hadoop linux distro

What is Impala? Cloudera released real-time query open source project Impala, according to a variety of products measured, it is more than the original based on MapReduce hive SQL query speed increase 3~90 times. Impala is an imitation of Google Dremel, but've seen wins blue on the SQL function. 1. Install JDK The code is as follows Copy Code $ sudo yum install jdk-6u41-linux-amd64.rpm 2. Pseudo-distributed mod

Run Hadoop WordCount. jar in Linux. Run Hadoop WordCount in Linux Enter the shortcut key of Ubuntu terminal: ctrl + Alt + t Hadoop launch command: start-all.sh The normal execution results are as follows: Hadoop @

Hadoop begins, according to the Convention, first compile the source code, import into Eclipse, so that later to understand that piece, or that block of problems, directly find the source code.hadoop2.4.1 compilation requires protoc2.5.0 support, so download the PROTOC as well. I downloaded:protobuf-2.5.0.tar.bz2Install a few dependent packages before compiling the PROTOC for the installation: Gcc,gcc-c++,make if it is already installed can be ignored

This article is intended to provide the most basic, can be used in the production environment of Hadoop, HDFS distributed environment of the building, Self is a summary and collation, but also to facilitate the new learning to use.Installation and configuration of the base environment JDKIt is not easy to find JDK7 's installation packages directly to Oracle's official website (http://www.oracle.com/), as it is now officially recommended JDK8. Found a

Setting up Hadoop cluster environment steps under Ubuntu 12.04I. Preparation before setting up the environment:My native Ubuntu 12.04 32bit as Maser, is the same machine that was used in the stand-alone version of the Hadoop environment, http://www.linuxidc.com/Linux/2013-01/78112.htmAlso in the KVM Virtual 4 machines, respectively named:Son-1 (Ubuntu 12.04 32bit

Apache Hadoop Ecosystem installation package: http://archive.apache.org/dist/Software Installation directory: ~/appjdk:jdk-7u45-linux-x64.rpmhadoop:hadoop-2.5. 1-src. Tar . Gzmaven:apache-maven-3.0. 5-bin. Zip protobuf:protobuf-2.5. 0. tar. gz1. Download Hadoopwget http://tar -zxvf hadoop-2.5. 1-src. TarThere is a BUILDING.txt file under the extracted

I. New Hadoop group and user (password: hadoop) [ Email protected] home]# groupadd Hadoop[ [email protected] home]# useradd-g HadoopHadoop [[ Email protected] home]# passwd hadoop changing password for user Hadoop. New Password: Bad Password:it a

Install Hadoop in Linux (pseudo distribution mode) before writing: when installing Hadoop in Linux, pay attention to permission issues and Grant hadoop permissions to non-root users. This article does not cover how to create a new user in

Goal: Configure a Hadoop 1.2.1 test environment 650) this.width=650; "class=" Wlemoticon wlemoticon-smile "style=" Border-top-style: None;border-bottom-style:none;border-right-style:none;border-left-style:none, "alt=" Smile "src=" http:// Img1.51cto.com/attachment/201408/12/8976580_14078035062x6d.png "/>The JDK used is: jdk-7u65-linux-x64.gzThe selected Hadoop is