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An energy-aware scheduler for dynamically reconfigurable multi-core systems

Robin Bonamy, Sebastien Bilavarn, Fabrice Muller
2015 2015 10th International Symposium on Reconfigurable Communication-centric Systems-on-Chip (ReCoSoC)  
This paper describes an energy-aware scheduling approach intended for use in heterogeneous multiprocessors supporting hardware acceleration with Dynamic and Partial Reconfiguration.  ...  Scheduler decisions rely on pragmatic power and energy models to map the load across cores and reconfigurable regions with regards to the actual power costs.  ...  ACKNOWLEDGMENTS This work is carried out under the BENEFIC project (CA505), a project labelled within the framework of CATRENE, the EUREKA cluster for Application and Technology Research in Europe on NanoElectronics  ... 
doi:10.1109/recosoc.2015.7238084 dblp:conf/recosoc/BonamyBM15 fatcat:s5qsva6dizhqfnrenrk7u2ur3u

An Energy-Aware Runtime Management of Multi-Core Sensory Swarms

Sungchan Kim, Hoeseok Yang
2017 Sensors  
The experiments show that the proposed technique delivers considerable energy saving of up to 45%compared to the state-of-the-art multi-core energy management technique.  ...  or clock frequency in an energy-efficient way in response to the workload variations.  ...  [17] also proposed the co-optimization of the dynamic voltage frequency scaling (DVFS) with task allocation/scheduling on multi-core systems.  ... 
doi:10.3390/s17091955 pmid:28837094 pmcid:PMC5620963 fatcat:vaxcwebrbzh3lmdaxcq52xonbm

Energy efficient mapping on manycore with dynamic and partial reconfiguration: Application to a smart camera

Robin Bonamy, Sébastien Bilavarn, Fabrice Muller, François Duhem, Simon Heywood, Philippe Millet, Fabrice Lemonnier
2018 International journal of circuit theory and applications  
Energy efficient mapping on manycore with dynamic and partial reconfiguration: Application to a smart camera.  ...  We show how a tight integration of exploration, energy-aware scheduling, common power models, and decision support in heterogeneous DPR multiprocessor SoC mapping can be used to improve the energy efficiency  ...  ACKNOWLEDGMENTS This work was carried out under the BENEFIC project (CA505), a project labeled within the framework of CATRENE, the EUREKA cluster for Application and Technology Research in Europe on NanoElectronics  ... 
doi:10.1002/cta.2508 fatcat:edswp7sf3bh5pmzwtc5pvq2pqy

A Dynamic Programming Approach to Energy-Efficient Scheduling on Multi-FPGA based Partial Runtime Reconfigurable Systems

Chao Jing, Qi Song
2017 TELKOMNIKA (Telecommunication Computing Electronics and Control)  
This paper has been studied an important issue of energy-efficient scheduling on multi-FPGA systems.  ...  To tackle these challenges, based on the theory of dynamic programming, we have designed and implemented an energy-efficient scheduling on multi-FPGA systems.  ...  Foundation of Guangxi (Grant No. 2015GXNSFBA139260), Guangxi Universities key Laboratory Fund of Embedded Technology and Intelligent Information Processing (Grant No.2016-01-05), Research Foundation for  ... 
doi:10.12928/telkomnika.v15i1.3878 fatcat:th2r2xzsqvgulelvybjnbxzggm

Dynamic workload management in heterogeneous Cloud computing environments

Qi Zhang, Raouf Boutaba
2014 2014 IEEE Network Operations and Management Symposium (NOMS)  
Heterogeneity-Aware Capacity Provisioning • Energy cost is an important concern in data centers • Accounts for 12% of operational cost [Gartner Report 2010] • Governments policies for building energy-efficient  ...  "Green") computing platform • Dynamic Capacity Provisioning (DCP) • Minimize energy cost by turning off servers • An idle server consumes as much as 60% of its peak energy demand • Limitations of existing  ...  . • Using an overprovisioning factor • Padding to handle risks • Faster reconfiguration rate • Reasonable since reconfiguration cost is considered 50 Reconfiguration Costs • Wear-and-Tear cost is 0.5  ... 
doi:10.1109/noms.2014.6838288 dblp:conf/noms/ZhangB14 fatcat:qlhsggqzdza6bd4mkcn4sy7f5i

Improved Multi-Core Real-time Task Scheduling of Reconfigurable Systems with Energy Constraints

Hamza Chniter, Olfa Mosbahi, Mohamed Khalgui, Mengchu Zhou, Zhiwu Li
2020 IEEE Access  
This paper deals with the scheduling of real-time periodic tasks executed on heterogeneous multicore platforms. Each processor is composed of a set of multi-speed cores with limited energy resources.  ...  Accordingly, an integer linear program (ILP) is formulated to encode the execution model that assigns tasks to different cores with optimal energy consumption, thereby realizing energy-efficient computing  ...  A hardware implementation of a dynamic communication-aware scheduler is proposed in [24] .  ... 
doi:10.1109/access.2020.2990973 fatcat:rd4yxrxgbffpjc5tlo22yooi3i

A Fuzzy Logic Reconfiguration Engine for Symmetric Chip Multiprocessors

Muhammad Yasir Qadri, Klaus D. McDonald-Maier
2010 2010 International Conference on Complex, Intelligent and Software Intensive Systems  
This paper presents a novel fuzzy logic reconfiguration engine (FLRE) for coarse grain MPSoC reconfiguration that facilitates to identify an optimum balance between power and performance of the system.  ...  The system selects an optimal configuration of Level 1 / Level 2 cache size and Associativity, processor operating frequency and voltage, the number of cores based on miss rate, and energy and throughput  ...  Future work will see dynamic thread scheduling applied to the system for it to be able to reconfigure while executing a task.  ... 
doi:10.1109/cisis.2010.66 dblp:conf/cisis/QadriM10 fatcat:eemedvmphbbsbcmbzlcj4gzwna

Cross-layer design of reconfigurable cyber-physical systems

M. Masin, F. Palumbo, H. Myrhaug, J. A. de Oliveira Filho, M. Pastena, M. Pelcat, L. Raffo, F. Regazzoni, A. A. Sanchez, A. Toffetti, E. de la Torre, K. Zedda
2017 Design, Automation & Test in Europe Conference & Exhibition (DATE), 2017  
On the other hand, state based stochastic algebraic and differential inequalities are suited to represent a large class of dynamic systems.  ...  well as the environment are kept into consideration along with the properties that have to be addressed. • a multi-layer runtime adaptation strategy for CPS, embodied within a high-level self-adaptation  ...  It provides several back-ends for HW and SW code generation. 1) Backend for runtime energy estimation on multi-core based on performance monitoring counters (PMC), for energy-aware SW reconfiguration purposes  ... 
doi:10.23919/date.2017.7927088 dblp:conf/date/MasinPMFPPRRSTT17 fatcat:tsn66di7ozaarnxyttbtne4oji

Facilitating Easier Access to FPGAs in the Heterogeneous Cloud Ecosystems

Umar Ibrahim Minhas, Roger Woods, Georgios Karakonstantis
2019 Zenodo  
For FPGAs, this also requires reconsideration of scheduling policies and reconfiguration methods with an aim to integrate software-based approaches as well as optimizations for broader workload sizes.  ...  Proposed considerations are evaluated using various configuration techniques for a number of applications.  ...  efforts used for GPUs. • Inclusion of multiple reconfiguration methods into scheduling model for task size aware selection of the reconfiguration method.  ... 
doi:10.5281/zenodo.2586984 fatcat:j5g4ajku3rcmhmeujzzuafou4a

Automatic cache partitioning and time-triggered scheduling for real-time MPSoCs

Gang Chen, Biao Hu, Kai Huang, Alois Knoll, Kai Huang, Di Liu, Todor Stefanov
2014 2014 International Conference on ReConFigurable Computing and FPGAs (ReConFig14)  
How to manage the shared cache for real-time multi-core systems in order to optimize the system performance while guaranteeing the system predictability is still an open issue.  ...  Shared cache in modern multi-core systems has been considered as one of the major factors that degrade system predictability and performance.  ...  This paper tackles schedule-aware cache managment scheme for real-time MPSoCs.  ... 
doi:10.1109/reconfig.2014.7032502 dblp:conf/reconfig/ChenH0KHLS14 fatcat:43uxjzroqzchloxppdwclv2c7a

Facilitating Easier Access to FPGAs in the Heterogeneous Cloud Ecosystems

Umar Minhas, Roger Woods, Georgios Karakonstantis
2018 2018 28th International Conference on Field Programmable Logic and Applications (FPL)  
For FP-GAs, this also requires reconsideration of scheduling policies and reconfiguration methods with an aim to integrate software-based approaches as well as optimizations for broader workload sizes.  ...  Proposed considerations are evaluated using various configuration techniques for a number of applications.  ...  efforts used for GPUs. • Inclusion of multiple reconfiguration methods into scheduling model for task size aware selection of the reconfiguration method.  ... 
doi:10.1109/fpl.2018.00083 dblp:conf/fpl/MinhasWK18 fatcat:z2hsqubwavax7ftepbqvurks7m

Author Index

2008 2008 IEEE International Symposium on Parallel and Distributed Processing  
Scheduling ProActive Activities with an XPDL-based Workflow Engine Tripathi, Jyotirmaya VT-ASOS: Holistic System Software Customization for Many Cores Trivedi, Kishor Achieving and Assuring High Availability  ...  A Survey of Concurrent Priority Queue Algorithms Duato, José A Simple Power-Aware Scheduling for Multicore Systems When Running Real-Time Applications Epoch-Based Reconfiguration: Fast, Simple, and Effective  ... 
doi:10.1109/ipdps.2008.4536576 fatcat:7unikf5ywjhjtdd6xtrmcom3gq

Reconfigurable cache for real-time MPSoCs: Scheduling and implementation

Gang Chen, Biao Hu, Kai Huang, Alois Knoll, Kai Huang, Di Liu, Todor Stefanov, Feng Li
2016 Microprocessors and microsystems  
How to manage the shared cache for real-time multi-core systems in order to optimize the system performance while guaranteeing the system predictability is an open issue.  ...  Shared cache in modern multi-core systems has been considered as one of the major factors that degrade system predictability and performance.  ...  Based on the proposed dynamic partitioned cache memory, we tackle schedule-aware cache management scheme for realtime multi-core system.  ... 
doi:10.1016/j.micpro.2015.11.020 fatcat:paful55lavd3rbabcz6x7uf2aa

CATA: Criticality Aware Task Acceleration for Multicore Processors

Emilio Castillo, Miquel Moreto, Marc Casas, Lluc Alvarez, Enrique Vallejo, Kallia Chronaki, Rosa Badia, Jose Luis Bosque, Ramon Beivide, Eduard Ayguade, Jesus Labarta, Mateo Valero
2016 2016 IEEE International Parallel and Distributed Processing Symposium (IPDPS)  
32-core system.  ...  Criticality aware task schedulers can benefit from these opportunities by scheduling tasks to the most appropriate cores.  ...  Runtime system support for Criticality-Aware Task Acceleration (CATA) using DVFS reconfigurations.  ... 
doi:10.1109/ipdps.2016.49 dblp:conf/ipps/CastilloMCA0CBB16 fatcat:wwalogue7zek3dofrmvrc4cdku

Scheduling Based Energy Optimization Technique

Sampath Nayak
2020 International Journal for Research in Applied Science and Engineering Technology  
An offline thermal aware scheduling algorithm is proposed for improvement in multi core embedded system in case of energy, reliability and performance of a multi core system has been introduced.  ...  At the operating system level, multi-core and multiprocessor system on chip started a new computing era but brought various twofold scheduling challenges in current developed thermal aware algorithms for  ...  is really efficient for saving energy for various applications and also used evaluate the impact of GPU DVFS on application power consumption when an application is in running state and also consider  ... 
doi:10.22214/ijraset.2020.6152 fatcat:ya3djnmi25fcnjfahfei2djv4a
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