Hadoop Apache Tutorial

What we want to does in this short tutorial, I'll describe the required tournaments for setting up a single-node Hadoop using the Hadoop distributed File System (HDFS) on Ubuntu Linux. Are lo ...

How to install Nutch and Hadoop to search for Web pages and mailing lists, there seem to be few articles on how to install Nutch using Hadoop (formerly DNFs) Distributed File Systems (HDFS) and MapReduce. The purpose of this tutorial is to explain how to run Nutch on a multi-node Hadoop file system, including the ability to index (crawl) and search for multiple machines, step-by-step. This document does not involve Nutch or Hadoop architecture. It just tells how to get the system ...

This year, big data has become a topic in many companies. While there is no standard definition to explain what "big Data" is, Hadoop has become the de facto standard for dealing with large data. Almost all large software providers, including IBM, Oracle, SAP, and even Microsoft, use Hadoop. However, when you have decided to use Hadoop to handle large data, the first problem is how to start and what product to choose. You have a variety of options to install a version of Hadoop and achieve large data processing ...

November 2013 22-23rd, as the only large-scale industry event dedicated to the sharing of Hadoop technology and applications, the 2013 Hadoop China Technology Summit (Chinese Hadoop Summit 2013) will be held at four points by Sheraton Beijing Group Hotel. 　At that time, nearly thousands of CIOs, CTO, architects, IT managers, consultants, engineers, enthusiasts for Hadoop technology, and it vendors and technologists engaged in Hadoop research and promotion will join the industry. ...

This article is a brief introduction to Hadoop-related technical biosphere, while sharing a previously written practice tutorial that requires a person to take. Today, with cloud computing and big data, Hadoop and its related technologies play a very important role and are a technology platform that cannot be neglected in this era. 　　In fact, Hadoop is becoming a new generation of data processing platforms due to its open source, low-cost and unprecedented scalability. Hadoop is a set of distributed data processing framework based on Java language, from its historical development angle we can ...

The year of "Big Data" for cloud computing, a major event for Amazon, Google, Heroku, IBM and Microsoft, has been widely publicized as a big story. However, in public cloud computing, which provider offers the most complete Apache Hadoop implementation, it is not really widely known. With the platform as a service (PaaS) cloud computing model as the enterprise's Data Warehouse application solution by more and more enterprises to adopt, Apache Hadoop and HDFs, mapr ...

& mathematic model of how to use big data to train risk control has always been PayPal's challenge in cheating transaction detection. PayPal's training in risk control models Roughly through four stages: Decision tree: early PayPal using a simple decision tree model, mainly due to the early model training data is relatively small, the decision tree model results easy ...

First, the hardware environment Hadoop build system environment: A Linux ubuntu-13.04-desktop-i386 system, both do namenode, and do datanode. (Ubuntu system built on the hardware virtual machine) Hadoop installation target version: Hadoop1.2.1 JDK installation version: jdk-7u40-linux-i586 Pig installation version: pig-0.11.1 Hardware virtual machine Erection Environment: IBM Tower ...

The following is my hive installation process: Hive is the most commonly used tool in Hadoop, can be said to be a required tool. According to the official Apache documents, recommended to use SVN download compiled, document address: Https://cwiki.apache.org/confluence/display/Hive/AdminManual+Installation but build , because of the dependence, the whole long time, under a lot of packages also did not succeed. Recommended use of tar.gz bag, direct ann ...

1 Overview Zookeeper Distributed Service Framework is a subproject of the http://www.aliyun.com/zixun/aggregation/14417.html ">apache Hadoop, It is mainly used to solve some data management problems that are often encountered in distributed applications, such as: Unified Naming Service, State Synchronization service, cluster management, distributed application configuration item management, etc. Zookeeper itself can be in standalone mode ...