Supported platforms 

Sun Blade^TM or comparable workstation or server

Operating system 

Solaris^TM 9 or Solaris 10 on SPARC

Solaris 9 or Solaris 10 on x86 

Red Hat Enterprise Linux 3.0 Update 3 or 4.0 on x86 

Windows 

Note: Portal Server 7.1 on Windows can only be used as a developer platform or an evaluation platform. It can not be used as a deployment platform.

RAM 

1.5 Gbytes for regular deployment on Sun Java System Web Server 

2.0 Gbytes for regular deployment on Sun Java System Application Server 

Disk space 

1 Gbyte for Portal Server and associated applications 

Swap space 

Twice the amount of physical memory, for example, 2.0 Gbytes RAM and 4.0 Gbytes swap space.