Model 204 system requirements: Difference between revisions

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Release V7.5 is supported on the IBM z/OS, IBM z/VM, and IBM z/VSE operating system environments.
Release V7.5 is supported on the IBM z/OS, IBM z/VM, and IBM z/VSE operating system environments.
====IBM z/OS====
====IBM z/OS====
The latest z/OS version supported is [[#z/OS 2.1 compatibility issues|V2.1]].
The latest z/OS version supported is [[IBM z/OS 2.1 compatibility issues|V2.1]].


V1.7 or later is required.
V1.7 or later is required.
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Release V7.4 is supported on the following operating system environments:
Release V7.4 is supported on the following operating system environments:
<ul>
<ul>
<li>IBM z/OS versions 1.09 through [[#z/OS 2.1 compatibility issues|2.1]]</li>                 
<li>IBM z/OS versions 1.09 through [[IBM z/OS 2.1 compatibility issues|2.1]]</li>                 
<li>IBM z/VM versions 5.3 and 5.4</li>
<li>IBM z/VM versions 5.3 and 5.4</li>
<li>IBM z/VSE version 4.2.1</li>
<li>IBM z/VSE version 4.2.1</li>
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Release V7.1 is supported on the following operating system environments:
Release V7.1 is supported on the following operating system environments:
<ul>
<ul>
<li>IBM z/OS versions 1.09 through [[#z/OS 2.1 compatibility issues|2.1]]</li>
<li>IBM z/OS versions 1.09 through [[IBm z/OS 2.1 compatibility issues|2.1]]</li>
<li>IBM z/VM versions 5.3 and 5.4</li>
<li>IBM z/VM versions 5.3 and 5.4</li>
</ul>
</ul>
7.1 is not supported on IBM z/VSE.
7.1 is not supported on IBM z/VSE.
===z/OS 2.1 compatibility issues===
In Model 204 versions 7.5 and lower, Horizon TCP  applications sending data larger than 16K might get the following error: 
<p class="code">M204.1254: User language statement is invalid in this conversation state</p>                         
This error occurs under z/OS version 2.1 because the TCP Default Send Buffer Size (DefaultSndBufSize) was increased  to 65536 (from 16384 in earlier versions).
The solutions are as follows:
<ul>
<li><b>Model 204 v7.5:</b> <br />Apply zap 75Z226.</li>
<li><b>Model 204 v7.4:</b> <br />Currently fixed by zap 74Z4552.  Contact [[Contacting Rocket Software Technical Support|Technical Support]].</li>
<li><b>Model 204 v7.1 (and lower):</b> <br />Workaround: Set z/OS 2.1 TCP DefaultSndBufSize to 16384.</li>
</ul>


==Hardware requirements==
==Hardware requirements==

Revision as of 22:53, 22 January 2015

Operating system support

Model 204 Release V7.5

Release V7.5 is supported on the IBM z/OS, IBM z/VM, and IBM z/VSE operating system environments.

IBM z/OS

The latest z/OS version supported is V2.1.

V1.7 or later is required.

V1.7 is sufficient for all new functionality except for the following features:

  • Large (1 MB) page support requires V1.9.
  • Extended address volumes (EAV) requires V1.12.

Authorization under APF is required to run Model 204 V750 under any z/OS operating system.

IBM z/VM

The latest z/VM version supported is V6.3.

z/VM V5.4 or later is required.

IBM z/VSE

The latest z/VSE version supported is V5.2.

z/VSE V5.1 or later is required.

Model 204 Release V7R4

Release V7.4 is supported on the following operating system environments:

  • IBM z/OS versions 1.09 through 2.1
  • IBM z/VM versions 5.3 and 5.4
  • IBM z/VSE version 4.2.1

Model 204 Release V7R1

Release V7.1 is supported on the following operating system environments:

  • IBM z/OS versions 1.09 through 2.1
  • IBM z/VM versions 5.3 and 5.4

7.1 is not supported on IBM z/VSE.

Hardware requirements

Model 204 requires the IBM zSeries processors listed below for each Model 204 release.

Model 204 Release V7.5

Model 204 version 7.5 requires the IBM z/890 or above processor, except for the following feature:

  • The large (1 MB) page support feature requires the IBM z10 or above processor.

Model 204 Release V7.4

Model 204 version 7.4 requires the IBM z/890 or above processor, except for the following feature:

  • The large (1 MB) page support feature requires the IBM z10 or above processor.

Model 204 Release V7.1

Model 204 version 7.4 requires the IBM z/890 or above processor.