A reconfiguration method for energy-efficient operation of multi-layer core networks:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Universität Stuttgart, Institut für Kommunikationsnetze und Rechnersysteme
2016
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| Schriftenreihe: | Communication networks and computer engineering report
no. 113 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis Inhaltsverzeichnis |
| Beschreibung: | xxii, 162 Seiten Diagramme |
| ISBN: | 9783938965245 |
Internformat
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Datensatz im Suchindex
| _version_ | 1804176542579818496 |
|---|---|
| adam_text | Titel: A reconfiguration method for energy-efficient operation of multi-layer core networks
Autor: Feller, Frank
Jahr: 2016
Contents
Summary •
Zusammenfassung m
Contents v
List of Figures vii
List of Tables x
List of Algorithms xii
Abbreviations and Symbols xv
1 Introduction 1
1.1 Energy Consumption and Operation of Transport Networks......................1
1.2 Contribution of the Thesis ........................................................2
1.2.1 Optimization Problem Formulation......................................3
1.2.2 Systematic Evaluation in Realistic Scenarios ............................3
1.3 Outline ............................................................................4
2 Optimization of Multi-Layer Core Networks 5
2.1 Multi-Layer Core Networks ......................................................5
2.1.1 Principle of Multi-Layer Networks........................................6
2.1.2 Two-Layer Configuration..................................................2
2.1.3 Network Node Architecture..............................................9
2.2 Introduction to Optimization......................................................11
2.3 Multi-Commodity Flow Problems................................................12
2.3.1 Fundamental Formulations................................................13
2.3.2 Multi-Layer Networking Problems........................................18
2.4 Overview of Solution Methods....................................................19
2.4.1 Mathematical Optimization ..............................................20
2.4.2 Simple Heuristics..........................................................21
2.4.3 Optimization Meta-Heuristics............................................22
2.5 Simulated Annealing..............................................................24
2.5.1 Meta-Heuristic Procedure ................................................25
2.5.2 Cooling Schedule............................. 26
V
vi CONTENTS
2.5.3 Problem-Specific Elements................................................27
3 Multi-Layer and Energy-Aware Network Design and Reconfiguration 29
3.1 Overview of Related Research....................................................29
3.2 Multi-Layer Network Design and Reconfiguration................................42
3.2.1 Network Scenarios and Node Capabilities................................42
3.2.2 Types of Design Problems................................................44
3.2.3 Network Reconfiguration..................................................47
3.2.4 Design and Reconfiguration Objectives..................................51
3.2.5 Design and Configuration Methods ......................................52
3.3 Green Networking ................................................................57
3.3.1 Overview of Energy-Aware Networking Research........................57
3.3.2 Device Power Consumption Measurements and Models ................62
3.3.3 Load-Dependent Network Operation......................................65
4 Centralized One-Step Reconfiguration Method 71
4.1 Technological and Operational Assumptions......................................71
4.1.1 Optical Switching Capabilities............................................71
4.1.2 Dynamic Resource and Power Model....................................72
4.1.3 Reconfiguration Time Constraints........................................74
4.1.4 Periodic One-Step Reconfiguration Principle............................75
4.2 Requirements......................................................................77
4.3 Problem Definition................................................................77
4.3.1 Delimitation of Scope....................................................78
4.3.2 Input Parameters..........................................................78
4.3.3 Solution Structure ........................................................80
4.3.4 Constraints................................................................81
4.3.5 Objective..................................................................82
4.4 Solution Methods..................................................................85
4.4.1 Heuristic for Circuit Realization..........................................86
4.4.2 Mathematical Optimization of the Upper Layer..........................89
4.4.3 Heuristic Optimization of the Virtual Topology with a Simple Routing
Heuristic..................................................................96
5 Evaluation HI
5.1 Evaluation Scenario................................Ill
5.1.1 Network Topologies and Traffic.....................112
5.1.2 Dimensioning of Available Resources..................114
5.1.3 Parameterization of Resource and Power Model.............114
5.2 Algorithmic Parameters..............................115
5.2.1 Penalty Parameters............................116
5.2.2 Computation Time Limits for Exact Solution Method..........116
5.2.3 Control of Heuristic Optimization Method................117
5.3 Reference Resource Scaling Scheme.......................118
5.4 Simulation Setup.................................118
5.5 Results.......................................119
5.5.1 Convergence of Exact Solution Method.................119
CONTENTS vii
5.5.2 Reconfiguration Effort..........................122
5.5.3 Energy Consumption...........................124
5.5.4 Traffic Blocking .............................128
5.6 Discussion.....................................131
5.6.1 Energy Consumption...........................131
5.6.2 Reconfiguration Effort..........................132
5.6.3 Traffic Blocking .............................132
6 Conclusion and Outlook 135
A Fundamental Mathematical Notations 139
A.l Literals for Sets, Intervals, Tuples ........................139
A.2 Sets of Numbers..................................140
B Further Results 141
B.l Convergence of Exact Solution Method .....................141
B.2 Reconfiguration Effort ..............................142
B.3 Energy Consumption...............................144
B.4 Traffic Blocking..................................146
Bibliography 149
Acknowledgments 162
|
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| dewey-full | 004.65 621.3 004 621.38232 004.35 |
| dewey-hundreds | 000 - Computer science, information, general works 600 - Technology (Applied sciences) |
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| discipline | Informatik Elektrotechnik / Elektronik / Nachrichtentechnik |
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| spelling | Feller, Frank Verfasser aut A reconfiguration method for energy-efficient operation of multi-layer core networks Frank Feller Universität Stuttgart, Institut für Kommunikationsnetze und Rechnersysteme 2016 xxii, 162 Seiten Diagramme txt rdacontent n rdamedia nc rdacarrier Communication networks and computer engineering report no. 113 Netzwerk (DE-588)4171529-9 gnd rswk-swf Rekonfiguration (DE-588)4306238-6 gnd rswk-swf Energieeffizienz (DE-588)7660153-5 gnd rswk-swf Multi-level-Verfahren (DE-588)4344428-3 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Netzwerk (DE-588)4171529-9 s Multi-level-Verfahren (DE-588)4344428-3 s Energieeffizienz (DE-588)7660153-5 s Rekonfiguration (DE-588)4306238-6 s DE-604 Communication networks and computer engineering report no. 113 (DE-604)BV021539246 113 DE-101 pdf/application http://d-nb.info/1109908148/04 Inhaltsverzeichnis HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=029152749&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Feller, Frank A reconfiguration method for energy-efficient operation of multi-layer core networks Communication networks and computer engineering report Netzwerk (DE-588)4171529-9 gnd Rekonfiguration (DE-588)4306238-6 gnd Energieeffizienz (DE-588)7660153-5 gnd Multi-level-Verfahren (DE-588)4344428-3 gnd |
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| title | A reconfiguration method for energy-efficient operation of multi-layer core networks |
| title_auth | A reconfiguration method for energy-efficient operation of multi-layer core networks |
| title_exact_search | A reconfiguration method for energy-efficient operation of multi-layer core networks |
| title_full | A reconfiguration method for energy-efficient operation of multi-layer core networks Frank Feller |
| title_fullStr | A reconfiguration method for energy-efficient operation of multi-layer core networks Frank Feller |
| title_full_unstemmed | A reconfiguration method for energy-efficient operation of multi-layer core networks Frank Feller |
| title_short | A reconfiguration method for energy-efficient operation of multi-layer core networks |
| title_sort | a reconfiguration method for energy efficient operation of multi layer core networks |
| topic | Netzwerk (DE-588)4171529-9 gnd Rekonfiguration (DE-588)4306238-6 gnd Energieeffizienz (DE-588)7660153-5 gnd Multi-level-Verfahren (DE-588)4344428-3 gnd |
| topic_facet | Netzwerk Rekonfiguration Energieeffizienz Multi-level-Verfahren Hochschulschrift |
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