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Advances, Systems and Applications

Table 8 Disk IO performance-per-watt for WSM Disk

From: Hadoop and memcached: Performance and power characterization and analysis

WSM X5660

IOPS

Latency(ms)

CPU %

Watts

Performance-per-watt

Random Read

400

79.97

0.17

155.51

2.57

Random Write

450

71.09

0.19

157.81

2.85

Sequential Read

3636

9.00

0.72

185.72

19.58

Sequential Write

3638

8.98

0.99

188.24

19.32