Messages in this thread | | | Date | Wed, 10 Oct 2018 10:07:24 +0200 | From | Oscar Salvador <> | Subject | Re: [PATCH v5 1/2] memory_hotplug: Free pages as higher order |
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On Fri, Oct 05, 2018 at 01:40:05PM +0530, Arun KS wrote: > When free pages are done with higher order, time spend on > coalescing pages by buddy allocator can be reduced. With > section size of 256MB, hot add latency of a single section > shows improvement from 50-60 ms to less than 1 ms, hence > improving the hot add latency by 60%. Modify external > providers of online callback to align with the change.
Hi Arun, out of curiosity:
could you please explain how exactly did you mesure the speed improvement?
Thanks -- Oscar Salvador SUSE L3
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