Re: [RFC 2/3] sched/topology: fix sched groups on NUMA machines with mesh topology

Rik van Riel
2017-04-13T15:16:52Z

On Thu, 2017-04-13 at 10:56 -0300, Lauro Ramos Venancio wrote:
>
> SPECjbb2005 results on an 8 NUMA nodes machine with mesh topology
>
> Threads       before              after          %
>            mean   stddev      mean    stddev
>   1       22801   1950        27059   1367     +19%
>   8       146008  50782       209193  826      +43%
>   32      351030  105111      522445  9051     +49%
>   48      365835  116571      594905  3314     +63%

Impressive!

> [1] http://www.ece.ubc.ca/~sasha/papers/eurosys16-final29.pdf
>
> Signed-off-by: Lauro Ramos Venancio <lvenanci@redhat.com>

Acked-by: Rik van Riel <riel@redhat.com>