Energy-efficiency is a key requirement in data centers today. Storage systems constitute a significant fraction of the energy consumed in a data center and therefore enterprise st...
Sriram Sankar, Sudhanva Gurumurthi, Mircea R. Stan
Disk power management is becoming increasingly important in high-end server and cluster type of environments that execute dataintensive applications. While hardware-only approache...
Storage virtualization in modern storage systems allows variability in the number of "physical" disks supporting a single "virtual" disk. In practice, IO workl...
Lin Qiao, Balakrishna R. Iyer, Divyakant Agrawal, ...
This paper presents an energy-conservation method for multiple disks and their cache memory. Our method periodically resizes the cache memory and controls the rotation speeds unde...