Messages in this thread | | | From | Serge Belyshev <> | Subject | Re: Epic regression in throughput since v2.6.23 | Date | Tue, 08 Sep 2009 22:15:33 +0000 |
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Serge Belyshev <belyshev@depni.sinp.msu.ru> writes: >[snip]
I've updated the graphs, added kernels 2.6.24..2.6.29: http://img186.imageshack.us/img186/7029/epicmakej4.png
And added comparison with best-performing 2.6.23 kernel: http://img34.imageshack.us/img34/7563/epicbfstips.png
> > Conclusions are > 1) mainline has severely regressed since v2.6.23 > 2) BFS shows optimal performance at make -jN where N equals number of > h/w threads, while current mainline scheduler performance is far from > optimal in this case.
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