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Thermal-Aware Global Real-Time Scheduling on Multicore Systems

Nathan Fisher, Jian-Jia Chen, Shengquan Wang, Lothar Thiele
2009 2009 15th IEEE Real-Time and Embedded Technology and Applications Symposium  
This paper explores thermal-aware scheduling for sporadic real-time tasks to minimize the peak temperature in a homogeneous multicore system.  ...  This paper explores thermal-aware scheduling for sporadic real-time tasks to minimize the peak temperature in a homogeneous multicore system, in which heat might transfer among some cores.  ...  In real-time systems, thermal-aware scheduling aims to maintain safe temperature levels or minimize the peak tem-perature for processors without violating timing constraints for real-time tasks.  ... 
doi:10.1109/rtas.2009.34 dblp:conf/rtas/FisherCWT09 fatcat:osek4tcxgbczzbxykjl5g4suyi

Thermal-aware global real-time scheduling and analysis on multicore systems

Nathan Fisher, Jian-Jia Chen, Shengquan Wang, Lothar Thiele
2011 Journal of systems architecture  
This paper explores thermalaware scheduling for sporadic real-time tasks to minimize the peak temperature in a homogeneous multicore system, in which heat might transfer among some cores.  ...  By deriving an ideally preferred speed for each core, we propose global scheduling algorithms which can exploit the flexibility of multicore platforms at low temperature.  ...  Given a system T of sporadic real-time tasks, the thermal-aware global scheduling problem is to find an assignment of execution speeds on the multicore system such that all the tasks may complete by their  ... 
doi:10.1016/j.sysarc.2010.09.010 fatcat:wkdwqztrsvhdhh4h3famzykm5a

Dynamic power management for thermal control of many-core real-time systems

Matthias Becker, Kristian Sandström, Moris Behnam, Thomas Nolte
2014 ACM SIGBED Review  
Embedded real-time systems are exposed to a changing ambient temperature and thus need to adapt their configuration in order to keep the individual core temperature below critical values.  ...  We propose two approaches, one global and one local approach, to redistribute the tasks and relive overheating cores during runtime.  ...  [11] propose a thermal aware scheduling algorithm for sporadic real-time tasks targeting homogeneous multicore systems with the goal to reduce peak temperature.  ... 
doi:10.1145/2692385.2692389 fatcat:ixnjv7qs2ra6pfr7hjhnraab7y

Topology-aware reliability optimization for multiprocessor systems

Jie Meng, Fulya Kaplan, Mingyu Hsieh, Ayse K. Coskun
2012 2012 IEEE/IFIP 20th International Conference on VLSI and System-on-Chip (VLSI-SoC)  
In this work, we propose a topology-aware workload allocation policy to optimize the reliability of multi-chip multicore systems at runtime.  ...  While dynamic thermal management techniques can effectively constrain the chip temperature, most prior work has focused on temperature and reliability optimization of a single processor.  ...  the reliability of a real-life multi-chip multicore system.  ... 
doi:10.1109/vlsi-soc.2012.7332108 fatcat:e3syinnh55g5pmvhltknyhluhm

Topology-aware reliability optimization for multiprocessor systems

Jie Meng, Fulya Kaplan, Mingyu Hsieh, Ayse K. Coskun
2012 2012 IEEE/IFIP 20th International Conference on VLSI and System-on-Chip (VLSI-SoC)  
In this work, we propose a topology-aware workload allocation policy to optimize the reliability of multi-chip multicore systems at runtime.  ...  While dynamic thermal management techniques can effectively constrain the chip temperature, most prior work has focused on temperature and reliability optimization of a single processor.  ...  the reliability of a real-life multi-chip multicore system.  ... 
doi:10.1109/vlsi-soc.2012.6379037 dblp:conf/vlsi/MengKHC12 fatcat:swjo3cf7bje3zoc4o72vmh3b2m

Guest Editors' Introduction

Edoardo Fusella, Mahdi Nikdast, Ian O'Connor, José Flich, Sudeep Pasricha
2019 ACM Journal on Emerging Technologies in Computing Systems  
conflict and a thermal-aware test scheduling technique to test cores in 2D as well as 3D stacked NoC-based multicore systems.  ...  In the next article, "Thermal-Aware Test Scheduling Strategy for Network-on-Chip-Based Systems," Kanchan et al. present a preemptive test scheduling technique to improve the test time by reducing resource  ... 
doi:10.1145/3296021 fatcat:eyv5pf6fwncqhoiyvhgxctuhbe

Dynamic thermal management in 3D multicore architectures

A.K. Coskun, J.L. Ayala, D. Atienza, T.S. Rosing, Y. Leblebici
2009 2009 Design, Automation & Test in Europe Conference & Exhibition  
We then propose a dynamic thermally-aware job scheduling technique for 3D systems to reduce the thermal problems at very low performance cost.  ...  In this work, we first investigate how the existing thermal management, power management and job scheduling policies affect the thermal behavior in 3D chips.  ...  We have proposed a novel low-cost technique, Adapt3D, for dynamic thermally-aware job scheduling in 3D systems.  ... 
doi:10.1109/date.2009.5090885 dblp:conf/date/CoskunAARL09 fatcat:zgjy6b6glnbhdgayxjkbkkzaim

High-Performance Energy-Efficient Multicore Embedded Computing

A. Munir, S. Ranka, A. Gordon-Ross
2012 IEEE Transactions on Parallel and Distributed Systems  
The increase in on-chip transistor density exacerbates power/thermal issues in embedded systems, which necessitates novel hardware/software power/thermal management techniques to meet the ever-increasing  ...  With Moore's law supplying billions of transistors on-chip, embedded systems are undergoing a transition from single-core to multicore to exploit this high-transistor density for high performance.  ...  One of the major challenges in using multicore embedded systems for real-time applications is timing unpredictability due to core contention for on-chip shared resources (e.g., level two (L2) or level  ... 
doi:10.1109/tpds.2011.214 fatcat:vagqmojdsjevvc2u2ewqrcjjpq

Special section on advances in methods for adaptive multicore systems

Amir-Mohammad Rahmani, Pasi Liljeberg, Juha Plosila, Hannu Tenhunen
2014 Journal of Supercomputing  
The large amount of cores requires an intelligent power manager and the high chip and core density requires increased thermal awareness to avoid thermal hotspots on the chip.  ...  ., in their article entitled "Scheduling parallel jobs on multicore clusters using CPU oversubscription" propose a job scheduling strategy that improves the overall performance and maximizes resource utilization  ... 
doi:10.1007/s11227-014-1217-7 fatcat:pboxlhq5ajcx7jvb5li3f7c6va

A Novel Approach in Scheduling Of the Real- Time Tasks In Heterogeneous Multicore Processor with Fuzzy Logic Technique For Micro-grid Power Management

Lavanya Dhanesh, P. Murugesan
2018 International Journal of Power Electronics and Drive Systems  
Scheduling of tasks based on real time requirement is a major issue in the heterogeneous multicore systemsfor micro-grid power management .  ...  Realtime tasks generally have different execution time and dead line.  ...  Figure 1 . 1 LATA system design flow chart. A 83 Figure 2 . 832 Novel Approach in Scheduling Of the Real-Time Tasks In Heterogeneous Multicore… (Lavanya Dhanesh) Latency hiding on node E.  ... 
doi:10.11591/ijpeds.v9.i1.pp80-88 fatcat:ucvno7g7k5h6zhbhbbkeqlxmii

Enhancing Energy Efficiency in Temperature Controlled Dynamic Scheduling Technique for Multi Processing System on Chip

2019 Sukkur IBA journal of emerging technologies  
The proposed technique also considers various thermal values by consulting the previous priorities of task on multicore systems.  ...  the major concern of the multicore devices for this a thermal aware scheduling algorithm has been proposed that consider the migration of load from higher state to that of lower state and considers all  ...  In real-time embedded systems the overall accuracy of the system depends on both the useful accuracy of the system and also on time constraints.  ... 
doi:10.30537/sjet.v2i2.477 fatcat:33ndfg74jbbwpjapddg5sf7aci

Thermal-Aware Real-Time Task Schedulabilty test for Energy and Power System Optimization using Homogeneous Cache Hierarchy of Multi-core Systems

Hamayun Khan
2019 JOURNAL OF MECHANICS OF CONTINUA AND MATHEMATICAL SCIENCES  
The proposed technique also considers various thermal values by consulting the previous priorities of task on multicore systems.  ...  the major concern of the multicore devices for this a thermal aware scheduling algorithm has been proposed that consider the migration of load from higher state to that of lower state and considers all  ...  In real-time embedded systems the overall accuracy of the system depends on both the useful accuracy of the system and also on timing constraints.  ... 
doi:10.26782/jmcms.2019.08.00036 fatcat:pezuaarklbbj7pnaaiwjrgoe4a

Proactive temperature management in MPSoCs

Ayse Kivilcim Coskun, Tajana Simunic Rosing, Kenny C. Gross
2008 Proceeding of the thirteenth international symposium on Low power electronics and design - ISLPED '08  
In this work, we propose a proactive thermal management approach, which estimates the future temperature using regression, and allocates workload on a multicore system to reduce and balance the temperature  ...  Preventing thermal hot spots and large temperature variations on the die is critical for addressing the challenges in system reliability, performance, cooling cost and leakage power.  ...  In multicore systems, optimizing power-aware scheduling with timing and performance constraints introduces high complexity, as multicore scheduling is an NP-complete problem.  ... 
doi:10.1145/1393921.1393966 dblp:conf/islped/CoskunRG08 fatcat:6j4kgli3kfatrogb6h4yvybmmy

Traffic-aware power optimization for network applications on multicore servers

Jilong Kuang, Laxmi Bhuyan, Raymond Klefstad
2012 Proceedings of the 49th Annual Design Automation Conference on - DAC '12  
In this paper, we design, implement, and evaluate a traffic-aware and power-efficient multicore server system by translating incoming traffic rate to appropriate system operating level, which is then translated  ...  Results on an AMD machine with two Quad-Core Opteron 2350 processors for six real network applications chosen from NetBench [19] show that our scheme reduces power consumption by an average of 41.0% compared  ...  Task scheduling module appropriately schedules packets in the global queue to active cores in our system.  ... 
doi:10.1145/2228360.2228541 dblp:conf/dac/KuangBK12 fatcat:zo5wkzusszfz7p6fnbmwxbqhyy

Smartlocks

Jonathan Eastep, David Wingate, Marco D. Santambrogio, Anant Agarwal
2010 Proceeding of the 7th international conference on Autonomic computing - ICAC '10  
Adaptive, or self-aware, computing has been proposed as one method to help application and system programmers confront this complexity.  ...  This paper introduces a self-aware synchronization library for multicores and asymmetric multicores called Smartlocks.  ...  They have been called adaptive, self-tuning, self-optimizing, autonomic, and organic systems, and they have been applied to a broad range of systems including embedded, real-time, desktop, server, and  ... 
doi:10.1145/1809049.1809079 dblp:conf/icac/EastepWSA10 fatcat:pe4llyq6irehzisczu6wznb7ja
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