Date: Wed, 28 Mar 2007 05:08:19 -0700 (PDT) From: "R. B. Riddick" <arne_woerner@yahoo.com> To: "Szabó" "Péter" <matyee@mail.alba.hu>, freebsd-geom@freebsd.org Subject: Re: raid3 is slow Message-ID: <667838.49636.qm@web30301.mail.mud.yahoo.com> In-Reply-To: <003401c7712a$f71ebb60$6502a8c0@peteruj>
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--- Szabó Péter <matyee@mail.alba.hu> wrote: > I stop the copy, load is 0.05, and start again, after a few seconds load is > 2.02. > Do u use UDMA? What does atacontrol mode <disk name> say? What if u use gstripe instead of graid3? What if u use "dd if=/dev/zero of=/single-hdd-75GB/test-file-that-did-not-exist-before bs=1m count=128"? What does "systat -vmstat" say (the lower left corner, where the "KB/t[ransfer]" r shown)? -Arne ____________________________________________________________________________________ Never miss an email again! Yahoo! Toolbar alerts you the instant new Mail arrives. http://tools.search.yahoo.com/toolbar/features/mail/
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