[108450] in North American Network Operators' Group
Re: Google's PUE
daemon@ATHENA.MIT.EDU (Tony Finch)
Fri Oct 3 11:31:44 2008
Date: Fri, 3 Oct 2008 16:31:00 +0100
From: Tony Finch <dot@dotat.at>
To: "Patrick W. Gilmore" <patrick@ianai.net>
In-Reply-To: <816E66A0-4654-4BB1-B39C-08ABFA80272B@ianai.net>
Cc: NANOG list <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org
On Thu, 2 Oct 2008, Patrick W. Gilmore wrote:
>
> Personally, I am glad GOOG is posting their PUE. People who talk about
> additional metrics are correct - more information is better. But some
> information is better than none, and PUE is a perfectly valid data
> point. It doesn't measure everything, but that does not make it
> completely useless. Given Google's history of .. shall we say reticence
> regarding internal information, it's nice to see SOMETHING from them.
> So let's encourage it and see if they release more.
Also relevant is this paper:
"Power provisioning for a warehouse-sized computer"
http://research.google.com/archive/power_provisioning.pdf
Tony.
--
f.anthony.n.finch <dot@dotat.at> http://dotat.at/
GERMAN BIGHT: WEST 5 OR 6 VEERING NORTHWEST 6 TO GALE 8, BACKING SOUTHWEST 5
OR 6 LATER. ROUGH OR VERY ROUGH. SQUALLY SHOWERS. MODERATE OR GOOD.
