hortonworks hadoop installation

want to do this, you can also add sudo before using the command.4. Install JavaDownload and unzip the jdk-7u51-linux-i586.tar.gz to/usr directory, rename the folder to the JVM, open the terminal, enter the command vim/etc/profile edit the environment variable, and add the following statement at the end:e xport JAVA_HOME=/USR/JVMExport classpath=.: $JAVA _home/lib/dt.jar: $JAVA _home/lib/tools.jar: $JAVA _home/lib: $CLASSPATHExport path= $JAVA _home/bin: $PATHExit after saving, and then enter So

: Hadoop jar/usr/local/hadoop/share/hadoop/mapreduce/hadoop-mapreduce-examples-*.jar grep input Output ' dfs[a-z. + ' Wait for the output to complete after execution:Hadoop Start command: start-dfs.shstart-yarn.shmr-jobhistory-daemon.sh start Historyserverhadoop shutdown command: stop-dfs.shstop-yarn.shmr-jobhistory-da

1. Create a user groupsudo addgroup Hadoop2. Create usersudo adduser-ingroup Hadoop HadoopEnter the password after entering, enter the password you want to set and then go all the way.3. Add Permissions for Hadoop userssudo gedit/etc/sudoersThen save the exit.4. Switch User Hadoop login operating system5. Install SSHsudo apt-get Install Openssh-serverStart the SS

Hadoop-1.x installation and configuration 1. Install JDK and SSH before installing Hadoop. Hadoop is developed in Java. MapReduce and Hadoop compilation depend on JDK. Therefore, JDK1.6 or later must be installed first (JDK 1.6 is generally used in the actual production envi

1. Before installing Hadoop, you need to install the JDK and SSH first.Hadoop is developed in Java language, and the operation of MapReduce and the compilation of Hadoop depend on the JDK. Therefore, you must first install JDK1.6 or later (JDK1.6 is generally used in a real-world production environment, because some components of Hadoop do not support JDK1.7 and

"/>, down to master. hadoop/opt/ wgethttp://archive-primary.cloudera.com/cm5/cm/5/cloudera-manager-el6-cm5.1.1_x86_64.tar.gz [[emailprotected]opt]$sudotar-xzvfcloudera-manager-el6-cm5.1.0_x86_64.tar.gz Check after installation [[emailprotected]opt]$lsclouderacloudera-manager-el6-cm5.1.1_x86_64.tar.gzcm-5.1.1 Delete the cloudera-SCM created between us # Confirm the following content in/etc/passwd and disapp

CentOS 5.10 installation hadoop-1.2.1System Environment: CentOS 5.10 (Virtual Machine) [plain] view plaincopyprint? [Root @ localhosthadoop] # lsb_release-a LSBVersion: core-4.0-ia32: core-4.0-noarch: graphics-4.0-ia32: graphics-4.0-noarch: printing-4.0-ia32: printing-4.0-noarch: DistributorID: CentOS Description: CentOSrelease5.10 (Final) Release: 5.10 Codename: Final Prepare Jdk

工欲善其事, its prerequisite, don't say anything, Hadoop download: http://archive.cloudera.com/cdh5/cdh/5/Choose the appropriate version to start, in this article is about Installs the process around the hadoop-2.3.0-cdh5.1.2 version. (Installation environment for three Linux virtual machines built in VMware 10 ). 1,Hadoop

CentOS installation R integration Hadoop, RHive configuration installation manual RHive is a package that uses HIVE high-performance queries to expand R computing capabilities. It can easily call HQL in the R environment, and can also use R objects and functions in Hive. Theoretically, the data processing capacity can be expanded infinitely on the Hive platform,

1. Install Scala A download Address: http://www.scala-lang.org/download/I choose to install the latest version of Scala-2.12.0.tgz. b upload the compression to the/usr/local directory C Decompression TAR-ZXVF scala-2.12.0.tgz D Change Soft connectionLn-s scala-2.12.0 Scala E Modifying configuration file InstallationVim/etc/profile#add by LekkoExport Scala_home=/usr/local/scalaExport Path= Path:path:scala_home/bin F After the configuration is complete, let it take effectSource/etc/profile G to se

Hadoop installation is not difficult, but requires a lot of preparation work. 1. JDK needs to be installed first. Centos can be installed directly through Yum install java-1.6.0-openjdk. The installation methods for different release versions may be different. 2. After setting SSH, you must set SSH as the key for logon authentication. If you do not have this step

CentOS-64bit to compile the Hadoop-2.5. source code, and distributed installation, centoshadoop SummaryCentOS7-64bit compilation Hadoop-2.5.0 and distributed Installation Directory 1. System Environment Description 2. Preparations before installation 2.1 disable Firewall 2.2

Note: The following installation steps are performed in the Centos6.5 operating system, and the installation steps are also suitable for other operating systems, such as students using Ubuntu and other Linux Operating system, just note that individual commands are slightly different. Note the actions of different user permissions, such as shutting down the firewall and requiring root privileges. A single

Hadoop 2.4.1 Virtual machine installation, single node installation 1 Java environment variable settings 2 set account, host Hostname/etc/hosts user's. Bash_profile add the following content export JAVA_HOME=/USR/JAVA/JDK1.7.0_60 export HA doop_prefix=/home/hadoop/hadoop-2.4

 On the network on how to install a single-machine mode of Hadoop article many, according to its steps down most of the failure, in accordance with its operation detours through a lot but after all, still solve the problem, so by the way, detailed record of the complete installation process.This article mainly describes how to set up a virtual machine environment in a Windows environment, as well as some

1. Sqoop installed on Hadoop.client 2. Duplicate a copy of sqoop-env-template.sh, named sqoop-env.sh 3. Modify the contents of sqoop-env.sh: Export Hadoop_common_home=/home/hadoopuser/hadoop Export Hadoop_mapred_home=/home/hadoopuser/hadoop/lib Export Hive_home=/home/hadoopuser/hive 4. Duplicate a copy of Sqoop-site-template.xml, named Sqoop-site.xml 5. If you do not use the HBase database, you will need to

One, Hadoop 2.x distributed installation Deployment 1. Distributed Deployment Hadoop 2.x1.1 clone virtual machine and complete related configuration 1.1.1 clone virtual machineClick Legacy Virtual Machine –> manage –> clone –> next –> create complete clone –> write name hadoop-senior02–> Select Directory1.1.2 Configura

1 operating mode:Stand-alone Mode (standalone): standalone mode is the default mode for Hadoop. When the source package for Hadoop was first decompressed, Hadoop was unable to understand the hardware installation environment and conservatively chose the minimum configuration. In this default mode, all 3 XML files are e