oracle managements packs used by DB

http://kerryosborne.oracle-guy.com/2008/10/oracle-management-packs/

select version, name, detected_usages, currently_used, first_usage_date, last_usage_date from DBA_FEATURE_USAGE_STATISTICS where detected_usages > 0 order by 1, 2;

select * from DBA_HIGH_WATER_MARK_STATISTICS;

select * from V$PARAMETER WHERE NAME LIKE '%control_management_pack_access%';