hadoop install

1.home下建立hadoop

2.在Downloads下解压hadoop-2.6.0.tar.gz

3.将解压后的hadoop-2.6.0移动到/home/hadoop

4.csf@ubuntu:/home$ gedit ~/.bashrc

...

5.   . ~/.bashrc

6. csf@ubuntu:/home$ sudo gedit /home/hadoop/etc/hadoop/hadoop-env.sh

...

7.csf@ubuntu:/home$ sudo gedit /home/hadoop/etc/hadoop/core-site.xml

let the content of down insert into :<configuration></configuration>

<property>

<name>hadoop.tmp.dir</name>

<value>/app/hadoop/tmp</value>

<description>Parent directory for other temporary directories.</description>

</property>

<property>

<name>fs.defaultFS </name>

<value>hdfs://localhost:54310</value>

<description>The name of the default file system. </description>

</property>

 

8.

csf@ubuntu:/home$ cd hadoop/etc/hadoop

csf@ubuntu:/home/hadoop/etc/hadoop$ sudo mkdir -p /app/hadoop/tmp

csf@ubuntu:/home/hadoop/etc/hadoop$ sudo chmod 750 /app/hadoop/tmp
9.

csf@ubuntu:/home/hadoop/etc/hadoop$ sudo gedit /etc/profile.d/hadoop.sh

...
10

csf@ubuntu:/home/hadoop/etc/hadoop$ sudo chmod +x /etc/profile.d/hadoop.sh