Hadoop new Node

1. Check that the JDK version is the same and copy the JDK, and configure the Java_home and Classpath properties of the/etc/profile file

2. Configure the/etc/hosts file, add the computer name of the new machine, including the original machine and the new machine to modify the file

3. Copy hadoop-2.6.0 and hbase-1.0.1.1, and change the file owner and file group of the hadoop-2.6.0 and hbase-1.0.1.1 folders to Hadoop

4. Configure the master to slave login without password

5. Set the number of machine handles, modify/etc/security/limits.conf, see http://beyond3518.blog.51cto.com/1360525/1764190

Hadoop new Node