Oracle Database B10772-01 Administrator's Manual page 461

Description: Specifies which users are to be migrated. If multiple values
are specified for this parameter, then the utility uses the union
of these sets of users.
Restrictions: This parameter is mandatory for phase one only, and it is
ignored in phase two.
Keyword: USERSLIST
Valid Values: user1:user2:...
Separate user names with a colon (:).
No default setting.
Default Setting:
Syntax Examples: USERSLIST=jdoe:tchin:adesai
Description: Specifies a list of database users for migration. The users in
this list are migrated with other users that are specified with
the USERS parameter.
Restrictions: This optional parameter is effective only when LIST is
specified with the USERS parameter.
Keyword: USERSFILE
Valid Values: File name and path.
No default setting.
Default Setting:
Syntax Examples: USERSFILE=/home/orahome/userslist/hr_users.txt
Description: Specifies a file that contains a list of database users (one user
listed for each line) for migration. The users in this file are
migrated with other users that are specified with the USERS
parameter.
Restrictions: This optional parameter is effective only when FILE is
specified with the USERS parameter.
User Migration Utility Parameters
Using the User Migration Utility G-15