Messages in this thread | | | Date | Wed, 08 Apr 2015 12:32:01 +0200 | From | Brice Goglin <> | Subject | Re: Topology updates and NUMA-level sched domains |
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Le 07/04/2015 21:41, Peter Zijlstra a écrit : > No, that's very much not the same. Even if it were dealing with hotplug > it would still assume the cpu to return to the same node. > > But mostly people do not even bother to handle hotplug. >
You said userspace assumes the cpu<->node relation is a boot-time fixed one, and hotplug breaks this. How do you expect userspace to handle hotplug? Is there a convenient way to be notified when a CPU (or memory) is unplugged?
thanks Brice
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