ZFS regimen: scrub, scrub, scrub and scrub again.

[Nikolay Denev]

On Jan 23, 2013, at 11:09 PM, Mark Felder <feld at feld.me> wrote:

> On Wed, 23 Jan 2013 14:26:43 -0600, Chris Rees <utisoft at gmail.com> wrote:
> 
>> 
>> So we have to take your word for it?
>> Provide a link if you're going to make assertions, or they're no more than
>> your own opinion.
> 
> I've heard this same thing -- every vdev == 1 drive in performance. I've never seen any proof/papers on it though.
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Here is a blog post that describes why this is true for IOPS:

http://constantin.glez.de/blog/2010/04/ten-ways-easily-improve-oracle-solaris-zfs-filesystem-performance