Build and install the Hadoop environment in Ubuntu 14.04.4

Build and install the Hadoop environment in Ubuntu 14.04.4

Build and install the Hadoop environment in Ubuntu 14.04.4

I. Prepare the environment:
1, 64-bit ubuntu-14.04.4
Jdk-7u80-linux-x64 2

2. Configure jdk:
1. Enter the command statement:

2. Write configuration information:

3. Make the configuration information take effect:

4. jdk setup successful:

Iii. hadoop Configuration:
1. Decompress hadoop:
Hadoop @ master:/mysoftware $ tar-zxvf hadoop-2.6.4.tar.gz
2, modify hadoop-env.sh


3, modify core-site.xml:

    <configuration>    <property>         <name>fs.defaultFS</name>         <value>hdfs://master:9000</value>     </property>     <property>         <name>hadoop.tmp.dir</name>         <value>file:/mysoftware/hadoop-2.6.4/tmp</value>    </property>    <property>        <name>hadoop.native.lib</name>        <value>false</value>    </property> </configuration>

4. Modify hdfs-site.xml:

<configuration>    <property>         <name>dfs.replication</name>         <value>1</value>     </property>     <property>        <name>dfs.namenode.name.dir</name>        <value>file:/mysoftware/hadoop-2.6.4/dfs/name</value>    </property>    <property>        <name>dfs.datanode.data.dir</name>        <value>file:/mysoftware/hadoop-2.6.4/dfs/data</value>    </property>    <property>        <name>dfs.permissions</name>        <value>false</value>    </property> </configuration>

5, modify mapred-site.xml:

<configuration>    <property>        <name>mapreduce.framework.name</name>        <value>yarn</value>    </property></configuration>

6, modify yarn-site.xml:

<configuration>    <property>        <description>The hostname of the RM.</description>         <name>yarn.resourcemanager.hostname</name>         <value>master</value>     </property>     <property>         <name>yarn.nodemanager.aux-services</name>         <value>mapreduce.shuffle</value>     </property></configuration>

7. Create a folder:

8. Modify permissions:

9. Modify hostsname:

10. Modify host information:

Use # To comment out the previous host name with the Virtual Machine IP address and name:

11. Format hadoop:
Hadoop @ master:/mysoftware/hadoop-2.6.4 $ bin/hdfs namenode-format
If the following information is displayed, the operation is successful:

12. Start hadoop:
Hadoop @ master:/mysoftware/hadoop-2.6.4 $ sbin/start-dfs.sh

Input: hadoop @ master:/mysoftware/hadoop-2.6.4 $ jps

If you see these five processes, the operation is successful.
By the way, it is installed with pseudo-distributed.

You may also like the following articles about Hadoop:

Tutorial on standalone/pseudo-distributed installation and configuration of Hadoop2.4.1 under Ubuntu14.04

Install and configure Hadoop2.2.0 on CentOS

Build a Hadoop environment on Ubuntu 13.04

Cluster configuration for Ubuntu 12.10 + Hadoop 1.2.1

Build a Hadoop environment on Ubuntu (standalone mode + pseudo Distribution Mode)

Configuration of Hadoop environment in Ubuntu

Detailed tutorial on creating a Hadoop environment for standalone Edition