Raid Hardware Question..

[feenberg at nber.org (Daniel Feenberg)]

On Mon, 22 Jan 2007, Myrle A Francis 2nd wrote:

> Hi All & thanks in advance...
>
> I was wondering if some of the off the shelf Raid cards that you can
> get at Microcenter are able to support multible raids at once.
>
> IE.
>  the card i looked at allows for 4 connections (ribbons) per card and
> two drives per connection (to drives per ribbon). So it can manage 8
> drives. I understand I can have 8 drives in raid 0,1 or 5, but can I
> make 2 of those drives raid 1 & then use the remainder of the drives for
> raide 5 or does one raid card only cable of 1 type of raid at a time
> (0,1 or 5)...

The RocketRaid card I have purchased from Micro Center does allow this, 
allow I haven't tried it myself

3ware cards also do this - we have tried it on those. I would expect all 
cards would do this, until proven otherwise.

See also http://www.nber.org/sys-admin/linux-nas-raid.html


Daniel Feenberg



>
> I hope the qestion made sense and as always thanks in advance..
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> Myrle A. Francis 2nd
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