The required installation disk space for each platform varies from 255MB to 665MB, and depends on:
Product installed – SDK or Open Server
Architecture – 32-bit or 64-bit
Platform – IBM AIX 32-bit and 64-bit, HP-UX Itanium 32-bit and 64-bit, Linux x86 32-bit, Linux x86-64 64-bit, Linux on POWER 32-bit and 64-bit, Solaris x86 32bit, Solaris x86-64 64-bit, and Solaris SPARC 32-bit and 64-bit.
Type of installation – typical, full, or custom