FEATURED GREEN IT ARTICLE

Data centre managers explore energy efficiency

The rise in electricity costs, coupled with the increasing power consumption of modern processors, are leading to crippling headaches for data centre managers. A conference last week explored several ways in which data centres could save money.

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• The greening of the datacentre
  Leading IT vendors are all realising that the green movement also presents opportunities, and are coming together in green alliances.
• The green metrics conundrum
  Individual vendors create their own meaning of greenness in measuring how well their equipment stacks up, says one analyst.
• Wireless power-saving - more trouble than it's worth?
  Wi-Fi's Power Save Mode sounds like a good way to make laptop batteries last longer. It turns out the savings aren't worth the performance hit.
• Water-cooled servers gaining steam
  Using water to cool servers isn't a new idea, but it is gaining new converts at a time when fears of global warming and rising energy costs are making datacentre operators and server vendors search for ways to increase efficiency.
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• Earth Day: Who's the greenest of them all?
  Dell, VMware, HP, EMC, Cisco and IBM. Which of these really stuck through their green-commitments and how.
• Six techniques to encourage green habits
  Employees' wasteful tendencies result from a company's culture more than a person's aversion to be greener.
• Saving the environment can't stop at the datacentre
  To understand where ICT can have most effect requires an understanding of the areas where the organisation's business-related activities have most environmental impact.
• Green technology: hype or must-have?
  It's enough to make some IT managers dismiss green technology altogether, but even those who are concerned about the environment and their own energy costs have a tough time separating product hype from reality.
• Whatever happened to ZigBee?
  Low-power sensor networks aren't yet as big as he hoped, but ZigBee Alliance chief Bob Heile says the low-power standard will rock the competition and make the world greener.
• Online conference paints telepresence green
  Pushing telepresence as a way to cut the cost of corporate travel hasn't worked too well, so the industry is now talking up its green potential as well.
• A pair of green-IT users
  Austin Energy and WellPoint show how to grow your green credentials
• HP goes Titanic with recycling programme
  HP has announced that it recycled hardware and print cartridges more than twice the weight of The Titanic, in 2007.
• The green computing backlash grows
  IT executives are dealing with far too many headaches to let themselves be led on an environmental guilt trip.
• Make 2008 a good year for IT recycling
  Remploy's e-cycle unit could collect and refurbish unwanted IT kits more cost-effectively than your current contractor.
• Reducing government's IT carbon footprint
  In September 2007, the UK government said it wants to reduce government IT's carbon footprint. How is it getting on?
• Sun's green datacentre strategy - have none
  Sun Microsystems intends to become datacentre-less by 2015. Applications will be delivered 'over the grid' in a software-as-a-service model.
• EPEAT's progress
  EPEAT has stronger support from the US government and HP has just announced a raft of EPEAT-registered kits.
• The BCS and the datacentre code of conduct
  Knowledgeable contributions from an organisation representative of many UK datacentre operators have been made to the EU-driven datacentre code of conduct working group.
• This will be the year of green hogwash
  The greening of IT was one of the less remarked on themes of 2007, but give it time. We’re in the early days of a movement that will rise to become one of technology’s dominant ideas.

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