[ML-General] hardware RAID

[WebDawg]

On Thu, Jun 11, 2015 at 2:06 PM, david <ainut at knology.net> wrote:

> I haven't kept up.  What do you guys recommend for SATA internal raid
> controllers?
> I have a stack of 3 in striped (raid 0?) and a stack of 2 in raid 5.  Both
> sets were configured to use software raid under Linux but the raid 5 did
> not turn out to really be mirrored drives.  Bah.
> I'm hoping that the 3 striped disks can be converted to the hardware
> controller without problems (6 terabyte.)
> The set of 2 that *should* be identical, can be made identical with dd, if
> I must before attaching them to the hardware controller.
>
> So, advice?
>
> Thanks,
> David Merchant
>


What is your application? NAS?  SAN?  DB?

What software raid were you using?

What do you mean converted?

I do not think DD is going to help you in mirroring the discs.  I think
alot of raid controllers add headers and stuff.

Why would raid 5 be parity at all?
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