[Gllug] pata software Raid

Jason Clifford jason at ukfsn.org
Sun Aug 19 09:22:02 UTC 2007


On Sun, 19 Aug 2007, Alvin Chang wrote:

> In theory No, but in practice Yes.
> Even if both of your drives (whether HD/CD/DVD) are configured with
> UDMA, when there are requests due for the CD/DVD, it takes a sh*t load
> of time to respond to any commands such as SEEK & READ compared to
> your HD, and don't get me started on the spin-up time. Just remember
> there is only one queue for one IDE channel. So, it's possible to hold
> up the whole queue with a faulty/slow CD/DVD drive.

But that's totally irrelevant if the drive is not in use and a CD/DVD 
drive is unlikely to be in use much.

Jason
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