Messages in this thread | | | Subject | Re: [RFC 2/2] Introduce sysctl(s) for the migration costs | From | Mike Galbraith <> | Date | Fri, 09 Feb 2018 04:54:07 +0100 |
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On Thu, 2018-02-08 at 14:19 -0800, Rohit Jain wrote: > This patch introduces the sysctl for sched_domain based migration costs. > These in turn can be used for performance tuning of workloads.
With this patch, we trade 1 completely bogus constant (cost is really highly variable) for 3, twiddling of which has zero effect unless you trigger a domain rebuild afterward, which is neither mentioned in the changelog, nor documented.
bogo-numbers++ is kinda hard to love.
-Mike
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