Profile registry locations and authorization requirements

The Db2® profile registries have different locations and authorization requirements on each operating system. Authorization is required to update the values of variables in each profile registry.

Table 1. Profile registry locations and authorization requirements
Profile registry Location on Windows Location on Linux® and UNIX Linux and UNIX authorization requirements Windows authorization requirements
Instance-level profile registry \HKEY_LOCAL_computer\SOFTWARE\IBM\DB2\PROFILES\instance_name instance_home/sqllib/profile.env

where instance_home is the home path of the instance owner.

 
-rw-rw-r-- instance_owner
instance_owner_group profile.env
 You must be a member of the Db2 administrators group (DB2ADMNS).
Global-level profile registry \HKEY_LOCAL_computer\SOFTWARE\IBM\DB2\GLOBAL_PROFILE

For root installations:/var/db2/global.reg

For non-root installations: home_directory/sqllib/global.reg

To modify a global registry variable in root installations, you must be logged on with root authority.

 You must be a member of the Db2 administrators group (DB2ADMNS).
Instance node-level profile registry ...\SOFTWARE\IBM\DB2\PROFILES\instance_name\NODES\node_number instance_home/sqllib/nodes/node_number.env

where instance_home is the home path of the instance owner.
For the directory that contains the file:
drwxrwsr-w
instance_owner
instance_owner_group nodes
For the file:
-rw-rw-r-- instance_owner
instance_owner_group
node_number.env
 You must be a member of the Db2 administrators group (DB2ADMNS).
User-level profile registry The Lightweight Directory Access Protocol (LDAP) directory. Does not apply. Does not apply. You must be a member of the Db2 administrators group (DB2ADMNS).
Instance profile registry \HKEY_LOCAL_computer\SOFTWARE\IBM\DB2\PROFILES\instance_name

For root installations:/var/db2/global.reg

For non-root installations: home_directory/sqllib/global.reg

 None required. None required.