Re: Storage (8*IDE HDs) any experiences?
On Fri, Apr 27, 2001 at 12:48:52PM +0200, Russell Coker wrote:
> See http://www.coker.com.au/~russell/hardware/46g.png for some quick
> benchmark results showing the differences between a single IDE drive, two
> drives on separate channels, and two drives on the same channel.
>
> Apart from one drive being exceedingly slow at the start (for reasons I have
> not yet determined) it seems that two drives on the same channel isn't much
> slower than two drives on separate channels.
>
> Having two drives on separate channels is slower than a single drive can run
> on it's own, I think that this is a limitation of CPU and bus performance
> (which will be the main factor when you have 8 drives in an array).
Are you sure they two channels are not sharing an IRQ?
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