International Conference on Green Computing最新文献

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Power management in multicore systems-on-chip 片上多核系统的电源管理
International Conference on Green Computing Pub Date : 2010-08-15 DOI: 10.1109/GREENCOMP.2010.5598271
R. Marculescu
{"title":"Power management in multicore systems-on-chip","authors":"R. Marculescu","doi":"10.1109/GREENCOMP.2010.5598271","DOIUrl":"https://doi.org/10.1109/GREENCOMP.2010.5598271","url":null,"abstract":"Nowadays, many embedded systems ranging from set-top boxes to mobile phones and PDAs are designed using complex multicore SoC platforms. For such platforms, the abundance of the computational resources places tremendous demands on the communication infrastructure. Consequently, the power management techniques suitable for such multicore platforms need to be driven by the concept of “network” which lies at the forefront of multicore processing.","PeriodicalId":262148,"journal":{"name":"International Conference on Green Computing","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125413989","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Quantifying the environmental advantages of large-scale computing 量化大规模计算的环境优势
International Conference on Green Computing Pub Date : 2010-08-15 DOI: 10.1109/GREENCOMP.2010.5598304
Vlasia Anagnostopoulou, Heba Saadeldeen, F. Chong
{"title":"Quantifying the environmental advantages of large-scale computing","authors":"Vlasia Anagnostopoulou, Heba Saadeldeen, F. Chong","doi":"10.1109/GREENCOMP.2010.5598304","DOIUrl":"https://doi.org/10.1109/GREENCOMP.2010.5598304","url":null,"abstract":"The practical advantages of pay-as-you-go, scalable computing have made large-scale cloud computing services an appealing option for many consumers. At the same time, large-scale datacenters have attracted attention as one of the fastest growing segments of carbon production. In this paper, we attempt to quantify the footprint of various sizes of datacenters in the context of two popular types of small-scale business applications (represented by TPC-C and TPC-H). We evaluate energy, materials and cost as systems scale, accounting for infrastructure, provisioning for future growth, and underutilized resources.","PeriodicalId":262148,"journal":{"name":"International Conference on Green Computing","volume":"77 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129181922","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Energy efficiency in data centers and cloud-based multimedia services: An overview and future directions 数据中心和基于云的多媒体服务的能源效率:概述和未来方向
International Conference on Green Computing Pub Date : 2010-08-15 DOI: 10.1109/GREENCOMP.2010.5598292
Hang Yuan, C.-C. Jay Kuo, I. Ahmad
{"title":"Energy efficiency in data centers and cloud-based multimedia services: An overview and future directions","authors":"Hang Yuan, C.-C. Jay Kuo, I. Ahmad","doi":"10.1109/GREENCOMP.2010.5598292","DOIUrl":"https://doi.org/10.1109/GREENCOMP.2010.5598292","url":null,"abstract":"The expanding scale and density of data centers has made their power consumption an imperative issue. Data center energy management has become of unprecedented importance not only from an economic perspective but also for environment conservation. The recent surge in the popularity of cloud computing for providing rich multimedia services has further necessitated the need to consider energy consumption. Moreover, a recent phenomenon has been the astounding increase in multimedia data traffic over the Internet, which in turn is exerting a new burden on the energy resources. This paper provides a comprehensive overview of the techniques and approaches in the fields of energy efficiency for data centers and large-scale multimedia services. The paper also highlights important challenges in designing and maintaining green data centers and identifies some of the opportunities in offering green streaming service in cloud computing frameworks.","PeriodicalId":262148,"journal":{"name":"International Conference on Green Computing","volume":"57 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127847209","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 69
A new approach for energy management in user-centric applications 以用户为中心的应用中能源管理的新方法
International Conference on Green Computing Pub Date : 2010-08-15 DOI: 10.1109/GREENCOMP.2010.5598257
V. Moshnyaga
{"title":"A new approach for energy management in user-centric applications","authors":"V. Moshnyaga","doi":"10.1109/GREENCOMP.2010.5598257","DOIUrl":"https://doi.org/10.1109/GREENCOMP.2010.5598257","url":null,"abstract":"Energy reduction has become an important design problem. Although most of consumer electronic systems are user centric, existing energy management methods are device centric. These methods either assume unchangeable operational environment or rely on very simplified policies, which eventually lead to large energy losses. In this paper, we present a new energy management approach that allows systems to monitor their users for energy saving. We discuss applications of this approach in personal computers, TV sets and home automation system and show the experimental results.","PeriodicalId":262148,"journal":{"name":"International Conference on Green Computing","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132442376","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Towards integrated circuit thermal profiling for reduced power consumption: Evaluation of distributed sensing techniques 面向降低功耗的集成电路热分析:分布式传感技术的评估
International Conference on Green Computing Pub Date : 2010-08-15 DOI: 10.1109/GREENCOMP.2010.5598276
Andres Kwasinski, D. Kudithipudi
{"title":"Towards integrated circuit thermal profiling for reduced power consumption: Evaluation of distributed sensing techniques","authors":"Andres Kwasinski, D. Kudithipudi","doi":"10.1109/GREENCOMP.2010.5598276","DOIUrl":"https://doi.org/10.1109/GREENCOMP.2010.5598276","url":null,"abstract":"Reducing the power consumption in integrated circuits will require the use of several techniques, many of which depends on accurate on-chip temperature measurement. Simultaneously, power consumption can be reduced by using smaller integration scales of System-on-Chip (SoC). This will require a comprehensive solution to the ensuing more frequent problems of reliability-related events. This paper introduces the use of an on-chip sensor network to monitor reliability-related parameter and to adapt local chip components to ensure continuing efficient operation with reduced power consumption. The sensor network design is constrained to present a negligible footprint in terms of the chip internal bandwidth use, power consumption and number and area of integrated components. In this context, this paper considers the problem of monitoring the time evolution of the complete chip thermal profile. Different distributed sensing and source compression schemes that leverage on the physical properties of heat propagation and networking of sensors are evaluated in terms of bandwidth and power consumption saving potential. Simulation results show the potential for these techniques to provide useful savings in on-chip communication bandwidth. Considering strict implementation complexity constraints, distributed source coding through binning is the evaluated technique that shows best performance.","PeriodicalId":262148,"journal":{"name":"International Conference on Green Computing","volume":"21 2","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114052246","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Complexity scalable video encoding for power-aware applications 复杂可扩展的视频编码的功率感知应用程序
International Conference on Green Computing Pub Date : 2010-08-15 DOI: 10.1109/GREENCOMP.2010.5598281
Burak Solak, F. Labeau
{"title":"Complexity scalable video encoding for power-aware applications","authors":"Burak Solak, F. Labeau","doi":"10.1109/GREENCOMP.2010.5598281","DOIUrl":"https://doi.org/10.1109/GREENCOMP.2010.5598281","url":null,"abstract":"Mobile multimedia application design has taken precedence in the field of wireless communications due to the growing demand for mobile devices to perform multimedia functions. To sustain such high complexity and power hungry functions on battery-powered devices, power-aware concepts should be employed in the design of mobile multimedia applications. An effective power-aware design should serve two functions. The first is to lower overall power consumption with minimum impact on performance and the second is to adjust its power consumption rate to extend the battery life of its platform. In this paper, we tackle one of the most up-and-coming multimedia functions, video compression, by introducing a novel complexity-scalable video encoding framework for power-aware applications. The proposed video encoder embodies both functions of power-aware design. The complexity-scalability is maintained efficiently through a single control-parameter; and significant complexity reduction rates are achieved through a novel prediction scheme. The performance of the proposed design is demonstrated and compared with some of the existing complexity reduction and complexity scalability techniques.","PeriodicalId":262148,"journal":{"name":"International Conference on Green Computing","volume":"61 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123849612","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Performance evaluation and receiver front-end design for on-chip millimeter-wave wireless interconnect 片上毫米波无线互连性能评估及接收机前端设计
International Conference on Green Computing Pub Date : 2010-08-15 DOI: 10.1109/GREENCOMP.2010.5598263
Xinmin Yu, S. Sah, B. Belzer, D. Heo
{"title":"Performance evaluation and receiver front-end design for on-chip millimeter-wave wireless interconnect","authors":"Xinmin Yu, S. Sah, B. Belzer, D. Heo","doi":"10.1109/GREENCOMP.2010.5598263","DOIUrl":"https://doi.org/10.1109/GREENCOMP.2010.5598263","url":null,"abstract":"This paper illustrates the feasibility of designing a power-efficient millimeter-wave (mm-wave) transceiver for on-chip wireless communication networks. The performance of the on-chip wireless interconnect using mm-wave transceiver was evaluated through both theoretical analysis as well as system-level simulations in Simulink. To reduce the bit error rate degradation due to channel distortion, root-raised-cosine pulse shaping was performed. The simulation results were then used to define the design specifications of individual RF building blocks. Accordingly, a low-power receiver front-end, consisting of a three-stage wideband LNA, and a single-balanced down-conversion mixer, was also designed. The LNA was implemented using a feed-forward structure to extend the bandwidth at no cost in power consumption. The supply voltage of the mixer was reduced to 0.6 V by eliminating the transistor stack. Simulation results showed that the receiver has a 3-dB bandwidth of 19.2 GHz, a peak gain of 26.5 dB, a noise figure lower than 7.8 dB, and an input P1dB of −28 dBm, while consuming only 11.6 mW.","PeriodicalId":262148,"journal":{"name":"International Conference on Green Computing","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121223703","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 22
Bridging the gap between complex software paradigms and power-efficient parallel architectures 弥合复杂软件范例和高效并行架构之间的鸿沟
International Conference on Green Computing Pub Date : 2010-08-15 DOI: 10.1109/GREENCOMP.2010.5598285
K. Ibrahim
{"title":"Bridging the gap between complex software paradigms and power-efficient parallel architectures","authors":"K. Ibrahim","doi":"10.1109/GREENCOMP.2010.5598285","DOIUrl":"https://doi.org/10.1109/GREENCOMP.2010.5598285","url":null,"abstract":"Achieving extreme-scale computing requires power-efficiency of the computing elements. Power efficiency is usually achieved by cutting transistor budget from hardware structures that exploit locality such as caches and replacing them with software-managed local-store to maintain performance; it can also require removing hardware structures that exploit instruction level parallelism that is not well expressed in software, such as out-of-order execution units - leaving support only for vector execution units. Power efficiency generally leads to complicating software development. Heterogeneous systems provide a tradeoff that combines complex processor cores with power-efficient accelerators to handle multiple code types.","PeriodicalId":262148,"journal":{"name":"International Conference on Green Computing","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114268949","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Characterizing the energy consumption of data transfers and arithmetic operations on x86−64 processors 描述了x86−64处理器上数据传输和算术运算的能耗
International Conference on Green Computing Pub Date : 2010-08-15 DOI: 10.1109/GREENCOMP.2010.5598316
Daniel Molka, D. Hackenberg, R. Schöne, Matthias S. Müller
{"title":"Characterizing the energy consumption of data transfers and arithmetic operations on x86−64 processors","authors":"Daniel Molka, D. Hackenberg, R. Schöne, Matthias S. Müller","doi":"10.1109/GREENCOMP.2010.5598316","DOIUrl":"https://doi.org/10.1109/GREENCOMP.2010.5598316","url":null,"abstract":"The energy efficiency of computer systems is influenced by many interdependent aspects. To asses the efficiency, typical benchmarks characterized the total power consumption of a computer system under certain domain specific workloads. For example, in case of the SPECPower benchmark the workload is a typical web server specific Java application. The contribution of individual components is usually not considered in this class of benchmarks. The CPU makes the most significant contribution due to both its high peak power consumption and the high variability depending on the workload. Correlations of workload and energy consumption of parts of the processors are usually done with simulations rather than actual measurements. This is mainly a consequence of the limited time resolution of power meters that is usually orders of magnitude too low to observe variations in the time scale of microarchitectural events. Furthermore, it is usually not possible to solely measure power consumption of processors as they are supplied by multiple power lines that are not easily accessible and are often shared with other components. In this paper we present benchmarks and a measurement methodology that compensate for the time resolution of our power meter by applying a constant and well-defined workload to the system. Using this experimental setup we analyze x86−64 microarchitectures from AMD and Intel. We furthermore characterize the contribution of individual operations and data transfers to the total power consumption of the Intel system.","PeriodicalId":262148,"journal":{"name":"International Conference on Green Computing","volume":"216 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127752064","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 66
Demystifying energy consumption in Grids and Clouds 揭秘网格和云中的能源消耗
International Conference on Green Computing Pub Date : 2010-08-15 DOI: 10.1109/GREENCOMP.2010.5598295
Anne-Cécile Orgerie, L. Lefèvre, Jean-Patrick Gelas
{"title":"Demystifying energy consumption in Grids and Clouds","authors":"Anne-Cécile Orgerie, L. Lefèvre, Jean-Patrick Gelas","doi":"10.1109/GREENCOMP.2010.5598295","DOIUrl":"https://doi.org/10.1109/GREENCOMP.2010.5598295","url":null,"abstract":"Energy efficiency in large-scale distributed systems has recently emerged as a hot topic. This paper addresses some theoretical and experimental aspects of energy efficiency by putting in perspective some assumptions made in this domain and some observations and analyses. Based on some experimental results and measurements, we revisit and focus on some “truths” commonly assumed concerning the energy usage of servers, the links between resource load and consumed energy, the impact of ON/OFF models, and some wrong assumptions linking energy and virtualization.","PeriodicalId":262148,"journal":{"name":"International Conference on Green Computing","volume":"75 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130115633","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 79
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