Oracle Database requirements for a OSB domain

This is the official documentation:
http://docs.oracle.com/html/E18558_01/fusion_requirements.htm#BABFDFDD , section "RCU Requirements for Oracle Databases"

and we need only these components:
SOA Infrastructure
User Messaging Server (ORASDPM)
Metadata Services (MDS)


which entails these requirements:

- processes: 200
- Character set is AL32UTF8.
- The SHARED_POOL_SIZE is greater than or equal to 147456KB.
- The SGA_MAX_SIZE is greater than or equal to 147456KB.
- The DB_BLOCK_SIZE is greater than or equal to 8KB