Messages in this thread | | | Subject | Re: [PATCH 3/4] sched: drop group_capacity to 1 only if local group has extra capacity | From | Peter Zijlstra <> | Date | Fri, 15 Oct 2010 19:24:50 +0200 |
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On Fri, 2010-10-15 at 10:13 -0700, Suresh Siddha wrote: > On Fri, 2010-10-15 at 10:05 -0700, Peter Zijlstra wrote: > > For regular balancing local_group will be the first, since we only > > ascend the domain tree on the local groups. But its not true for no_hz > > balancing afaikt. > > Even for NOHZ, we always ascend each cpu's sched domain and the local > group is the first one always. But yes, we are depending on the local > group being the first group.
Ah, yes, we take the balance_cpu's domain tree, not the local cpu's domain tee.
Hrm,.. ok feels slightly tricky though.
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