On Fri, Sep 29, 2017 at 01:35:00PM +0200, Peter Zijlstra wrote:
> On Thu, Sep 28, 2017 at 11:03:03AM +0100, Morten Rasmussen wrote:
> > IIUC, if grq->avg.load_avg > grq->load.weight, i.e. you have blocked
> > tasks, you can end up with underestimating the ge->load.weight for some
> > of the group
On Fri, Sep 29, 2017 at 01:35:00PM +0200, Peter Zijlstra wrote:
> On Thu, Sep 28, 2017 at 11:03:03AM +0100, Morten Rasmussen wrote:
> > IIUC, if grq->avg.load_avg > grq->load.weight, i.e. you have blocked
> > tasks, you can end up with underestimating the ge->load.weight for some
> > of the group
On Thu, Sep 28, 2017 at 11:03:03AM +0100, Morten Rasmussen wrote:
> > +/*
> > + * All this does is approximate the hierarchical proportion which includes
> > that
> > + * global sum we all love to hate.
> > + *
> > + * That is, the weight of a group entity, is the proportional share of the
> > +
On Thu, Sep 28, 2017 at 11:03:03AM +0100, Morten Rasmussen wrote:
> > +/*
> > + * All this does is approximate the hierarchical proportion which includes
> > that
> > + * global sum we all love to hate.
> > + *
> > + * That is, the weight of a group entity, is the proportional share of the
> > +
On Fri, Sep 01, 2017 at 03:21:01PM +0200, Peter Zijlstra wrote:
> Explain the magic equation in calc_cfs_shares() a bit better.
>
> Signed-off-by: Peter Zijlstra (Intel)
> ---
> kernel/sched/fair.c | 61
>
> 1 file
On Fri, Sep 01, 2017 at 03:21:01PM +0200, Peter Zijlstra wrote:
> Explain the magic equation in calc_cfs_shares() a bit better.
>
> Signed-off-by: Peter Zijlstra (Intel)
> ---
> kernel/sched/fair.c | 61
>
> 1 file changed, 61
Explain the magic equation in calc_cfs_shares() a bit better.
Signed-off-by: Peter Zijlstra (Intel)
---
kernel/sched/fair.c | 61
1 file changed, 61 insertions(+)
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@
Explain the magic equation in calc_cfs_shares() a bit better.
Signed-off-by: Peter Zijlstra (Intel)
---
kernel/sched/fair.c | 61
1 file changed, 61 insertions(+)
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -2707,6 +2707,67 @@
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