• Compute nodes
  • 52 servers, 13 chassis, 4 nodes per chassis
  • 156 disk bays
  • 1400 W per chassis
  • 26 U
  • 18.2 kW

• Datanodes
  • 3 nodes
  • 108 disks
  • 4 U each
  • 1280 W each
  • 12 U total
  • 3840 W total

• Total
  • 264 disk bays
  • 38 U
  • 22040 kW

Alternatives

Power

Ideally we should stay under 19 kW of expansion. Retiring Rack 13 compute nodes will give us back 7 kW and could improve the situation here.

Compute node options

Note : 208 V

-- Main.samir - 2014-07-24