make this optional
On 20/08/18 18:43, Dario Faggioli wrote:
> On a system with hyperthreading, we currently allow putting cpus that
> are SMT siblings in different cpupools. This is bad for a number of
> reasons.
>
> For instance, the schedulers can't know whether or not a core is fully
> idle or not, if the
On a system with hyperthreading, we currently allow putting cpus that
are SMT siblings in different cpupools. This is bad for a number of
reasons.
For instance, the schedulers can't know whether or not a core is fully
idle or not, if the threads of such core are in different pools. This
right now