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From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: Mark Felder <feld@feld.me>
Subject: Re: ZFS regimen: scrub, scrub, scrub and scrub again.
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Cc: freebsd-fs@freebsd.org, freebsd-hackers@freebsd.org,
 Chris Rees <utisoft@gmail.com>
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>
> I've heard this same thing -- every vdev == 1 drive in performance. I've 
> never seen any proof/papers on it though.
read original ZFS papers.