2013 IEEE Sixth International Conference on Cloud Computing最新文献

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Smart CloudBench -- Automated Performance Benchmarking of the Cloud 智能CloudBench——云的自动性能基准测试
2013 IEEE Sixth International Conference on Cloud Computing Pub Date : 2013-06-28 DOI: 10.1109/CLOUD.2013.7
Mohan Baruwal Chhetri, S. Chichin, Quoc Bao Vo, R. Kowalczyk
{"title":"Smart CloudBench -- Automated Performance Benchmarking of the Cloud","authors":"Mohan Baruwal Chhetri, S. Chichin, Quoc Bao Vo, R. Kowalczyk","doi":"10.1109/CLOUD.2013.7","DOIUrl":"https://doi.org/10.1109/CLOUD.2013.7","url":null,"abstract":"As the rate of cloud computing adoption grows, so does the need for consumption assistance. Enterprises that are looking to migrate their IT systems to the cloud, would like to quickly identify providers that offer resources with the most appropriate pricing and performance levels to match their specific business needs. However, no two vendors offer the same resource configurations, pricing and provisioning models, making the task of selecting appropriate computing resources complex, time-consuming and expensive. In this paper, we present Smart CloudBench - a platform that automates the performance benchmarking of cloud infrastructure, helping potential consumers quickly identify the cloud providers that can deliver the most appropriate price/performance levels to meet their specific requirements. Users can estimate the actual performance of the different cloud platforms by testing representative benchmark applications under representative load conditions. Experimentation using the prototype implementation shows that higher price does not necessarily translate to better or more consistent performance, and benchmarking results can provide more information to help enterprises make better informed decisions.","PeriodicalId":218844,"journal":{"name":"2013 IEEE Sixth International Conference on Cloud Computing","volume":"34 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125772870","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: 40
A Declarative Environment for Automatic Performance Evaluation in IaaS Clouds IaaS云中用于自动性能评估的声明式环境
2013 IEEE Sixth International Conference on Cloud Computing Pub Date : 2013-06-28 DOI: 10.1109/CLOUD.2013.12
Matheus Cunha, N. Mendonça, Américo Sampaio
{"title":"A Declarative Environment for Automatic Performance Evaluation in IaaS Clouds","authors":"Matheus Cunha, N. Mendonça, Américo Sampaio","doi":"10.1109/CLOUD.2013.12","DOIUrl":"https://doi.org/10.1109/CLOUD.2013.12","url":null,"abstract":"One of the main challenges faced by users of infrastructure-as-a-service (IaaS) clouds is the difficulty to adequately estimate the virtual resources necessary for their applications. Although many cloud providers offer programatic ways to rapidly acquire and release resources, it is important that users have a prior understanding of the impact that each virtual resource type offered by the provider may impose on application performance. This paper presents Cloud Crawler, a new declarative environment aimed at supporting users in describing and automatically executing application performance tests in IaaS clouds. To this end, the environment provides a novel declarative domain-specific language, called Crawl, which supports the description of a variety of performance evaluation scenarios in multiple IaaS clouds, and an extensible Java-based cloud execution engine, called Crawler, which automatically configures, executes and collects the results of each performance evaluation scenario described in Crawl. To illustrate Cloud Crawler's potential benefits, the paper reports on an experimental evaluation of a social network application in two public IaaS cloud providers, in which the proposed environment has successfully been used to investigate the application performance for different virtual machine configurations and under different demand levels.","PeriodicalId":218844,"journal":{"name":"2013 IEEE Sixth International Conference on Cloud Computing","volume":"45 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129519134","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: 37
Privacy-Preserving Collaborative Filtering on the Cloud and Practical Implementation Experiences 云上保护隐私的协同过滤及其实践实现经验
2013 IEEE Sixth International Conference on Cloud Computing Pub Date : 2013-06-28 DOI: 10.1109/CLOUD.2013.109
A. Basu, Jaideep Vaidya, H. Kikuchi, T. Dimitrakos
{"title":"Privacy-Preserving Collaborative Filtering on the Cloud and Practical Implementation Experiences","authors":"A. Basu, Jaideep Vaidya, H. Kikuchi, T. Dimitrakos","doi":"10.1109/CLOUD.2013.109","DOIUrl":"https://doi.org/10.1109/CLOUD.2013.109","url":null,"abstract":"Recommender systems typically use collaborative filtering to make sense of huge and growing volumes of data. An emerging trend in industry has been to use public clouds to deal with the computing and storage requirements of such systems. This, however, comes at a price -- data privacy. Simply ensuring communication privacy does not protect against insider threats or even attacks agagainst the cloud infrastructure itself. To deal with this, several privacy-preserving collaborative filtering algorithms have been developed in prior research. However, these have only been theoretically analyzed for the most part. In this paper, we analyze an existing privacy preserving collaborative filtering algorithm from an engineering perspective, and discuss our practical experiences with implementing and deploying privacy-preserving collaborative filtering on real world Software-as-a-Service enabling Platform-as-a-Service clouds.","PeriodicalId":218844,"journal":{"name":"2013 IEEE Sixth International Conference on Cloud Computing","volume":"99 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129318808","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: 16
QoS-Aware, Cost-Efficient Selection of Cloud Data Centers 云数据中心的质量意识、成本效益选择
2013 IEEE Sixth International Conference on Cloud Computing Pub Date : 2013-06-28 DOI: 10.1109/CLOUD.2013.113
Ronny Hans, Ulrich Lampe, R. Steinmetz
{"title":"QoS-Aware, Cost-Efficient Selection of Cloud Data Centers","authors":"Ronny Hans, Ulrich Lampe, R. Steinmetz","doi":"10.1109/CLOUD.2013.113","DOIUrl":"https://doi.org/10.1109/CLOUD.2013.113","url":null,"abstract":"Cloud computing is increasingly used to deliver multimedia services with stringent Quality of Service (QoS) requirements, rather than simple infrastructure. Due to these requirements, the QoS-aware, cost-efficient selection of data centers arises as a new research challenge. In our ongoing work, we examine the corresponding Cloud Data Center Selection Problem and propose an exact optimization approach. A brief evaluation indicates that the proposed approach is primarily suited for small problem instances due to its high computational complexity, and hence highlights the need for the development of heuristic optimization approaches.","PeriodicalId":218844,"journal":{"name":"2013 IEEE Sixth International Conference on Cloud Computing","volume":"36 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127078063","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: 16
Framework for Assessing Cloud Trustworthiness 评估云可信度的框架
2013 IEEE Sixth International Conference on Cloud Computing Pub Date : 2013-06-28 DOI: 10.1109/CLOUD.2013.76
Curt Wu, Steve Marotta
{"title":"Framework for Assessing Cloud Trustworthiness","authors":"Curt Wu, Steve Marotta","doi":"10.1109/CLOUD.2013.76","DOIUrl":"https://doi.org/10.1109/CLOUD.2013.76","url":null,"abstract":"When applications or data reside in a public cloud, trustworthiness can be compromised due to lack of control over the underlying infrastructure. Most public cloud infrastructures cannot be instrumented or modified to independently verify data integrity. To support verifiable access to applications and data residing in cloud infrastructures, we are developing a framework that treats the cloud as a black box and assesses its trustworthiness from the trusted cloud client. Our solution generates and performs diagnostic tests to assess the trustworthiness of cloud-based applications. Diagnostic tests for data objects stored in the cloud are based on a separate cryptographic hash-based check that verifies their data integrity.","PeriodicalId":218844,"journal":{"name":"2013 IEEE Sixth International Conference on Cloud Computing","volume":"23 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129028578","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: 5
Evaluation Criteria for Cloud Services 云服务评估标准
2013 IEEE Sixth International Conference on Cloud Computing Pub Date : 2013-06-28 DOI: 10.1109/CLOUD.2013.70
Pedro Costa, João Paulo Santos, M. Silva
{"title":"Evaluation Criteria for Cloud Services","authors":"Pedro Costa, João Paulo Santos, M. Silva","doi":"10.1109/CLOUD.2013.70","DOIUrl":"https://doi.org/10.1109/CLOUD.2013.70","url":null,"abstract":"Cloud Computing is revolutionizing the Information Technology (IT) industry by enabling organizations to have flexible costs by buying a service instead of owning their assets. Nevertheless, decision makers (DM) in IT organizations have difficulties in evaluating Cloud services because there are no guidelines or any structured form to decide what Cloud services they should use. In this paper, we propose a model based on a set of criteria to evaluate Cloud services that consists in six groups of thirty measurement criteria. In order to evaluate our proposal we have made demonstrations with Google Apps and Microsoft Office 365. We have also made twelve interviews with clients, suppliers, and experts of Cloud services. The results showed that the model was globally accepted and can help the decision-making about Cloud services.","PeriodicalId":218844,"journal":{"name":"2013 IEEE Sixth International Conference on Cloud Computing","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132870550","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: 24
Optimization of Electricity and Server Maintenance Costs in Hybrid Cooling Data Centers 混合冷却数据中心的电力和服务器维护成本优化
2013 IEEE Sixth International Conference on Cloud Computing Pub Date : 2013-06-28 DOI: 10.1109/CLOUD.2013.104
Shaoming Chen, Yue Hu, Lu Peng
{"title":"Optimization of Electricity and Server Maintenance Costs in Hybrid Cooling Data Centers","authors":"Shaoming Chen, Yue Hu, Lu Peng","doi":"10.1109/CLOUD.2013.104","DOIUrl":"https://doi.org/10.1109/CLOUD.2013.104","url":null,"abstract":"The electricity cost of data centers dominated by server power and cooling power is growing rapidly. To tackle this problem, inlet air with moderate temperature and server consolidation are widely adopted. However, the benefit of these two methods is limited due to conventional air cooling systems ineffectiveness caused by re-circulation and low heat capacity. To address this problem, hybrid air and liquid cooling, as a practical and inexpensive approach, has been introduced. In this paper, we quantitatively analyze the impact of server consolidation and temperature of cooling water on the total electricity and server maintenance costs in hybrid cooling data centers. To minimize the total costs, we proposed to maintain sweet temperature and ASTT (available sleeping time threshold) by which a joint cost optimization can be satisfied. By using real world traces, the potential savings of sweet temperature and ASTT are estimated to be average 18% of the total cost while 99% requests are satisfied compared to a strategy which only reduces electricity cost.","PeriodicalId":218844,"journal":{"name":"2013 IEEE Sixth International Conference on Cloud Computing","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130507345","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: 8
Secure Outsourcing of Matrix Operations as a Service 矩阵操作即服务的安全外包
2013 IEEE Sixth International Conference on Cloud Computing Pub Date : 2013-06-28 DOI: 10.1109/CLOUD.2013.124
M. Nassar, A. Erradi, Farida Sabry, Q. Malluhi
{"title":"Secure Outsourcing of Matrix Operations as a Service","authors":"M. Nassar, A. Erradi, Farida Sabry, Q. Malluhi","doi":"10.1109/CLOUD.2013.124","DOIUrl":"https://doi.org/10.1109/CLOUD.2013.124","url":null,"abstract":"This paper reports the design of a cloud-based service for coordinating secure outsourcing of storage and computation of scientific data, particularly matrices. While this service may support different secure outsourcing protocols and mechanisms (e.g. homomorphic encryption, secret sharing and randomization), we hide all the complexity from end-users and move it to a middleware broker. The broker manages the communication between the client and one or more clouds. The requests submitted by users are automatically translated into WS-BPEL workflows and then executed by the broker workflow engine to coordinate the control flow and the data flow for outsourcing of matrix operations. We detail the architecture of our framework and the design of its key components. Our work facilitates real-world and practical deployment of recently proposed secure outsourcing protocols.","PeriodicalId":218844,"journal":{"name":"2013 IEEE Sixth International Conference on Cloud Computing","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129038628","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: 12
MC2: Map Concurrency Characterization for MapReduce on the Cloud MC2:云上MapReduce的地图并发特性
2013 IEEE Sixth International Conference on Cloud Computing Pub Date : 2013-06-28 DOI: 10.1109/CLOUD.2013.93
Mohammad Hammoud, M. Sakr
{"title":"MC2: Map Concurrency Characterization for MapReduce on the Cloud","authors":"Mohammad Hammoud, M. Sakr","doi":"10.1109/CLOUD.2013.93","DOIUrl":"https://doi.org/10.1109/CLOUD.2013.93","url":null,"abstract":"MapReduce is now a pervasive analytics engine on the cloud. Hadoop is an open source implementation of MapReduce and is currently enjoying wide popularity. Hadoop offers a high-dimensional space of configuration parameters, which makes it difficult for practitioners to set for efficient and cost-effective execution. In this work we observe that MapReduce application performance is highly influenced by map concurrency. Map concurrency is defined in terms of two configurable parameters, the number of available map slots and the number of map tasks running over the slots. We show that some inherent MapReduce characteristics enable well-informed prediction of map concurrency. We propose Map Concurrency Characterization (MC2), a standalone utility program that can predict the best map concurrency for any given MapReduce application. By leveraging the generated predicted information, MC2 can judiciously guide Map phase configuration and, consequently, improve Hadoop performance. Unlike many of relevant schemes, MC2 does not employ simulation, dynamic instrumentation, and/or static analysis of unmodified job code to predict map concurrency. In contrast, MC2 utilizes a simple, yet effective mathematical model, which exploits the MapReduce characteristics that impact map concurrency. We implemented MC2 and conducted comprehensive experiments on a private cloud and on Amazon MC2 using Hadoop 0.20.2. Our results show that MC2 can correctly predict the best map concurrencies for the tested benchmarks and provide up to 2.2X speedup in runtime.","PeriodicalId":218844,"journal":{"name":"2013 IEEE Sixth International Conference on Cloud Computing","volume":"43 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116660389","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: 5
Residency Aware Inter-VM Communication in Virtualized Cloud: Performance Measurement and Analysis 虚拟化云中驻留感知的虚拟机间通信:性能测量与分析
2013 IEEE Sixth International Conference on Cloud Computing Pub Date : 2013-06-28 DOI: 10.1109/CLOUD.2013.116
Qi Zhang, Ling Liu, Yi Ren, Kisung Lee, Y. Tang, Xu Zhao, Yang Zhou
{"title":"Residency Aware Inter-VM Communication in Virtualized Cloud: Performance Measurement and Analysis","authors":"Qi Zhang, Ling Liu, Yi Ren, Kisung Lee, Y. Tang, Xu Zhao, Yang Zhou","doi":"10.1109/CLOUD.2013.116","DOIUrl":"https://doi.org/10.1109/CLOUD.2013.116","url":null,"abstract":"A known problem for virtualized cloud data centers is the inter-VM communication inefficiency for data transfer between co-resident VMs. Several engineering efforts have been made on building a shared memory based channel between co-resident VMs. The implementations differ in terms of whether user/program transparency, OS kernel transparency or VMM transparency is supported. However, none of existing works has engaged in an in-depth measurement study with quantitative and qualitative analysis on performance improvements as well as tradeoffs introduced by such a residency-aware inter-VM communication mechanism. In this paper we present an extensive experimental study, aiming at addressing a number of fundamental issues and providing deeper insights regarding the design of a shared memory channel for co-resident VMs. Example questions include how much performance gains can a residency-aware shared memory inter-VM communication mechanism provide under different mixtures of local and remote network I/O workloads, what overhead will the residence-awareness detection and communication channel switch introduce over the remote inter-VM communication, what factors may exert significant impact on the throughput and latency performance of such a shared memory channel. We believe that this measurement study not only helps system developers to gain valuable lessons and generate new ideas to further improve the inter-VM communication performance. It also offers new opportunities for cloud service providers to deploy their services more efficiently and for cloud service consumers to improve the performance of their application systems running in the Cloud.","PeriodicalId":218844,"journal":{"name":"2013 IEEE Sixth International Conference on Cloud Computing","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131189172","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
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