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The Green Lab - [01-A] Introduction

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This presentation is about a lecture I gave within the "Green Lab" course of the Computer Science master, Software Engineering and Green IT track of the Vrije Universiteit Amsterdam: http://masters.vu.nl/en/programmes/computer-science-software-engineering-green-it/index.aspx
http://www.procaccianti.me

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The Green Lab - [01-A] Introduction

  1. 1. Vrije Universiteit Amsterdam ● ●
  2. 2. Vrije Universiteit Amsterdam
  3. 3. Vrije Universiteit Amsterdam
  4. 4. Vrije Universiteit Amsterdam Total energy per view: 0.2 kWh Total number of views: 2,307,082,001 Total energy consumed: 450 GWh in less than 3 years x 45,000
  5. 5. Vrije Universiteit Amsterdam ● Energy loss: ○ leakage ○ heat
  6. 6. Vrije Universiteit Amsterdam ● Battery charge efficiency: 90%
  7. 7. Vrije Universiteit Amsterdam Energy loss: ● low utilization ● idle ● no energy management ● Typical utilization rate: 30%
  8. 8. Vrije Universiteit Amsterdam Energy loss: ● Cooling ● Lighting PUE = "Good" PUE = 1.4 = 40% loss
  9. 9. Vrije Universiteit Amsterdam
  10. 10. Vrije Universiteit Amsterdam
  11. 11. Vrije Universiteit Amsterdam
  12. 12. Vrije Universiteit Amsterdam "The energy efficiency of hardware doubles every 1.5 years." (Koomey's law)
  13. 13. Vrije Universiteit Amsterdam "Software gets slower more rapidly than hardware gets faster." (Wirth's law)
  14. 14. Vrije Universiteit Amsterdam Nathan P. Myhrvold, Microsoft, ACM 1997
  15. 15. Vrije Universiteit Amsterdam ?
  16. 16. Vrije Universiteit Amsterdam ● Our research initiative on Software Energy Efficiency ○ Laboratory ○ Master course ○ Collaboration platform
  17. 17. Vrije Universiteit Amsterdam Code: 418158 Period: 1 (September-October) ECTS: 6.0 Language: English
  18. 18. Vrije Universiteit Amsterdam ● ● ● ● ●
  19. 19. Vrije Universiteit Amsterdam ● ● ●
  20. 20. Vrije Universiteit Amsterdam ● ● ● ● ●
  21. 21. Vrije Universiteit Amsterdam
  22. 22. Vrije Universiteit Amsterdam g.procaccianti@vu.nl i.malavolta@vu.nl

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