2013 2nd International Workshop on Green and Sustainable Software (GREENS)最新文献

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Towards application-specific impact specifications and GreenSLAs 面向特定于应用程序的影响规范和greensla
2013 2nd International Workshop on Green and Sustainable Software (GREENS) Pub Date : 2013-05-20 DOI: 10.1109/GREENS.2013.6606422
C. Atkinson, T. Schulze
{"title":"Towards application-specific impact specifications and GreenSLAs","authors":"C. Atkinson, T. Schulze","doi":"10.1109/GREENS.2013.6606422","DOIUrl":"https://doi.org/10.1109/GREENS.2013.6606422","url":null,"abstract":"As the trend towards clouds and the delivery of software applications “as a service” continues, the importance of controlling, and if possible reducing, the environmental impact of the supporting data centers assumes ever more importance. However, increasing efficiency alone will not necessarily have the desired impact if computing service consumption levels grow out of control. Increased efficiency needs to be accompanied by responsible usage, which in turns requires users to be aware of the impact of their computing consumption choices. This paper makes a first step in this direction by proposing some techniques for making statements about the environmental impact of specific applications based on formal, but human readable, specifications of their functionality. It then shows how these techniques can be extended to support the definition of application specific, GreenSLAs (Service Level Agreements) which allow the contract between computing service suppliers and consumers to include constraints on the acceptable environmental impact (e.g. energy usage or CO2 emissions).","PeriodicalId":205991,"journal":{"name":"2013 2nd International Workshop on Green and Sustainable Software (GREENS)","volume":"28 25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114679678","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: 2
Energy-efficiency indicators for e-services 电子服务的能效指标
2013 2nd International Workshop on Green and Sustainable Software (GREENS) Pub Date : 2013-05-20 DOI: 10.1109/GREENS.2013.6606418
J. Arnoldus, Joris Gresnigt, Kay Grosskop, Joost Visser
{"title":"Energy-efficiency indicators for e-services","authors":"J. Arnoldus, Joris Gresnigt, Kay Grosskop, Joost Visser","doi":"10.1109/GREENS.2013.6606418","DOIUrl":"https://doi.org/10.1109/GREENS.2013.6606418","url":null,"abstract":"Great strides have been made to increase the energy efficiency of hardware, data center facilities, and network infrastructure. These Green IT initiatives aim to reduce energy-loss in the supply chain from energy grid to computing devices. However, the demand for computation comes from software applications that perform business services. Therefore, to measure and improve efficiency for entire systems, energy-efficiency indicators are needed at the level of services. We have designed an initial set of indicators for energy-efficiency of e-services and we have tested them on two e-government services of the Dutch national government. We explain how these indicators serve as a starting point for energy-optimization initiatives, supported by appropriate contractual agreements between service owners and suppliers.","PeriodicalId":205991,"journal":{"name":"2013 2nd International Workshop on Green and Sustainable Software (GREENS)","volume":"5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116642131","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: 9
A method for characterizing energy consumption in Android smartphones 一种表征Android智能手机能耗的方法
2013 2nd International Workshop on Green and Sustainable Software (GREENS) Pub Date : 2013-05-20 DOI: 10.1109/GREENS.2013.6606420
Luis Corral, Anton B. Georgiev, A. Sillitti, G. Succi
{"title":"A method for characterizing energy consumption in Android smartphones","authors":"Luis Corral, Anton B. Georgiev, A. Sillitti, G. Succi","doi":"10.1109/GREENS.2013.6606420","DOIUrl":"https://doi.org/10.1109/GREENS.2013.6606420","url":null,"abstract":"Cellular phones and tablets are ubiquitous, with a market penetration that is counted in millions of active users and units sold. The increasing computing capabilities and strict autonomy requirements on mobile devices drive a particular concern on energy utilization and optimization of this kind of equipment. In this paper, we investigate an approach to relate the energy consumption of smartphones with the operational status of the device, surveying parameters exposed by the operating system using an Android application. Our goal is to explore the means to expand the information that may help to produce more reliable measurements that can be used in further research for designing energy optimization profiles for mobile devices and identify optimization needs.","PeriodicalId":205991,"journal":{"name":"2013 2nd International Workshop on Green and Sustainable Software (GREENS)","volume":"31 3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114947008","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: 78
A systematic literature review for software sustainability measures 软件可持续性措施的系统文献综述
2013 2nd International Workshop on Green and Sustainable Software (GREENS) Pub Date : 2013-05-20 DOI: 10.1109/GREENS.2013.6606421
C. Calero, M. F. Bertoa, M. A. Moraga
{"title":"A systematic literature review for software sustainability measures","authors":"C. Calero, M. F. Bertoa, M. A. Moraga","doi":"10.1109/GREENS.2013.6606421","DOIUrl":"https://doi.org/10.1109/GREENS.2013.6606421","url":null,"abstract":"Nowadays, sustainability is a key factor that should be considered in the software quality models. It is increasingly important how environmentally friendly is a software product, both in its execution and during its development process. Therefore, we have proposed, in a previous work, a quality model (25010+S) an extension of the ISO/IEC 25010 standard by considering aspects of sustainability on its characteristics and sub-characteristics. However, in order to make the model useful, it is necessary to identify measures for each sub-characteristic and characteristic. For that reason, the objective of this paper is to carry out a Systematic Literature Review to discover the state-of-the art in software sustainability measures.","PeriodicalId":205991,"journal":{"name":"2013 2nd International Workshop on Green and Sustainable Software (GREENS)","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134064925","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: 62
Investigating the impacts of web servers on web application energy usage 调查web服务器对web应用程序能耗的影响
2013 2nd International Workshop on Green and Sustainable Software (GREENS) Pub Date : 2013-05-20 DOI: 10.1109/GREENS.2013.6606417
I. L. Gutiérrez, C. Sahin, J. Clause, L. Pollock, K. Winbladh
{"title":"Investigating the impacts of web servers on web application energy usage","authors":"I. L. Gutiérrez, C. Sahin, J. Clause, L. Pollock, K. Winbladh","doi":"10.1109/GREENS.2013.6606417","DOIUrl":"https://doi.org/10.1109/GREENS.2013.6606417","url":null,"abstract":"Software engineers make decisions about the design of the software they are creating on a daily basis. These decisions may impact the application in terms of efficiency, usability, flexibility, etc. Different competing design decisions are therefore often evaluated in terms of their projected impact on quality metrics prior to implementation. Recently energy has become a concern for software systems, ranging from mobile devices to large data centers. Additionally, it has been recognized that the software executing on a computing device can have a significant impact on the device's energy consumption. This raises the obvious question of whether or not it is possible to reduce the energy consumption of a software system by the means of software design decisions. This work examines how the use of different servers impacts the energy consumption of a web application. Through a controlled empirical experiment we have discovered several important findings in this regard. The results indicate that the energy consumption of a web application can vary greatly depending on the web server used to handle its requests. Furthermore, different web servers are more or less energy efficient depending on which web application features are being executed. The paper details an analysis of the results of the experiment.","PeriodicalId":205991,"journal":{"name":"2013 2nd International Workshop on Green and Sustainable Software (GREENS)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129275930","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: 18
Green software engineering with agile methods 采用敏捷方法的绿色软件工程
2013 2nd International Workshop on Green and Sustainable Software (GREENS) Pub Date : 2013-05-20 DOI: 10.1109/GREENS.2013.6606425
Markus Hirsch-Dick, J. Drangmeister, Eva Kern, Stefan Naumann
{"title":"Green software engineering with agile methods","authors":"Markus Hirsch-Dick, J. Drangmeister, Eva Kern, Stefan Naumann","doi":"10.1109/GREENS.2013.6606425","DOIUrl":"https://doi.org/10.1109/GREENS.2013.6606425","url":null,"abstract":"The energy consumption of information and communication technology (ICT) is still increasing. Since several concepts regarding hardware solutions for Green IT exist, the contribution of software to Green IT is still not well investigated. This comprises the production and the usage impact of software on energy consumption. In our paper, we discuss this contribution. Especially, we present a model that integrates Green IT aspects into software engineering processes with agile methods in order to produce “greener” software from scratch.","PeriodicalId":205991,"journal":{"name":"2013 2nd International Workshop on Green and Sustainable Software (GREENS)","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122099528","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: 52
Green software services: From requirements to business models 绿色软件服务:从需求到商业模式
2013 2nd International Workshop on Green and Sustainable Software (GREENS) Pub Date : 2013-05-20 DOI: 10.1109/GREENS.2013.6606415
S. Dustdar, Fei Li, Hong Linh Truong, Sanjin Sehic, Stefan Nastic, Soheil Qanbari, Michael Vögler, Markus Claessens
{"title":"Green software services: From requirements to business models","authors":"S. Dustdar, Fei Li, Hong Linh Truong, Sanjin Sehic, Stefan Nastic, Soheil Qanbari, Michael Vögler, Markus Claessens","doi":"10.1109/GREENS.2013.6606415","DOIUrl":"https://doi.org/10.1109/GREENS.2013.6606415","url":null,"abstract":"In recent years, green software research is gaining momentum because of the acute need for sustainable development. Most past research has been focused on the definitions, metrics and technical solutions for green software, but few has addressed green software from the business perspective. In this paper, we present the analysis on three key elements of Green Software Services (GSS)-stakeholders, their requirements, and business models. The stakeholders of GSS are detailed with the services each stakeholder can provide and consume, thus clarifying their interests to GSS. Based on this analysis, we present the domain-independent, high-level requirements to GSS that cover diverse needs of different stakeholders. Six business models are then proposed to promote collaborations of stakeholders on the delivery of GSS. In the end, the relationship between GSS and cloud is discussed and a GSS marketplace is envisioned.","PeriodicalId":205991,"journal":{"name":"2013 2nd International Workshop on Green and Sustainable Software (GREENS)","volume":"28 33","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132983222","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: 13
Energy-directed test suite optimization 能量导向测试套件优化
2013 2nd International Workshop on Green and Sustainable Software (GREENS) Pub Date : 2013-05-20 DOI: 10.1109/GREENS.2013.6606423
Ding Li, C. Sahin, J. Clause, William G. J. Halfond
{"title":"Energy-directed test suite optimization","authors":"Ding Li, C. Sahin, J. Clause, William G. J. Halfond","doi":"10.1109/GREENS.2013.6606423","DOIUrl":"https://doi.org/10.1109/GREENS.2013.6606423","url":null,"abstract":"Post-deployment in situ testing and validation techniques have become an important means of ensuring the reliability of mobile and embedded systems. However, these techniques do not take into consideration the amount of energy they consume, which is an issue of paramount concern for systems with limited energy budgets. In this paper we propose a new test suite minimization approach that allows developers to generate energy-efficient, minimized test suites. The approach is based on encoding minimization problems as integer linear programming problems. Our empirical evaluation shows that, compared to traditionally generated minimized test suites, the test suites generated by our approach are equally effective in terms of their test coverage, but can realize energy savings of up to 90 %.","PeriodicalId":205991,"journal":{"name":"2013 2nd International Workshop on Green and Sustainable Software (GREENS)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129442413","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: 15
Green web services: Improving energy efficiency in data centers via workload predictions 绿色web服务:通过工作量预测提高数据中心的能源效率
2013 2nd International Workshop on Green and Sustainable Software (GREENS) Pub Date : 2013-05-20 DOI: 10.1109/GREENS.2013.6606416
M. Menarini, Filippo Seracini, Xiang Zhang, T. Simunic, Ingolf Krüger
{"title":"Green web services: Improving energy efficiency in data centers via workload predictions","authors":"M. Menarini, Filippo Seracini, Xiang Zhang, T. Simunic, Ingolf Krüger","doi":"10.1109/GREENS.2013.6606416","DOIUrl":"https://doi.org/10.1109/GREENS.2013.6606416","url":null,"abstract":"Improving energy efficiency of data centers is an important research challenge. Web services are an important part of data centers' workload, and a large contributor to their energy footprint. This paper contributes an approach that, leveraging statistical data over web services usage patterns, dynamically predicts the resources required by the web service application. Our framework, SOPRA, uses these predictions to constantly adapt the allocation of resources to minimize the energy utilization of the data center. We demonstrate the viability of our approach by executing SOPRA over a synthetic workload. We compare the energy savings achieved by SOPRA with the traditional over allocation strategy and with the saving achievable by using a static predictor. Furthermore, we show how different service level agreements (SLA) influence the ability to save energy. The results of our experiments show that, with our workload, we can save up to 52.49% of energy over the over-allocation approach while a static prediction can only achieve a 44.78% saving. Moreover, our results show that the SLA has a high impact on energy savings. Using a more demanding SLA, the energy saving SOPRA was able to achieve was only 28.29%.","PeriodicalId":205991,"journal":{"name":"2013 2nd International Workshop on Green and Sustainable Software (GREENS)","volume":"2013 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121389337","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: 11
Seflab: A lab for measuring software energy footprints Seflab:一个测量软件能量足迹的实验室
2013 2nd International Workshop on Green and Sustainable Software (GREENS) Pub Date : 2013-05-20 DOI: 10.1109/GREENS.2013.6606419
M. Ferreira, Eric Hoekstra, B. Merkus, Bram Visser, Joost Visser
{"title":"Seflab: A lab for measuring software energy footprints","authors":"M. Ferreira, Eric Hoekstra, B. Merkus, Bram Visser, Joost Visser","doi":"10.1109/GREENS.2013.6606419","DOIUrl":"https://doi.org/10.1109/GREENS.2013.6606419","url":null,"abstract":"Hardware dissipates energy because software tells it to. But attributing hardware energy usage to particular software functions is complicated due to distribution, resource sharing, and layering of software. To enable research on energy usage attribution, we have created the Software Energy Footprint Lab. We explain the experimental setup offered by the lab and the measurement and analysis methodology that it supports. We also describe some preliminary results aimed at deciphering hardware dissipation profiles for various types of servers under various forms of software stress. Finally, we provide an outlook of how energy footprint measurements can contribute to a body of knowledge on software-level energy optimization.","PeriodicalId":205991,"journal":{"name":"2013 2nd International Workshop on Green and Sustainable Software (GREENS)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130284819","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: 45
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