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Wake Up On Lan Aston Jan2010

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Wake Up On Lan Aston Jan2010

  1. 1. Wake on LAN Service <br />OUCS<br />Gateway<br />Central WOL <br />Server<br />WebAuth SSO<br />Registration<br />Server<br />Gateway<br />Gateway<br />HFS Service<br />
  2. 2. Deploying a gateway server<br />1.2GHz Marvell Sheeva CPU<br />512 MB RAM<br />512 MB flash memory<br />Gigabit LAN interface and USB 2.0 port.<br />1.6GHz Atom CPU<br />1 GB RAM<br />80 GB SATA-2 HDD<br />Gigabit LAN interface and USB 2.0 ports<br />2<br />
  3. 3. Desktop computers and energy consumption<br />Power (kW) x Time (hours) x Number of devices x Cost (£ per kWh)<br />0.105 x 8760 x 16 000 x 0.12 = £1,766,000<br />0.105 x 1808 x 16 000 x 0.12 = £ 364,000<br />
  4. 4. Five steps: Estimate<br />Scenario A: 100 computers (80W) and monitors (25W) left on all year will consume 92,000 kWh over the next year:<br />49,400 kg CO2eq.<br />£11,000 (at 12p/kWh)<br />Scenario B: Same stock switched off at the end of each working day (over night, weekends and 25 days of holiday) will consume 19,800 kWh over the next year:<br />10,600 kg CO2eq.<br />£2,400 (at 12p/kWh)<br />
  5. 5. Five steps: Research<br />Energy Star has compiled a list of case studies (mostly for US organisations) and we have started to do the same at Oxford e.g. policy at OUCS:<br />http://www.oucs.ox.ac.uk/greenit/oucs.xml<br />
  6. 6. Five steps: Implement<br />Four tools:<br />Monitor and report<br />Switch computers on remotely<br />Automatically power down computers safely and reliably<br />Display real time electricity meter data<br />
  7. 7. Five steps: Communicate<br />The Carbon Reduction Commitment league table<br />IT-related energy costs<br />Staff morale:<br />It all comes down to protecting the brand of your group and the collegiate University as a whole<br />
  8. 8. Five steps: Share<br />Write your approach up so others can learn from your experience. <br />For more information about the 5 steps:<br />http://www.oucs.ox.ac.uk/greenit/desktop.xml<br />
  9. 9. Work in progress<br />Finish off pilot national service at Liverpool<br />Gateway service from Oxford<br />Partnerships with commercial solution providers – currently talking to Data Synergy UK LTD about PowerMan product<br />
  10. 10. The Big Idea: MO<br />The basic problem throughout the whole of this project has been we’ve not only had to create a solution but also generate the need<br />Can open sharing of ‘internal’ environmental data create a big green snowball…<br />Social capital and information visualisation<br />

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