Identify the DB2 Instance Name On Windows 1. Login to the DB2 DBMS server.2. Launch the DB2 Control Center.3. Available instance names should appear in the DB2 Control Center interface. On Unix Method 1: /etc/services 1. Login to the machine that hosts the DB2 DBMS.2. vi the /etc/services file.vi /etc/services 3. Locate the socket service associated with your target database.4. Determine if the instance name is listed in the comment portion of the socket service entry.Method 2: get instance 1. Login to the machine that hosts the DB2 DBMS.2. su to your db2 instance owner. For example:su db2instance1 3. Execute the .profile associated with the db2 instance owner. For example:. ./.profile 4. cd into the $DB2INSTANCE/sqllib/bin directory.cd $DB2INSTANCE/sqllib/bin 5. Execute the db2 command../db2 6. Use the get instance option to get the current instance name.get instance