Filters








4,965 Hits in 4.3 sec

Energy-Efficient Optimal Real-Time Scheduling on Multiprocessors

Kenji Funaoka, Shinpei Kato, Nobuyuki Yamasaki
2008 2008 11th IEEE International Symposium on Object and Component-Oriented Real-Time Distributed Computing (ISORC)  
Optimal real-time scheduling is effective to not only schedulability improvement but also energy efficiency for real-time systems.  ...  In this paper, we propose real-time static voltage and frequency scaling (RT-SVFS) techniques based on an optimal real-time scheduling algorithm for multiprocessors.  ...  This paper is the first work that realizes both optimal real-time scheduling and theoretically optimal RT-SVFS on multiprocessors.  ... 
doi:10.1109/isorc.2008.19 dblp:conf/isorc/FunaokaKY08 fatcat:st5ucepknvbglflnsjaykv5ybq

An Overhead-Aware Optimal Energy-Efficient Real-Time Scheduling Algorithm on Multiprocessors

Dong-Song ZHANG, Fei WU, Fang-Yuan CHEN, Tong WU, De-Ke GUO, Shi-Yao JIN
2012 Chinese Journal of Computers  
doi:10.3724/sp.j.1016.2012.01297 fatcat:r2ze2ojht5dyrmpoo33ip2vqa4

E-Token Energy-Aware Proportionate Sharing Scheduling Algorithm for Multiprocessor Systems

Pasupuleti Ramesh, Uppu Ramachandraiah
2017 Wireless Communications and Mobile Computing  
The algorithm is simulated by using the real-time simulator (RTSIM) and the results are tested.  ...  Energy efficiency is commonly carried out by using proportionate fair scheduler. This introduces abnormal overloading effect.  ...  In this scheduling the energy efficiency is achieved through the task allocation based on its energy consumption.  ... 
doi:10.1155/2017/8382026 fatcat:a5pl6yr54zelxktr3bgn66vgbe

Optimization of Energy Consumption for Task Scheduling on Uni-Processor and Multiprocessor for Step Topology under Distributed Environment

Kamlesh Kumar, Vipin Saxena
2017 International Journal of Computer Applications  
Optimization of energy consumption reduces the overall cost of transfer of data.  ...  A well known Hungarian methodology is used for optimization of the overall energy.  ...  Wang et al [2] have described an algorithm for energy optimization method. Authors used dynamic reconfiguration in real time scheduling for multitasking systems.  ... 
doi:10.5120/ijca2017913244 fatcat:u6qao2bjiveazhlfdxp4orp3ra

Reliability-Driven Energy-Efficient Task Scheduling for Multiprocessor Real-Time Systems

Tongquan Wei, Xiaodao Chen, Shiyan Hu
2011 IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems  
This paper proposes a reliability-driven task scheduling scheme for multiprocessor real-time embedded systems that optimizes system energy consumption under stochastic fault occurrences.  ...  Experimental results have demonstrated that the proposed reliability-driven parallel scheduling scheme achieves energy savings of more than 15% when compared to the approach of designing for the corner  ...  This paper proposes a reliability-driven energy-efficient task scheduling scheme for real-time homogeneous or heterogeneous multiprocessor embedded systems that optimizes system energy consumption under  ... 
doi:10.1109/tcad.2011.2160178 fatcat:mos6koswrbgpdfrn6xvxqyy6ca

A scheduling algorithm to reduce the static energy consumption of multiprocessor real-time systems

Vincent Legout, Mathieu Jan, Laurent Pautet
2013 Proceedings of the 21st International conference on Real-Time Networks and Systems - RTNS '13  
Simulations show that the energy consumption while processors are idle is dramatically reduced with our solution compared to existing multiprocessor real-time scheduling algorithms.  ...  Energy consumption of real-time embedded systems is a growing concern.  ...  This scheduling approach based on linear programming has been used in [25] to compute offline a partial but valid schedule. It builds global optimal real-time multiprocessor scheduling algorithms.  ... 
doi:10.1145/2516821.2516839 dblp:conf/rtns/LegoutJP13 fatcat:kgajoetpfnhoblod6juvxhce4a

Energy-Efficient Real-Time Task Scheduling in Multiprocessor DVS Systems

Jian-Jia Chen, Chuan-Yue Yang, Tei-Wei Kuo, Chi-Sheng Shih
2007 2007 Asia and South Pacific Design Automation Conference  
This paper summarizes our work on several important issues in energy-efficient scheduling for real-time tasks in multiprocessor DVS systems.  ...  Moreover, while many chip makers are releasing multi-core chips and multiprocessor system-on-a-chips (SoCs), multiprocessor platforms for different applications become even more popular.  ...  Leakage-Aware Energy-Efficient Scheduling for Homogeneous Multiprocessor Systems This section explores energy-efficient scheduling of periodic real-time tasks for homogeneous multiprocessor systems with  ... 
doi:10.1109/aspdac.2007.358009 dblp:conf/aspdac/ChenYKS07 fatcat:uahw3yavarbg7o26mypgw5wtyq

Machine Learning support Energy Aware Efficient Multiprocessors Mapping of Real Time tasks

Shahira M. Habashy
2019 Zenodo  
This decision is based on a number of criteria including the current task period and deadline, and the available processors' current utilization.  ...  Comparing our ANN model throughput to other conventional schedulers shows comparable throughput with round robin schedulers.  ...  Energy Aware Neural Network Scheduling and Mapping Model (EANNSM) Multiprocessor real-time scheduling intent to implement a task set belong to an application, using the given multiprocessor system, such  ... 
doi:10.5281/zenodo.3252967 fatcat:vvopcz6rtrfifga6fvhogr4ivq

Enhanced PSO Approach for Real Time Systems Scheduling

Medhat Awadalla, Abdullah Elewi
2016 Journal of clean energy technologies  
This paper addresses the problem of energy-aware static partitioning of periodic real time tasks on heterogeneous multiprocessor platforms.  ...  Systems as asymmetric multiprocessor platforms are considered power-efficient multiprocessor architectures, efficient task partitioning (assignment) and play a crucial role in achieving more energy efficiency  ...  His research interests include multiprocessor scheduling, sensor networks and real time system.  ... 
doi:10.7763/ijcte.2016.v8.1059 fatcat:lh5icwybm5fs7crm5xpg4dox3u

Dynamic voltage and frequency scaling for optimal real-time scheduling on multiprocessors

Kenji Funaoka, Akira Takeda, Shinpei Kato, Nobuyuki Yamasaki
2008 2008 International Symposium on Industrial Embedded Systems  
Optimal real-time scheduling is effective to not only schedulability improvement but also energy efficiency for the systems.  ...  In this paper, real-time dynamic voltage and frequency scaling (RT-DVFS) techniques based on the theoretically optimal realtime static voltage and frequency scaling (RT-SVFS) techniques proposed in our  ...  Our RT-SVFS techniques [16] are the first work which leverages optimal realtime scheduling on multiprocessors. No RT-DVFS technique based on optimal real-time scheduling is presented heretofore.  ... 
doi:10.1109/sies.2008.4577677 dblp:conf/sies/FunaokaTKY08 fatcat:62byhsq5effx3mgxygzom7kab4

Hybrid Scheduling Scheme for Real Time Systems

Medhat H A Awadalla
2016 INTERNATIONAL JOURNAL OF COMPUTERS & TECHNOLOGY  
This paper addresses the problem of energy-aware static partitioning of periodic real time tasks on heterogeneous multiprocessor platforms.  ...  Systems as asymmetric multiprocessor platforms are considered power-efficient multiprocessor architectures, efficient task partitioning (assignment) and play a crucial role in achieving more energy efficiency  ...  To handle real-time tasks on multiprocessor system, task utilization is considered instead of execution time and completion utilization is used.  ... 
doi:10.24297/ijct.v15i6.1584 fatcat:v6zdc5bdjzb5vccu73a4vrj6wm

Energy Saving Approaches for Scheduling on Parallel Systems: A Review

Sunita Kushwaha, Sanjay Kumar
2016 International Journal of Computer Applications  
Scheduling is a method by which task accesses the resources of the parallel system. It is efficient to choose such a method by which one can get optimum schedule length with less energy consumption.  ...  In this paper, a survey on energy saving schemes is presented.  ...  Energy saving and optimal scheduling length are two important parameters in the process of achieving energy efficient scheduling.  ... 
doi:10.5120/ijca2016911798 fatcat:qwvt2inypnh6nbvf7rshf5sa3y

Adaptive Online Voltage Scaling Scheme Based on the Nash Bargaining Solution

Sungwook Kim
2011 ETRI Journal  
In an effort to reduce energy consumption, research into adaptive power management in real-time systems has become widespread.  ...  In this paper, a novel dynamic voltage scaling scheme is proposed for multiprocessor systems.  ...  The following are the important features of the proposed scheme: i) the ability to maintain energy efficiency as high as possible, ii) the ability to respond to current system situations based on the real-time  ... 
doi:10.4218/etrij.11.0110.0417 fatcat:qvi4fu7zazdrbpddci6ertbiuy

A Survey on Scheduling Approaches for Hard Real-Time Systems

Mehrin Rouhifar, Reza Ravanmehr
2015 International Journal of Computer Applications  
Second part contains the different heuristic and partitioned approaches for some specific factors of real-time systems such as energy consumption, dependability, performance, scheduling feasibility and  ...  Finally, the analysis and evaluation of the mentioned methods are shown based on the schedulability of task sets and efficiency.  ...  In studied paper, an optimal scheduling algorithm is proposed based on GA and is combined with information about the scheduling of real-time tasks to provide fault tolerance in multiprocessor environments  ... 
doi:10.5120/ijca2015907656 fatcat:na7u3dgqsjhphl253ecd22jkau

Power Efficient Scheduling Scheme based on PSO for Real Time Systems

Medhat HAAwadalla
2015 International Journal of Computer Applications  
It addresses the problem of energy-aware static partitioning of periodic real time tasks on heterogeneous multiprocessor platforms.  ...  Power efficient design of real-time embedded systems based on multi-processors becomes more important as system functionality is increasingly realized through heuristic approaches.  ...  The authors [7 ] have studied the energy-efficient scheduling on Intel's QuickIA heterogeneous prototype platform [8] .  ... 
doi:10.5120/19526-1157 fatcat:ht6m3m4a3vertiuyzoaoktv24e
« Previous Showing results 1 — 15 out of 4,965 results