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Hadoop is an open source implementation of the MapReduce Framework in the realm of distributed processing. A Hadoop cluster is a unique type of computational cluster designed for storing and analyzing large data sets across cluster of…

分布式、并行与集群计算 · 计算机科学 2014-11-10 Muralikrishnan Ramane , Sharmila Krishnamoorthy , Sasikala Gowtham

While advanced analysis of large dataset is in high demand, data sizes have surpassed capabilities of conventional software and hardware. Hadoop framework distributes large datasets over multiple commodity servers and performs parallel…

分布式、并行与集群计算 · 计算机科学 2015-11-17 Woo-Hyun Lee , Hee-Gook Jun , Hyoung-Joo Kim

Nowadays most of the cloud applications process large amount of data to provide the desired results. Data volumes to be processed by cloud applications are growing much faster than computing power. This growth demands new strategies for…

分布式、并行与集群计算 · 计算机科学 2012-07-05 B. Thirumala Rao , N. V. Sridevi , V. Krishna Reddy , L. S. S. Reddy

Workload consolidation, sharing physical resources among multiple workloads, is a promising technique to save cost and energy in cluster computing systems. This paper highlights a few challenges of workload consolidation for Hadoop as one…

分布式、并行与集群计算 · 计算机科学 2016-11-15 Reza Moraveji , Javid Taheri , MohammadReza HosseinyFarahabady , Nikzad Babaii Rizvandi , Albert Y. Zomaya

In this report we investigate the performance of Hadoop clusters, deployed with separated storage and compute layers, on top of a hypervisor managing a single physical host. We have analyzed and evaluated the different Hadoop cluster…

分布式、并行与集群计算 · 计算机科学 2014-11-17 Todor Ivanov , Roberto V. Zicari , Sead Izberovic , Karsten Tolle

Modern applications can generate a large amount of data from different sources with high velocity, a combination that is difficult to store and process via traditional tools. Hadoop is one framework that is used for the parallel processing…

分布式、并行与集群计算 · 计算机科学 2023-09-29 Rana Ghazali , Sahar Adabi , Ali Rezaee , Douglas G. Down , Ali Movaghar

Hive is the most mature and prevalent data warehouse tool providing SQL-like interface in the Hadoop ecosystem. It is successfully used in many Internet companies and shows its value for big data processing in traditional industries.…

数据库 · 计算机科学 2014-12-02 Songlin Hu , Wantao Liu , Tilmann Rabl , Shuo Huang , Ying Liang , Zheng Xiao , Hans-Arno Jacobsen , Xubin Pei , Jiye Wang

Recently, due to rapid development of information and communication technologies, the data are created and consumed in the avalanche way. Distributed computing create preconditions for analyzing and processing such Big Data by distributing…

分布式、并行与集群计算 · 计算机科学 2018-01-30 Vladyslav Taran , Oleg Alienin , Sergii Stirenko , A. Rojbi , Yuri Gordienko

In this paper, a technology for massive data storage and computing named Hadoop is surveyed. Hadoop consists of heterogeneous computing devices like regular PCs abstracting away the details of parallel processing and developers can just…

网络与互联网体系结构 · 计算机科学 2022-03-01 Ameneh Zarei , Shahla Safari , Mahmood Ahmadi , Farhad Mardukhi

High-performance computing platforms such as supercomputers have traditionally been designed to meet the compute demands of scientific applications. Consequently, they have been architected as producers and not consumers of data. The Apache…

分布式、并行与集群计算 · 计算机科学 2016-02-02 Andre Luckow , Ioannis Paraskevakos , George Chantzialexiou , Shantenu Jha

Transitioning cloud-based Hadoop from IaaS to PaaS, which are commercially conceptualized as pay-as-you-go or pay-per-use, often reduces the associated system costs. However, managed Hadoop systems do present a black-box behavior to the…

分布式、并行与集群计算 · 计算机科学 2021-12-21 Uluer Emre Ozdil , Serkan Ayvaz

Users of MapReduce often run into performance problems when they scale up their workloads. Many of the problems they encounter can be overcome by applying techniques learned from over three decades of research on parallel DBMSs. However,…

数据库 · 计算机科学 2011-05-24 Avrilia Floratou , Jignesh Patel , Eugene Shekita , Sandeep Tata

Eliminating duplicate data in primary storage of clouds increases the cost-efficiency of cloud service providers as well as reduces the cost of users for using cloud services. Existing primary deduplication techniques either use inline…

分布式、并行与集群计算 · 计算机科学 2017-04-18 Huijun Wu , Chen Wang , Yinjin Fu , Sherif Sakr , Liming Zhu , Kai Lu

The growing complexity and variety of Big Data platforms makes it both difficult and time consuming for all system users to properly setup and operate the systems. Another challenge is to compare the platforms in order to choose the most…

分布式、并行与集群计算 · 计算机科学 2015-10-28 Todor Ivanov , Sead Izberovic

In recent years, much research has focused on how to optimize Hadoop jobs. Their approaches are diverse, ranging from improving HDFS and Hadoop job scheduler to optimizing parameters in Hadoop configurations. Despite their success in…

分布式、并行与集群计算 · 计算机科学 2013-07-12 Woo-Cheol Kim , Changryong Baek , Dongwon Lee

Access plan recommendation is a query optimization approach that executes new queries using prior created query execution plans (QEPs). The query optimizer divides the query space into clusters in the mentioned method. However, traditional…

数据库 · 计算机科学 2022-10-14 Elham Azhir , Mehdi Hosseinzadeh , Faheem Khan , Amir Mosavi

Heterogeneous multi core processors can offer diverse computing capabilities. The efficiency of Market Basket Analysis Algorithm can be improved with heterogeneous multi core processors. Market basket analysis algorithm utilises apriori…

分布式、并行与集群计算 · 计算机科学 2014-09-24 Aashiha Priyadarshni. L

Analyzing and working with big data could be very diffi cult using classical means like relational database management systems or desktop software packages for statistics and visualization. Instead, big data requires large clusters with…

分布式、并行与集群计算 · 计算机科学 2018-02-09 Bogdan Oancea , Raluca Mariana Dragoescu

HPC environments have traditionally been designed to meet the compute demand of scientific applications and data has only been a second order concern. With science moving toward data-driven discoveries relying more on correlations in data…

分布式、并行与集群计算 · 计算机科学 2015-01-22 Andre Luckow , Pradeep Mantha , Shantenu Jha

Distributed Data Processing Platforms (e.g., Hadoop, Spark, and Flink) are widely used to store and process data in a cloud environment. These platforms distribute the storage and processing of data among the computing nodes of a cloud. The…

分布式、并行与集群计算 · 计算机科学 2023-12-08 Isuru Dharmadasa , Faheem Ullah
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