Re: [RFD PATCH 0/4] cpu: Bulk CPU Hotplug support.

From: Suresh Siddha
Date: Wed Jun 17 2009 - 09:53:22 EST

On Mon, 2009-06-15 at 22:38 -0700, Gautham R Shenoy wrote:
> So, of the accounted time, a major chunk of time is consumed by
> cpuset_track_online_cpus() while handling CPU_DEAD and CPU_ONLINE
> notifications.
> 11.320205 ms: cpuset_track_online_cpus : CPU_DEAD
> 12.767882 ms: cpuset_track_online_cpus : CPU_ONLINE
> cpuset_trace_online_cpus() among other things performs the task of rebuilding
> the sched_domains for every online CPU in the system.

Are the above numbers with CONFIG_SCHED_DEBUG turned on/off?


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