Review prerequisites for installing WebSphere® Application
Server for z/OS®.
Hardware requirements
Read the information
on the
WebSphere Application Server detailed system requirements web
page for the complete up-to-date listings of what hardware is required
and supported.
Note: If there is a conflict between the information
provided in the information center and the information on the supported
hardware and software web pages, the information on the website takes
precedence. Prerequisites information in the
information center is provided as a convenience only.
WebSphere Application Server for z/OS repository
data sets (SBBOIMR and ABBOIMR) can require more space than is available
on an IBM 3390-3 DASD device. Do not use 3390-3 DASD or smaller disk
devices for these data sets.![[Updated in July 2013]](../images/deltaend.gif)
Note: ![[Updated in July 2013]](../images/delta.gif)
Consult
the WebSphere Application Server for z/OS program
directory to determine your required DASD space requirements.
![[Updated in July 2013]](../images/deltaend.gif)
There
are significant performance advantages for those applications doing
floating-point arithmetic if the machine has binary floating-point
hardware.
Software requirements
Read the information
on the
WebSphere Application Server detailed system requirements web
page for the complete up-to-date listings of what software is required
and supported.
Note: If there is a conflict between the information
provided in the information center and the information on the supported
hardware and software web pages, the information on the website takes
precedence. Prerequisites information in the information center is
provided as a convenience only.
The z/OS system
used to install WebSphere Application Server for z/OS must
run z/OS UNIX System Services (z/OS UNIX)
with an HFS or ZFS file system configured. For details, see z/OS UNIX System
Services Planning.
Consult the Program Directory and
PSP bucket for any additional required corrective service.