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SubjectRe: [PATCH v5 00/45] CPU hotplug: stop_machine()-free CPU hotplug
Date
"Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com> writes:
> On 01/22/2013 01:03 PM, Srivatsa S. Bhat wrote:
> Avg. latency of 1 CPU offline (ms) [stop-cpu/stop-m/c latency]
>
> # online CPUs Mainline (with stop-m/c) This patchset (no stop-m/c)
>
> 8 17.04 7.73
>
> 16 18.05 6.44
>
> 32 17.31 7.39
>
> 64 32.40 9.28
>
> 128 98.23 7.35

Nice! I wonder how the ARM guys feel with their quad-cpu systems...

Thanks!
Rusty.


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