gmirror / gstripe

[Ean Kingston]

On Sunday, March 6, 2005, at 04:55  PM, John Pettitt wrote:

>
> I'm considering making a raid0+1 array out of 4 x 250GB USB drives 
> using
> gmirror and gstripe on a FreeBSD 5.3 box.
>
> Questions:
>
> 1) Has anybody done this?  What should I watch our for?

I haven't done this on FreeBSD or with USB drives (but have on Solaris 
with SCSI). Make sure all your USB drives always show up as the same 
device (in /dev) or you may wind up corrupting your system.

> 2) Stripe then mirror right? (or mirror then stripe? Does it matter?)

That is the way I've always done it but I don't see any reason not to 
do it the other way. Just remember how you did it should you need to 
recover.

>
> (I already have a 600gb stripe set on this machine made out of two 
> 300gb
> drives)
>
> John
>
>
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