В Tue, 18 Oct 2011 16:00:48 +0300 Andriy Gapon <a...@freebsd.org> пишет:
> on 18/10/2011 14:30 Ivan Klymenko said the following: > > В Tue, 18 Oct 2011 12:04:36 +0300 > > Urmas Lett <urmas.l...@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 > > Do you have any facts to substantiate your claim? > well, for example: http://img37.imageshack.us/img37/9311/plotj.gif http://img850.imageshack.us/img850/584/plot.gif _______________________________________________ freebsd-performance@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-performance To unsubscribe, send any mail to "freebsd-performance-unsubscr...@freebsd.org"
