Information Technology Reference
In-Depth Information
12
Energy-Aware Policies in
Ubiquitous  Computing Facilities
Marina Zapater, Patricia Arroba, José Luis Ayala Rodrigo,
Katzalin Olcoz Herrero, and José Manuel Moya Fernandez
CONTENTS
Summary .............................................................................................................. 268
12.1 Introduction ................................................................................................ 268
12.2 Related Work .............................................................................................. 269
12.3 Proposed Novel Paradigm ........................................................................ 271
12.3.1 Devised Computer Paradigm ...................................................... 271
12.3.2 Energy Optimization System ....................................................... 271
12.4 Energy and Power Models........................................................................ 273
12.4.1 Overall Power and Energy Consumption Breakdown............. 274
12.4.2 Computing (IT) Power Modeling ................................................ 274
12.4.2.1 Static Power Consumption: Leakage Power
Modeling .......................................................................... 274
12.4.2.2 Dynamic Power Modeling ............................................. 275
12.4.3 Data Center Cooling Power and Data Room Modeling
Te c h n ique s ...................................................................................... 276
12.5 Ubiquitous Green Allocation Algorithms .............................................. 278
12.5.1 SMT Solvers .................................................................................... 279
12.5.2 Mixed-Integer Linear Programming .......................................... 280
12.5.3 Genetic Algorithms ....................................................................... 280
12.6 Resource Selection and Configuration ................................................... 281
12.6.1 Virtualization ................................................................................. 281
12.6.2 Consolidation ................................................................................. 282
12.6.3 Operating Server Set and Turn-off Policies ............................... 282
12.7 Conclusions ................................................................................................. 283
References ............................................................................................................. 284
267
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