| Date | Thu, 11 Dec 2014 09:03:24 -0600 (CST) | From | Christoph Lameter <> | Subject | Re: [PATCH 0/7] slub: Fastpath optimization (especially for RT) V1 |
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On Thu, 11 Dec 2014, Jesper Dangaard Brouer wrote:
> It looks like an impressive saving 116 -> 60 cycles. I just don't see > the same kind of improvements with my similar tests[1][2].
This is particularly for a CONFIG_PREEMPT kernel. There will be no effect on !CONFIG_PREEMPT I hope.
> I do see the improvement, but it is not as high as I would have expected.
Do you have CONFIG_PREEMPT set?
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