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13th International Conference on Parallel and Distributed Systems - Volume 1 (ICPADS'07)
Improving quality-of-service of file migration policies in high-performance servers
Hsinchu, Taiwan
December 05-December 07
ISBN: 978-1-4244-1889-3
Nathaniel Pettis, School of Electrical and Computer Engineering, Purdue University, West Lafayette, Indiana, USA
null Yung-Hsiang Lu, School of Electrical and Computer Engineering, Purdue University, West Lafayette, Indiana, USA
Previous work demonstrates that migrating files between disks may induce idleness in servers and facilitate power management. However, these studies focus on steady-state power savings and do not consider the energy consumption and performance overhead of migrating files between disks. In this study, we construct a constrained optimization problem of file location for high-bandwidth applications by considering file migration energy, as well as steady-state energy consumption. We present an algorithm that improves quality-of-service by 63% for a streaming video server compared with existing techniques while maintaining comparable energy savings.
Citation:
Nathaniel Pettis, null Yung-Hsiang Lu, "Improving quality-of-service of file migration policies in high-performance servers," icpads, vol. 1, pp.1-8, 13th International Conference on Parallel and Distributed Systems - Volume 1 (ICPADS'07), 2007
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