On Tue, Feb 13, 2018 at 03:00:20PM +, Mel Gorman wrote:
> On Tue, Feb 13, 2018 at 03:43:26PM +0100, Peter Zijlstra wrote:
> > >
> > > Well, it was deliberate. While it's possible to be on the same memory
> > > node and not sharing cache, the scheduler typically is more concerned with
> > >
On Tue, Feb 13, 2018 at 03:00:20PM +, Mel Gorman wrote:
> On Tue, Feb 13, 2018 at 03:43:26PM +0100, Peter Zijlstra wrote:
> > >
> > > Well, it was deliberate. While it's possible to be on the same memory
> > > node and not sharing cache, the scheduler typically is more concerned with
> > >
On Tue, Feb 13, 2018 at 03:43:26PM +0100, Peter Zijlstra wrote:
> >
> > Well, it was deliberate. While it's possible to be on the same memory
> > node and not sharing cache, the scheduler typically is more concerned with
> > the LLC than NUMA per-se. If they share LLC, then I also assume that
On Tue, Feb 13, 2018 at 03:43:26PM +0100, Peter Zijlstra wrote:
> >
> > Well, it was deliberate. While it's possible to be on the same memory
> > node and not sharing cache, the scheduler typically is more concerned with
> > the LLC than NUMA per-se. If they share LLC, then I also assume that
On Tue, Feb 13, 2018 at 02:18:12PM +, Mel Gorman wrote:
> On Tue, Feb 13, 2018 at 03:01:37PM +0100, Peter Zijlstra wrote:
> > On Tue, Feb 13, 2018 at 01:37:30PM +, Mel Gorman wrote:
> > > +static void
> > > +update_wa_numa_placement(struct task_struct *p, int prev_cpu, int target)
> > > +{
On Tue, Feb 13, 2018 at 02:18:12PM +, Mel Gorman wrote:
> On Tue, Feb 13, 2018 at 03:01:37PM +0100, Peter Zijlstra wrote:
> > On Tue, Feb 13, 2018 at 01:37:30PM +, Mel Gorman wrote:
> > > +static void
> > > +update_wa_numa_placement(struct task_struct *p, int prev_cpu, int target)
> > > +{
On Tue, Feb 13, 2018 at 03:01:37PM +0100, Peter Zijlstra wrote:
> On Tue, Feb 13, 2018 at 01:37:30PM +, Mel Gorman wrote:
> > +static void
> > +update_wa_numa_placement(struct task_struct *p, int prev_cpu, int target)
> > +{
> > + unsigned long interval;
> > +
> > + if
On Tue, Feb 13, 2018 at 03:01:37PM +0100, Peter Zijlstra wrote:
> On Tue, Feb 13, 2018 at 01:37:30PM +, Mel Gorman wrote:
> > +static void
> > +update_wa_numa_placement(struct task_struct *p, int prev_cpu, int target)
> > +{
> > + unsigned long interval;
> > +
> > + if
On Tue, Feb 13, 2018 at 01:37:30PM +, Mel Gorman wrote:
> +static void
> +update_wa_numa_placement(struct task_struct *p, int prev_cpu, int target)
> +{
> + unsigned long interval;
> +
> + if (!static_branch_likely(_numa_balancing))
> + return;
> +
> + /* If balancing
On Tue, Feb 13, 2018 at 01:37:30PM +, Mel Gorman wrote:
> +static void
> +update_wa_numa_placement(struct task_struct *p, int prev_cpu, int target)
> +{
> + unsigned long interval;
> +
> + if (!static_branch_likely(_numa_balancing))
> + return;
> +
> + /* If balancing
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