Date: Tue, 18 Oct 2011 14:30:12 +0300 From: Ivan Klymenko <fidaj@ukr.net> To: Urmas Lett <urmas.lett@eenet.ee> Cc: freebsd-performance@freebsd.org Subject: Re: ffmpeg & ULE Message-ID: <20111018143012.66cdbbf8@nonamehost.> In-Reply-To: <4E9D4124.9000307@eenet.ee> References: <4E9D4124.9000307@eenet.ee>
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В Tue, 18 Oct 2011 12:04:36 +0300 Urmas Lett <urmas.lett@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... IMHOhelp
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