Date: Wed, 28 Mar 2007 15:46:00 +0200 From: =?iso-8859-1?B?U3phYvMgUOl0ZXI=?= <matyee@mail.alba.hu> To: <freebsd-geom@freebsd.org> Subject: Re: raid3 is slow Message-ID: <009601c7713f$6b9f2a60$6502a8c0@peteruj> References: <657228.54534.qm@web30313.mail.mud.yahoo.com>
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> And what if u try this: > dd if=/dev/raid3/... of=/dev/null bs=1m count=128 > ? #dd if=/dev/raid3/nmivol of=/dev/null bs=1m count=128 128+0 records in 128+0 records out 134217728 bytes transferred in 1.555843 secs (86266891 bytes/sec) > 8KB/transfer is a little low for my taste... Looks like ur copy program > uses > 32KB transfers, instead of 128KB transfers... > What if u try > dd if=/source-file/on/raid3-device of=/dev/null bs=1m count=128 > ? dd if=/mnt/vol/site/video/Sissi_2-3/SISSI_2.ISO of=/dev/null bs=1m count=128 128+0 records in 128+0 records out 134217728 bytes transferred in 6.096775 secs (22014545 bytes/sec) > -Arne Matyee ____________________________________________________________________________________ Don't pick lemons. See all the new 2007 cars at Yahoo! Autos. http://autos.yahoo.com/new_cars.html _______________________________________________ freebsd-geom@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-geom To unsubscribe, send any mail to "freebsd-geom-unsubscribe@freebsd.org"
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