What is an Instance in DB2
An instance can manage multiple databases.In an instance,each database has a unique name,its own set of catalog tables,configuration files,authorities & privileges.You can create multiple instances on Linux and Unix if db2 is installed as a root user. To Create an Instance in DB2 ./db2icrt -u <fenceuserid> <instanceuserid> To check the list of instances Db2ilist To get the current Instance Db2 get instance To Start & Stop the instance Db2start Db2stop