This task provides steps for removing a DB2^® product from your Linux^® or UNIX^® operating system.

Note: This task applies to DB2 products that were installed with root authority. A separate topic explains how to uninstall DB2 products that were installed as a non-root user. To remove your DB2 product:

1. Optional: Drop all databases. You can drop databases using the Control Center or the drop database command. Database files remain intact on your file systems when you drop an instance without dropping databases first.

2. Stop the DB2 Administration Server.

3. Remove the DB2 Administration Server or run the dasupdt command to update the DB2 Administration Server to another installation path.

4. Stop DB2 instances.

5. Remove DB2 instances or run the db2iupdt command to update the instances another installation path. .

6. Remove DB2 products.

• Stopping the DB2 administration server (Linux and UNIX)
  You must stop the DB2 administration server (DAS) before you remove your DB2 product.

• Removing the DB2 administration server (Linux and UNIX)
  If you are removing your last DB2 Version 9 copy, remove the DB2 administration server (DAS) before you remove your DB2 product.

• Stopping root instances (Linux and UNIX)
  You must stop all DB2 instances associated with the DB2 copy you are uninstalling. Instances associated with other DB2 copies should not be affected by uninstalling the current copy.

• Removing DB2 instances (Linux and UNIX)
  This task explains how to remove some or all of the root instances on your system.

• Removing DB2 products using the db2_deinstall or doce_deinstall command (Linux and UNIX)
  This task provides steps for removing DB2 products or DB2 components using the db2_deinstall command. The db2_deinstall command removes all DB2 products from your system. The doce_deinstall command removes the DB2 Information Center that is in the same install path as the doce_deinstall tool. This command is only available on the Linux operating systems.

• Removing DB2 fix packs
  

• Uninstalling an IBM Data Server Client
  

Related concepts
DB2 Administration Server

Related tasks
Uninstalling non-root DB2 products (Linux and UNIX)

Related reference
DROP DATABASE command db2iupdt - Update instances command dasupdt - Update DAS command