Date: Wed, 23 Jan 2013 22:40:39 +0100 (CET) From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> To: Artem Belevich <art@freebsd.org> Cc: freebsd-fs <freebsd-fs@freebsd.org>, FreeBSD Hackers <freebsd-hackers@freebsd.org>, Mark Felder <feld@feld.me>, Chris Rees <utisoft@gmail.com> Subject: Re: ZFS regimen: scrub, scrub, scrub and scrub again. Message-ID: <alpine.BSF.2.00.1301232240200.2067@wojtek.tensor.gdynia.pl> In-Reply-To: <CAFqOu6gcvTEYCtLEUoyd4tX7acrk=V85u4EuNiDWVj4X%2B0Dcpg@mail.gmail.com> References: <CACpH0Mf6sNb8JOsTzC%2BWSfQRB62%2BZn7VtzEnihEKmEV2aO2p%2Bw@mail.gmail.com> <alpine.BSF.2.00.1301211201570.9447@wojtek.tensor.gdynia.pl> <20130122073641.GH30633@server.rulingia.com> <alpine.BSF.2.00.1301232121430.1659@wojtek.tensor.gdynia.pl> <CADLo838Rst7wEtV7DpY23XjpcFCsOkrN=axE1AscyO7vYgSKSg@mail.gmail.com> <op.wrdudwx334t2sn@markf.office.supranet.net> <CAFqOu6gcvTEYCtLEUoyd4tX7acrk=V85u4EuNiDWVj4X%2B0Dcpg@mail.gmail.com>
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> "1 drive in performance" only applies to number of random i/o > operations vdev can perform. You still get increased throughput. I.e. > 5-drive RAIDZ will have 4x bandwidth of individual disks in vdev, but unless your work is serving movies it doesn't matter.help
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