OBIEE 11g security : users not showing in RPD

When open administration tools , click menu Manage --> Identity , not showing the user created in weblogic server.
search the OTN , find a answer:
on Identity Manager window click menu:action --> set online user filter...  input your user id and ok , the user will showing up.

By the way, create user and group in weblogic console can reference this web address: http://docs.oracle.com/cd/E14571_01/bi.1111/e10543/authentication.htm#CHDEDHEF