Interstage Big DataParallel Processing ServerV1.0.1 User's Guide

12.2 Deleting Slave Servers

This section explains how to delete slave servers.

1. Stopping Hadoop

2. Editing and Reflecting the Slave Server Definition File

3. Changing Hadoop Configuration Parameters

4. Starting Hadoop

5. Unmounting and Removing the fstab Configuration

6. Deleting the DFS Client Information

   
   

The procedure for deleting a slave server is shown below.

Use root permissions for all tasks in this procedure.

This section describes the procedure to delete a slave server from the configuration built in "6.3 Adding Second and Subsequent Slave Servers", using the following environment as an example.

File system ID	: 1
Logical file system name	: pdfs1
Master servers	: master1 (primary), master2 (secondary)
Slave servers already built during initial installation	: slave1, slave2, slave3, slave4, slave5
Slave server to be deleted	: slave3