Date: Sat, 6 Oct 2007 22:40:57 +0400 From: Michael Monashev <softsearch@gmail.com> To: freebsd-geom@freebsd.org Subject: Re[2]: raidtest for zfs Message-ID: <1206164665.20071006224057@gmail.com> In-Reply-To: <20070922111958.GA1614@garage.freebsd.pl> References: <dcf881c30709210406j59603347vba8494eb5105932c@mail.gmail.com> <20070921143318.GC5690@garage.freebsd.pl> <dcf881c30709210933s6d92cb2dh830be87fb067037c@mail.gmail.com> <20070921170506.GB9445@garage.freebsd.pl> <1310567292.20070921235802@gmail.com> <20070922011847.GH9445@garage.freebsd.pl> <1231480340.20070922112446@gmail.com> <20070922111958.GA1614@garage.freebsd.pl>
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Hi, Pawel. > ZFS ZVOL doesn't present raw blocks to use, like graid3/graid5, so it's > quite possible that because of how the data was written and how ZFS > prefetches the data it's faster than one disk. > You may want to compare one raw disk to single disk pool. Is ZFS mirror faster for random read than gmirror? -- Michael
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