install apache hadoop on ubuntu

Ubanto-build and install VM in hadoop Environment Download: Go to the official website under the VMware-player-5.0.1-894247.zipInstall and configure ubanto Download: Go to the official website under the ubuntu-12.10-desktop-i386.iso Open the VM, load the ubanto ISO file, and install and update the file. Enter ubanto. I

1. First install the JDK and configure the Java environment variables (specific methods can be found in google)Unzip the hadoop-0.20.2.tar.gz into your Ubuntu account directory (/home/xxxx/hadoop) (unzip to any directory can be, see the individual needs, but the configuration of the following files must be changed to t

It's quite smooth, the comments in the code are written in more detail. Attached script, interested friends can try. Note the changes to the environment variable names that are added in BASHRC, or the main class cannot be found.1# # #ubuntu14.04LTS2 3## MakeHadoop Account4 sudoAddGroup Hadoop # Makea group named Hadoop5 sudoAddUser-ingroup Hadoop Hadoop #add an u

Implementing truly distributed Hadoop is not pseudo-distributed.first, System and configuration A total of 2 machines were prepared to build Hadoop clusters. Based on the ubuntu14.04,jdk1.6.0_45,hadoop1.0.3 version, the virtual machine uses VMware10.0 192.168.1.10 NameNode Master (Master) 192.168.1.20 datenode slave1 (Slave) My user name is Hadoop T

Hadoop 1.0.4 source code compilation in Ubuntu Local Environment: Ubuntu12.04 32-bit and jdk 1.7 (1) maven-3.2.2 Installation First download it from the maven official website, http://maven.apache.org/here I download the latest version, maven-3.2.2 Decompress the package to the/usr/local/directory: tar-zxvf apache-maven-3.2.2-bin.tar.gz and rename it maven Modif

/authorized_keys and. ssh/authorized_keys2 # But this is overridden so installations will only check. ssh/authorized_keys AuthorizedKeysFile. ssh/authorized_keys . Ssh/authorized_keys is the storage path of the public key. Key Public Key Generation Log on with a hadoop account. Cd ~ Ssh-keygen-t rsa-p'' Will generate ~ /. Save the ssh/id_rsa.pub file ~ /. Ssh/authorized_keys Cp ~ /. Ssh/id_rsa.pub ~ /. Ssh/authorized_keys Use the scp command to copy t

To deploy the logical schema: HDFS HA Deployment Physical architecture Attention: Journalnode uses very few resources, even in the actual production environment, but also Journalnode and Datanode deployed on the same machine; in the production environment, it is recommended that the main standby namenode each individual machine. Yarn Deployment Schema: Personal Experiment Environment deployment diagram： Ubuntu12 32bit Apache

Implementing truly distributed Hadoop is not pseudo-distributed.First, System and configurationA total of 2 machines were prepared to build Hadoop clusters. Based on the ubuntu14.04,jdk1.6.0_45,hadoop1.0.3 version, the virtual machine uses VMware10.0192.168.1.10 NameNode Master (Master)192.168.1.20 datenode slave1 (Slave)My user name is HadoopThe next step is to install