Thursday, December 18, 2008

[ Cloud Computing ] Re: Data Center Costs Structures

Christian

Yes, we could take this offline if you have a product offering you would like to discuss.
I would point out, however, that it will be more difficult to justify the purchase if an appropriate colo can't be found to put it in...
I assume therefore you sell primarily to cx with their own facilities?

/malcolm



On Thu, Dec 18, 2008 at 2:50 PM, christian donahue <csdinc@yahoo.com> wrote:

Cooling is an issue, but not in the sense that you mentioned below.

Most modern Datacenters are liquid (Glycol) cooled. The problem is not with cooling, it's with the power delivery. Most colo environments only offer single phase power. You will need 3-phase power to fire up a 42U rack full of blade servers.

The total kW's delivered on a 3-Phase 208 V 30A power whip is calculated as 208 V x 30A x 1.732 or 10.8 kW of power versus a standard 208 V 30 A whip which only delivers 6.2 kW of power. So the 3-Phase system delivers almost twice or 1.732 times the amount of power that a single phase system delivers.

Incidentally, my company builds systems that will fit up to 96 computer blades in a single rack, and yes, it is tough to find a colo that will offer this power at a resonable rate.

Malcolm, if you need more information, we can take this off line and i will be glad to help you.


CSD







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