Date: Fri, 16 Sep 2005 22:52:19 +0200 From: Oliver Lehmann <lehmann@ans-netz.de> To: joseph.koshy@gmail.com Cc: current@freebsd.org Subject: Re: low(er) disk performance with sched_4bsd then with sched_ule Message-ID: <20050916225219.73b53cd0.lehmann@ans-netz.de> In-Reply-To: <20050916184911.38e2739a.lehmann@ans-netz.de> References: <20050914194612.15692485.lehmann@ans-netz.de> <43286E37.40203@samsco.org> <20050914222013.178dc4dc.lehmann@ans-netz.de> <84dead72050914135239514c49@mail.gmail.com> <20050915000053.448f251b.lehmann@ans-netz.de> <84dead7205091500152a7c25d1@mail.gmail.com> <20050915172005.072f4bdf.lehmann@ans-netz.de> <20050915181238.54b16b4b.lehmann@ans-netz.de> <84dead720509160921732e7f96@mail.gmail.com> <20050916184911.38e2739a.lehmann@ans-netz.de>
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Oliver Lehmann wrote: > I'll cvsup my 6_RELENG and report back if anything changed. Wow, that update to BETA4 did the trick! While running SCHED_4BSD: root@nudel olivleh1> dd if=/dev/zero of=/mnt/files/test.dd bs=64k count=32000 32000+0 records in 32000+0 records out 2097152000 bytes transferred in 27.161129 secs (77211518 bytes/sec) with SCHED_ULE: root@nudel olivleh1> dd if=/dev/zero of=/mnt/files/test.dd bs=64k count=32000 32000+0 records in 32000+0 records out 2097152000 bytes transferred in 27.004929 secs (77658119 bytes/sec) -- Oliver Lehmann http://www.pofo.de/ http://wishlist.ans-netz.de/
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