On Mon, Jul 18, 2011 at 1:20 PM, Brandon High <bh...@freaks.com> wrote:
> On Sun, Jul 17, 2011 at 12:13 PM, Edward Ned Harvey
> <opensolarisisdeadlongliveopensola...@nedharvey.com> wrote:
>> Actually, you can't do that.  You can't make a vdev from other vdev's, and 
>> when it comes to striping and mirroring your only choice is to do it the 
>> right way.
>>
>> If you were REALLY trying to go out of your way to do it wrong somehow, I 
>> suppose you could probably make a zvol from a stripe, and then export it to 
>> yourself via iscsi, repeat with another zvol, and then mirror the two iscsi 
>> targets.   ;-)  You might even be able to do the same crazy thing with 
>> simply zvol's and no iscsi...  But either way you'd really be going out of 
>> your way to create a problem.   ;-)
>
> The right way to do it, um, incorrectly is to create a striped device
> using SVM, and use that as a vdev for your pool.
>
> So yes, you could create two 800GB stripes, and use them to create a
> ZFS mirror. But it would be a really bad idea.
>

In freebsd you can use geom_stripe or geom_concat to create striped
block device.
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