[z/OS]

z/OS driving system requirements

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.

[Updated in July 2013]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]

Note: [Updated in July 2013]Consult the WebSphere Application Server for z/OS program directory to determine your required DASD space requirements.[Updated in July 2013]

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.

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Last updated: April 20, 2014 09:59 PM CDT
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