On Fri, March 26, 2010 14:21, Bob Friesenhahn wrote:
> On Fri, 26 Mar 2010, Freddie Cash wrote:
>>
>> Overly-simplified, a ZFS pool is a RAID0 stripeset across all the member
>> vdevs, which can be
>
> Except that ZFS does not support RAID0.  I don't know why you guys
> persist with these absurd claims and continue to use wrong and
> misleading terminology.

They're attempting to communicate with the OP, who made it pretty clear
that he was comfortable with traditional RAID terms, and trying to
understand ZFS.

> What you guys are effectively doing is calling a mule a "horse"
> because it has four legs, two ears, and a tail, like a donkey.

They're short-circuiting that discussion, and we can have it later if
necessary.  The differences  you're emphasizing are important for
implementation, and performance analysis, and even for designing the
system at some levels, but they're not important to the initial
understanding of the system.

The question was essentially "Wait, I don't see RAID 10 here, and that's
what I like.  How do I do that?"  I think the answer was responsive and
not misleading enough to be dangerous; the differences can be explicated
later.

YMMV :-)

-- 
David Dyer-Bennet, d...@dd-b.net; http://dd-b.net/
Snapshots: http://dd-b.net/dd-b/SnapshotAlbum/data/
Photos: http://dd-b.net/photography/gallery/
Dragaera: http://dragaera.info

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