On Thu, Oct 2, 2008 at 10:56 AM, Bob Friesenhahn <
[EMAIL PROTECTED]> wrote:

>
>
> I doubt that anyone will successfully argue that SAS drives offer the
> best IOPS/$ value as long as space, power, and reliability factors may
> be ignored.  However, these sort of enterprise devices exist in order
> to allow enterprises to meet critical business demands which are
> otherwise not possible to be met.
>
> There are situations where space, power, and cooling are limited and
> the cost of the equipment is less of an issue since the space, power,
> and cooling cost more than the equipment.
>
> Bob
>

It's called USABLE IOPS/$.  You can throw 500 drives at a workload, if
you're attempting to access lots of small files in random ways, it won't
make a lick of difference.

--Tim
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