1. Datacenter as a Computer (Chapter 4) 2009/12/13 id:shiumachi

2. Agenda

3. 4.1 4. 4.2

• 4.2.1 UPS 5. 4.2.2 PDU

4.3

• 4.3.1 CRAC 6. 4.3.2 7. 4.3.3 8. 4.3.4 9. 4.3.5

10. 11.

12.

$10-20/W 13. 4.1 14. Tier I Tier II N+1 99.7% Tier III 1N+2 99.98% Tier IV 2SPOF(SPOF:Single Point Of Failure) 99.995% 15. Tier I 16. Tier II N+1 17. Tier III ( ) 18. Tier IV 19.

III IV

20.

2/3 450 m 1MW 21. (colos)10-20MW 22. 30MW

23. 4.2 24. p.40 25. 60 - 400kV 10 - 20kV 110-600 V UPS 26. 4.2.1 UPS

Uninterruptible Power Supply 27. UPS3

• ( 10 15 ) 28. AC-DC-AC 29.

30. 4.2.1 UPS

UPS UPS 31. UPS kW 2 MW

32. 4.2.2 PDU

Power Distribution Unit

• 200 480 V 110 V 220 V 33. PDU 75 225 kW 6kW 34. PDU

35.

RAIDUPSPDU

• N+1 36. N+2 37. 2N 38.

39. 4.3 40. 4.3.1 CRAC

Computer Room Air Conditioning

• 41.
  • :12-1418-2216-20 42. 12-14

43. 4.3.2

44.

• 45. ()

46. 4.3.3

-> recirculation

150 200W / sq ft

47. 4.3.4

48. 49.

50. 4.3.5

()

• CRACPDU 51. UPS

52. Google 2005 53. Microsoft

54. Thank you !