On Fri, Sep 18, 2020 at 12:39:28PM -0400 Phil Auld wrote:
> Hi Peter,
>
> On Mon, Sep 14, 2020 at 01:42:02PM +0200 pet...@infradead.org wrote:
> > On Mon, Sep 14, 2020 at 12:03:36PM +0200, Vincent Guittot wrote:
> > > Vincent Guittot (4):
> > > sched/fair: relax constraint on task's load during
Hi Peter,
On Mon, Sep 14, 2020 at 01:42:02PM +0200 pet...@infradead.org wrote:
> On Mon, Sep 14, 2020 at 12:03:36PM +0200, Vincent Guittot wrote:
> > Vincent Guittot (4):
> > sched/fair: relax constraint on task's load during load balance
> > sched/fair: reduce minimal imbalance threshold
> >
Hi Vincent,
On 14/09/20 11:03, Vincent Guittot wrote:
> When the system doesn't have enough cycles for all tasks, the scheduler
> must ensure a fair split of those CPUs cycles between CFS tasks. The
> fairness of some use cases can't be solved with a static distribution of
> the tasks on the
On Mon, 14 Sep 2020 at 17:51, Mel Gorman wrote:
>
> On Mon, Sep 14, 2020 at 01:42:02PM +0200, pet...@infradead.org wrote:
> > On Mon, Sep 14, 2020 at 12:03:36PM +0200, Vincent Guittot wrote:
> > > Vincent Guittot (4):
> > > sched/fair: relax constraint on task's load during load balance
> > >
On Mon, 14 Sep 2020 at 14:53, Phil Auld wrote:
>
> On Mon, Sep 14, 2020 at 01:42:02PM +0200 pet...@infradead.org wrote:
> > On Mon, Sep 14, 2020 at 12:03:36PM +0200, Vincent Guittot wrote:
> > > Vincent Guittot (4):
> > > sched/fair: relax constraint on task's load during load balance
> > >
On Mon, Sep 14, 2020 at 01:42:02PM +0200, pet...@infradead.org wrote:
> On Mon, Sep 14, 2020 at 12:03:36PM +0200, Vincent Guittot wrote:
> > Vincent Guittot (4):
> > sched/fair: relax constraint on task's load during load balance
> > sched/fair: reduce minimal imbalance threshold
> >
On Mon, Sep 14, 2020 at 01:42:02PM +0200 pet...@infradead.org wrote:
> On Mon, Sep 14, 2020 at 12:03:36PM +0200, Vincent Guittot wrote:
> > Vincent Guittot (4):
> > sched/fair: relax constraint on task's load during load balance
> > sched/fair: reduce minimal imbalance threshold
> >
On Mon, Sep 14, 2020 at 12:03:36PM +0200, Vincent Guittot wrote:
> Vincent Guittot (4):
> sched/fair: relax constraint on task's load during load balance
> sched/fair: reduce minimal imbalance threshold
> sched/fair: minimize concurrent LBs between domain level
> sched/fair: reduce busy
When the system doesn't have enough cycles for all tasks, the scheduler
must ensure a fair split of those CPUs cycles between CFS tasks. The
fairness of some use cases can't be solved with a static distribution of
the tasks on the system and requires a periodic rebalancing of the system
but this
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