ffmpeg & ULE
Ivan Klymenko
fidaj at ukr.net
Tue Oct 18 11:52:01 UTC 2011
В Tue, 18 Oct 2011 12:04:36 +0300
Urmas Lett <urmas.lett at eenet.ee> пишет:
> Hello.
>
> Why is ffmpeg -threads massively slower with ULE than 4BSD?
>
> ffmpeg preset veryfast with sched_bsd:
> real 1m49.407s
> user 6m53.932s
> sys 0m1.700s
>
> ffmpeg preset veryfast with sched_ule:
> real 2m52.711s
> user 6m50.310s
> sys 0m1.582s
>
> #uname -a
> FreeBSD 9.0-RC1 FreeBSD 9.0-RC1 #0: Mon Oct 17 20:32:29 EEST
>
>
probably because you have a system processor with 2 cores...?
if yes - then use the 4BSD...it is better for the two cores... IMHO
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