LEADER 09014nam 22009015 450 001 996198863603316 005 20200703121044.0 010 $a3-319-15786-8 024 7 $a10.1007/978-3-319-15786-3 035 $a(CKB)3710000000360329 035 $a(SSID)ssj0001452182 035 $a(PQKBManifestationID)11801496 035 $a(PQKBTitleCode)TC0001452182 035 $a(PQKBWorkID)11487404 035 $a(PQKB)10740785 035 $a(DE-He213)978-3-319-15786-3 035 $a(MiAaPQ)EBC6294898 035 $a(MiAaPQ)EBC5595572 035 $a(Au-PeEL)EBL5595572 035 $a(OCoLC)903642361 035 $a(PPN)184497469 035 $a(EXLCZ)993710000000360329 100 $a20150213d2015 u| 0 101 0 $aeng 135 $aurnn|008mamaa 181 $ctxt 182 $cc 183 $acr 200 10$aEnergy Efficient Data Centers$b[electronic resource] $eThird International Workshop, E2DC 2014, Cambridge, UK, June 10, 2014, Revised Selected Papers /$fedited by Sonja Klingert, Marta Chinnici, Milagros Rey Porto 205 $a1st ed. 2015. 210 1$aCham :$cSpringer International Publishing :$cImprint: Springer,$d2015. 215 $a1 online resource (XII, 167 p. 85 illus.) 225 1 $aComputer Communication Networks and Telecommunications ;$v8945 300 $aBibliographic Level Mode of Issuance: Monograph 311 $a3-319-15785-X 320 $aIncludes bibliographical references and index. 327 $aIntro -- Preface -- Organization -- Contents -- Energy Optimization Algorithms and Models -- Agile Traffic Merging for DCNs -- 1 Introduction -- 1.1 Our Approach: Merging -- 1.2 Contributions and Paper Organization -- 2 Minimizing Energy Consumption -- 2.1 Optimization Model -- 2.2 Energy Savings Due to Traffic Merging -- 3 Greedy Flow Assignment -- 3.1 Algorithm -- 3.2 Validation of Greedy Algorithm -- 4 Simulation Results -- 4.1 Synthetic Traffic Data -- 4.2 Empirical Traffic Data -- 5 Related Work -- 6 Conclusions -- References -- Performance and Energy Efficiency of Parallel Processing in Data Center Environments -- Abstract -- 1 Introduction -- 2 Multi-processor Job Execution -- 2.1 Multi-processor Queuing Model -- 2.2 Task Graph Job Model -- 2.3 Generic Task Execution Model -- 2.4 Performance of the Principal Task Graph Elements -- 3 Task Graph Reductions -- 3.1 General Aspects and Application Cases -- 3.2 Example of a Task Graph Reduction -- 4 Performance Evaluation and Energy Efficiency -- 4.1 Performance Evaluation -- 4.2 Energy Efficiency -- 4.3 Trade-off Between the Operation Modes PP and SP -- 5 Conclusions -- References -- Cyclic Blackout Mitigation Through HVAC Shifted Queue Optimization -- Abstract -- 1 Introduction -- 2 The Proposed System -- 2.1 System Structure -- 2.2 System Operation -- 2.3 Shifted Queue Optimization -- 3 Implementation -- 3.1 Application -- 3.2 System Simulation -- 4 Results and Discussion -- 5 Conclusions -- Acknowledgement -- References -- Stochastic Petri Net Models for the Analysis of Trade-Offs in Data Centres with Power Management -- 1 Introduction -- 2 Single Server Model -- 2.1 Basic Model -- 2.2 Single Server Stochastic Petri Net Model -- 2.3 Power-Performance Trade-Off -- 2.4 Results -- 3 Multiple-Server Model -- 3.1 Stochastic Petri Net Model -- 3.2 Power-Performance Trade-Off -- 3.3 Results. 327 $a4 Computational Cost and Scalability -- 5 Related Work -- 6 Discussion and Conclusion -- References -- The Future Role of Data Centres in Europe -- GEYSER: Enabling Green Data Centres in Smart Cities -- Abstract -- 1 Introduction -- 2 GEYSER Visionary Scenarios -- 3 GEYSER System Design -- 3.1 General Architecture -- 3.2 Semantically Enhanced GEYSER Data Model -- 4 GEYSER Simulation Environment -- 4.1 Modelling -- 4.2 Simulation Methods -- 5 Conclusions -- References -- Analysis of the Influence of Application Deployment on Energy Consumption -- 1 Introduction -- 2 The ECO2Clouds Project and the Eels Application -- 2.1 ECO2Clouds -- 2.2 The Case Study -- 3 Different Deployment Configurations and Models -- 3.1 Application Deployment Configurations -- 3.2 The Models Implemented -- 4 Power Model -- 5 Validation -- 6 Deployment Configuration Analysis -- 7 Conclusions and Future Work -- References -- Minimization of Costs and Energy Consumption in a Data Center by a Workload-Based Capacity Management -- 1 Introduction -- 2 Data Center Model -- 2.1 Modeling Workloads -- 2.2 Modeling Applications -- 2.3 Modeling Servers -- 2.4 Cooling Models -- 2.5 Assessment of Data Center Efficiency, Performance, and Costs -- 3 Analysis of Workloads -- 3.1 Simulation of Diverse Workloads Using DCworms -- 3.2 Identifying Power Caps -- 4 Optimizing Capacity Using Power Capping Methods -- 4.1 Power Capping Methods -- 4.2 Simulation Experiments -- 4.3 Simulation Results -- 4.4 Application to Demand-Response Management -- 5 Conclusions -- References -- Building Application Profiles to Allow a Better Usage of the Renewable Energies in Data Centres -- 1 Introduction -- 2 Related Work -- 3 Design -- 3.1 Plug4Green -- 3.2 Energy Aware Software Controller -- 3.3 Optimization -- 4 Implementation -- 5 Conclusion -- References -- Energy Efficiency Metrics for Data Centres. 327 $aReview on Performance Metrics for Energy Efficiency in Data Center: The Role of Thermal Management -- Abstract -- 1 Introduction -- 2 A Review of Data Center Energy Efficiency Metrics -- 2.1 Thermal Metrics -- 2.2 Component Efficiency Metrics -- 2.3 Power and Energy Consumption Metrics -- 3 Relations Among Thermal, Component Efficiency and Power/Energy Metrics -- 3.1 The Effect of Thermal Performance on Data Center Energy Consumption -- 3.2 Mutual Relation Among Thermal and Energy Consumption Metrics -- 3.3 Energy Efficiency Management Trough Thermal Performance Awareness -- 4 Conclusions -- Acknowledgments -- References -- Gain More from PUE: Assessing Data Center Infrastructure Power Adaptability -- 1 Introduction -- 2 Related Work -- 3 Conception of IPA @ PVar -- 3.1 Power Variability -- 3.2 Infrastructure Power Adaptability -- 4 Integration in LDEE Metric -- 4.1 Load Dependent Energy Efficiency -- 4.2 Proxy for Infrastructure Power Models -- 5 Evaluation -- 5.1 PUE Scalability -- 5.2 Extremes of IT/Infrastructure Dependency -- 5.3 Realistic Data Center Operation -- 5.4 Proxy for Power Models -- 6 Conclusion -- References -- Author Index. 330 $aThis book constitutes the thoroughly refereed post-conference proceedings of the Third International Workshop on Energy Efficient Data Centers, E2DC 2014, held in Cambridge, UK, in June 2014. The 10 revised full papers presented were carefully selected from numerous submissions. They are organized in three topical sections named: energy optimization algorithms and models, the future role of data centres in Europe and energy efficiency metrics for data centres. 410 0$aComputer Communication Networks and Telecommunications ;$v8945 606 $aDatabase management 606 $aComputer system failures 606 $aComputer communication systems 606 $aComputers and civilization 606 $aManagement information systems 606 $aComputer science 606 $aComputer simulation 606 $aDatabase Management$3https://scigraph.springernature.com/ontologies/product-market-codes/I18024 606 $aSystem Performance and Evaluation$3https://scigraph.springernature.com/ontologies/product-market-codes/I13049 606 $aComputer Communication Networks$3https://scigraph.springernature.com/ontologies/product-market-codes/I13022 606 $aComputers and Society$3https://scigraph.springernature.com/ontologies/product-market-codes/I24040 606 $aManagement of Computing and Information Systems$3https://scigraph.springernature.com/ontologies/product-market-codes/I24067 606 $aSimulation and Modeling$3https://scigraph.springernature.com/ontologies/product-market-codes/I19000 615 0$aDatabase management. 615 0$aComputer system failures. 615 0$aComputer communication systems. 615 0$aComputers and civilization. 615 0$aManagement information systems. 615 0$aComputer science. 615 0$aComputer simulation. 615 14$aDatabase Management. 615 24$aSystem Performance and Evaluation. 615 24$aComputer Communication Networks. 615 24$aComputers and Society. 615 24$aManagement of Computing and Information Systems. 615 24$aSimulation and Modeling. 676 $a004.0286 702 $aKlingert$b Sonja$4edt$4http://id.loc.gov/vocabulary/relators/edt 702 $aChinnici$b Marta$4edt$4http://id.loc.gov/vocabulary/relators/edt 702 $aRey Porto$b Milagros$4edt$4http://id.loc.gov/vocabulary/relators/edt 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a996198863603316 996 $aEnergy Efficient Data Centers$92829852 997 $aUNISA