The official statements of support for WebSphere Application Server products are provided online at the Supported hardware and software Web page.
See Supported hardware and software Web page for the complete up-to-date listings on what is supported.
If there is a conflict between the information provided in the information center and the information on the Supported hardware and software pages, the information at the Web site takes precedence. Prerequisites information in the information center is provided as a convenience only.
Disk space requirements vary according to the hardware platform. See Preparing the operating system for installation for information about required disk space and how to prepare your operating system for installation:
Space is also required for the installable components in the secondary packet. Refer to the documentation for each installable component to determine exact space requirements.