Ensure that your environment meets the system requirements such as hardware and software , minimum disk space, memory, required system libraries, packages, or patches before performing any installation.
Refer to the system requirements and certification documentation on Oracle Technology Network (OTN) for information about hardware and software requirements, platforms, databases, and other information.
The system requirements document covers information such as hardware and software requirements, minimum disk space and memory requirements, and required system libraries, packages, or patches:
http://www.oracle.com/technetwork/middleware/ias/downloads/fusion-requirements-100147.html
The certification document covers supported installation types, platforms, operating systems, databases, JDKs, and third-party products:
http://www.oracle.com/technetwork/middleware/ias/downloads/fusion-certification-100350.html