Summary of changes for z/OS 3.1
The following content is new or changed in z/OS 3.1.
New
The following content is new.
- June 2025 refresh
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- Information about AI System Services for IBM® z/OS® 1.2 and Machine Learning for IBM z/OS 3.2 Core Edition is added, and the topic, Upgrading the z/OS AI Framework configuration from AI System Services for IBM z/OS 1.1 to 1.2, is added. (APAR OA67865)
- The topic, Importing and exporting configuration variables in a property file, is added. (APAR OA67551)
- April 2025 refresh
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- Message AIB0019I is added in AIB messages. (APAR OA66203)
- August 2024 refresh
- June 2024 refresh
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- Information is added about reviewing AI simulation data in the z/OSMF AI Control Interface task; see Using the AI Control Interface for IBM z/OS. This enhancement introduces data visualization to compare the number of active batch initiators managed by WLM to the number of initiators predicted by AI in simulation mode. (APAR PH56709)
- Messages IZUAM0105E–IZUAM0116W are added in IZU messages. (APAR PH56709)
- December 2023 refresh
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- Links to the white paper, IBM z/OS 3.1 AI-Powered WLM Batch Initiator Management Resource and Tuning Guidelines, are added in Hardware and software requirements and Performance considerations.
- October 2023 refresh
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- Service and support considerations is added.
Changed
The following content is changed.
- July 2025 refresh
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- IBM Z® Common Data Provider (ZCDP) 5.1 at PTF level UJ96789/UJ97146 or later requires IBM Semeru Runtime® Certified Edition for z/OS, Version 17 (5655-UA1). See Software requirements.
- June 2025 refresh
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- The z/OS AI Framework configuration workflows are updated. Use of exporting variable input
values to a property file has been expanded to simplify the workflows and eliminate redundant
prompting, and the WLM use case configuration workflow has been separated from the main AI framework
configuration workflow. (APARs OA67551, OA67728)Updates are made in:
- Using the AI Framework for IBM z/OS Configuration Workflow
- Adding another z/OS system to your z/OS AI Framework configuration
- The topics, "AI in WLM" and "Configuring and managing the AI-powered WLM batch initiator management use case," in AI providers and use cases.
- The figure showing the AI Control Interface for z/OS is updated in "Using the AI Control Interface for z/OS to manage AI-powered WLM batch initiator management" in AI providers and use cases.
- The z/OS AI Framework configuration workflows are updated. Use of exporting variable input
values to a property file has been expanded to simplify the workflows and eliminate redundant
prompting, and the WLM use case configuration workflow has been separated from the main AI framework
configuration workflow. (APARs OA67551, OA67728)
- May 2025 refresh
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- Updates are made in Using the AI Framework for IBM z/OS Configuration Workflow.
- December 2024 refresh
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- Additional guidance about using the correct product levels and using the AI Framework for IBM z/OS Configuration Workflow to configure IBM Z Common Data Provider (ZCDP) and Machine Learning for IBM z/OS Core Edition (MLz Core) is provided in z/OS AI Framework software and product packaging and Using the AI Framework for IBM z/OS Configuration Workflow.
- October 2024 refresh
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- The table, Table 1, is reformatted for better presentation and clarity.
- June 2024 refresh
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- Information about IBM Semeru Version 11 is updated in Installing the software and Using the AI Framework for IBM z/OS Configuration Workflow.
- May 2024 refresh
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- The product name, Watson Machine Learning for IBM z/OS (WMLz), is updated to Machine Learning for IBM z/OS (MLz).
- Information about IBM Semeru Version 11 is updated in Software requirements.
- December 2023 refresh
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- The hardware requirements are updated in Hardware requirements.
- October 2023 refresh
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- None.