Re: [PATCH 3/7] numa,sched: build per numa_group active node mask from faults_from statistics

2014-01-20 Thread Rik van Riel
On 01/20/2014 11:31 AM, Peter Zijlstra wrote: > On Fri, Jan 17, 2014 at 04:12:05PM -0500, r...@redhat.com wrote: >> /* >> + * Iterate over the nodes from which NUMA hinting faults were triggered, in >> + * other words where the CPUs that incurred NUMA hinting faults are. The >> + * bitmask is

Re: [PATCH 3/7] numa,sched: build per numa_group active node mask from faults_from statistics

2014-01-20 Thread Peter Zijlstra
On Fri, Jan 17, 2014 at 04:12:05PM -0500, r...@redhat.com wrote: > /* > + * Iterate over the nodes from which NUMA hinting faults were triggered, in > + * other words where the CPUs that incurred NUMA hinting faults are. The > + * bitmask is used to limit NUMA page migrations, and spread out

Re: [PATCH 3/7] numa,sched: build per numa_group active node mask from faults_from statistics

2014-01-20 Thread Peter Zijlstra
On Fri, Jan 17, 2014 at 04:12:05PM -0500, r...@redhat.com wrote: > /* > + * Iterate over the nodes from which NUMA hinting faults were triggered, in > + * other words where the CPUs that incurred NUMA hinting faults are. The > + * bitmask is used to limit NUMA page migrations, and spread out

Re: [PATCH 3/7] numa,sched: build per numa_group active node mask from faults_from statistics

2014-01-20 Thread Peter Zijlstra
On Fri, Jan 17, 2014 at 04:12:05PM -0500, r...@redhat.com wrote: /* + * Iterate over the nodes from which NUMA hinting faults were triggered, in + * other words where the CPUs that incurred NUMA hinting faults are. The + * bitmask is used to limit NUMA page migrations, and spread out memory

Re: [PATCH 3/7] numa,sched: build per numa_group active node mask from faults_from statistics

2014-01-20 Thread Peter Zijlstra
On Fri, Jan 17, 2014 at 04:12:05PM -0500, r...@redhat.com wrote: /* + * Iterate over the nodes from which NUMA hinting faults were triggered, in + * other words where the CPUs that incurred NUMA hinting faults are. The + * bitmask is used to limit NUMA page migrations, and spread out memory

Re: [PATCH 3/7] numa,sched: build per numa_group active node mask from faults_from statistics

2014-01-20 Thread Rik van Riel
On 01/20/2014 11:31 AM, Peter Zijlstra wrote: On Fri, Jan 17, 2014 at 04:12:05PM -0500, r...@redhat.com wrote: /* + * Iterate over the nodes from which NUMA hinting faults were triggered, in + * other words where the CPUs that incurred NUMA hinting faults are. The + * bitmask is used to