Sustainable IT

John Pollitt – Head of IT Services, City College Norwich.

John.Pollitt@ccn.ac.uk

www.ccn.ac.uk

What is Green Computing?Green computing is the use of computers and related resources in an environmentally responsible manner.

It’s not just for tree huggers

http://www.youtube.com/watch?v=jtntQJr1TjQ

1 LCD not CRT

2 Laptops

3 Screen Saver?

4 Sleep mode/Vista

5 Energy Star

6 Recycle

Why bother?

Reputation Cost savings Social responsibility

Global (resources, carbon) Local environment (heat, footprint,

H&S) Compliance

BREEAM excellence Legislation

New Vs Old

New build – an opportunity for change

Legacy kit – counting the cost Existing build & infrastructure

Before green was popular

Print consumables LCD monitors No inkjets Refurbished PCs Re-cycled equipment (PCs & CDs) Auto shutdown student PCs

What came next?

Classroom & Office PCs – tower, small form or laptop? Repro – wastebin, duplex, mono, print

quotas, MFDs. AV – auto shutdown projectors, plasma E-forms – e-registers, progressions

other docs. Sustainability as part of the

procurement policy.

Extended power management

The price of progress

PC Power consumption 2003-2008

0

20

40

60

80

100

120

140

160

180

200

Aug

03

- Eve

sham

Ath

lon

Aug

04

- Eve

sham

P4

Aug

05

- Del

l Gx

520

May

07

- R

M A

ll in

one

July

08

- Del

l 755

Min

i tow

er

July

08

- Del

l US

FF

Aug

08

- Sto

ne

Watts

Display

PC

The price of progress

0

50

100

150

200

250

300

350

400

450

£ per day

Aug 03 -Evesham

Athlon

Aug 04 -Evesham P4

Aug 05 - DellGx 520

May 07 - RM Allin one

July 08 - Dell755 Mini tower

July 08 - DellUSFF

Aug 08 - Stone

Running Cost per day for 2000 PCs

Night

Evening

Day

Sample running costs

Low power laptop based tech

What now?

Data Centre Storage Consolidation Server Consolidation (Virtualisation) Thin client & flexible computing Third party device support Audio Visual Auto shutdown staff PCs

Gotchas

I need a huge LCD, 2 would be better… Virtualisation creep AV growth Power management issues & limitations Multiple mobile devices MFD consolidation Packaging

Help is at hand

http://michaelbluejay.com/electricity/computers.html

Planning your Data Centre

Planning for Energy Requirements with Dell Servers, Storage, and Networking

http://www.dell.com/calc

Welcome to the Dell Data Center Capacity Planner

Energy efficiency is not related just to power (kWh) requirement, or cooling requirements, or performance (MIPs) - it pertains to all of these variables. And it's not just a data center issue - it is critical for organizations of all sizes and scopes. To get started improving your energy efficiency, use the Dell Data Center Capacity Planner to understand how your choices impact your energy use.

Planning your Data Centre

http://technet.microsoft.com/en-us/magazine/2007.10.green.aspx

Green Calculators

Energy Star ratings

http://www.energystar.gov

Energy Star ratings

Energy Star 5 currently in draft

Other ratings

http://www.epeat.net/

Measuring use

Mains voltage testers & cost calculators

http://www.maplin.co.uk/search.aspx?MenuNo=83964&MenuName=Power+and+Energy+Monitors&FromMenu=y&doy=25m2

£10 - 25

Measuring use

http://www.susteit.org.uk/files/index.php

Funding sustainable IT

http://www.carbontrust.co.uk/carbon/PublicSector/la/salix.htm