Abstract
Traditional synchronous systems relied on a global clock to maintain synchronization have incurred problems in worst-case performance and power consumption. A self-timed system that does not depend on a global clock is one of the high-caliber candidates to solve such problems. In this paper, a probabilistic self-timed system model is studied, on which task execution time is represented by a random variable. This paper presents the fundamental properties on time behavior of the probabilistic self-timed system and establishes formulas to calculate its throughput. Then, using the results, efficient algorithms are designed to optimize system throughput and minimize energy consumption. Experimental results show that the throughput of self-timed systems optimized by our algorithms achieves 33.73% improvement compared with that of the optimized synchronous systems. Additionally, the proposed algorithms on minimizing energy can make a good performance-energy tradeoff, achieving 64.36% improvement on energy consumption with little reduction on performance.
| Original language | English |
|---|---|
| Title of host publication | Proceedings - 2015 IEEE 17th International Conference on High Performance Computing and Communications, 2015 IEEE 7th International Symposium on Cyberspace Safety and Security and 2015 IEEE 12th International Conference on Embedded Software and Systems, HPCC-CSS-ICESS 2015 |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 260-265 |
| Number of pages | 6 |
| ISBN (Electronic) | 9781479989362 |
| DOIs | |
| State | Published - 23 Nov 2015 |
| Externally published | Yes |
| Event | 17th IEEE International Conference on High Performance Computing and Communications, IEEE 7th International Symposium on Cyberspace Safety and Security and IEEE 12th International Conference on Embedded Software and Systems, HPCC-ICESS-CSS 2015 - New York, United States Duration: 24 Aug 2015 → 26 Aug 2015 |
Publication series
| Name | Proceedings - 2015 IEEE 17th International Conference on High Performance Computing and Communications, 2015 IEEE 7th International Symposium on Cyberspace Safety and Security and 2015 IEEE 12th International Conference on Embedded Software and Systems, HPCC-CSS-ICESS 2015 |
|---|
Conference
| Conference | 17th IEEE International Conference on High Performance Computing and Communications, IEEE 7th International Symposium on Cyberspace Safety and Security and IEEE 12th International Conference on Embedded Software and Systems, HPCC-ICESS-CSS 2015 |
|---|---|
| Country/Territory | United States |
| City | New York |
| Period | 24/08/15 → 26/08/15 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords
- Energy consumption
- Probabilistic self-timed system
- Throughput
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