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SubjectRe: Kernel v4.7-rc5 - performance degradation upto 40% after disabling and re-enabling a core
On Wed, Jun 29, 2016 at 01:15:17AM +0200, Jirka Hladky wrote:
> Hello,
>
> on NUMA enabled server equipped with 4 Intel E5-4610 v2 CPUs we
> observe following performance degradation:

Do you have cluster on die enabled on that machine? If you disable it,
does it still reproduce?

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