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z/OS Performance Management: Humans Still Needed

Scott Chapman

December 13, 2023

Several months ago, I was telling my wife how amazing this ChatGPT thing was: I just gave it a description of a Bash script I needed, and it wrote code for me that was about 95% correct on the first try. She said she wouldn’t have guessed that my job would be among the first […]

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How to Upgrade to PowerVM v4.1.0.10

Jaqui Lynch

December 8, 2023

In this article I will go over my recent experience upgrading VIO servers from version 3 to version 4. The process is similar to going from version 2 to version 3, but I did run into a few issues that you should be able to avoid. The first step is to download the code and […]


Digging Into AIX 7.3 TL Updates

Rob McNelly

December 5, 2023

In November, IBM TechXchange conducted a deep dive on AIX 7.3 TL updates. Featuring AIX product manager Jayen Shah and Carl Burnet, DE for IBM Power, the webinar covered the latest AIX enhancements: “In this webcast, you will learn:*How AIX OS feature enhancements provide the capacity, performance, and leading security needed to accelerate business outcomes.*How […]



Chris Gibson

November 11, 2023

Yesterday, IBM released Technology Level (TL) 2 for AIX 7.3. With TL2, a new capability is delivered for AIX systems using native Single Root I/O Virtualization (SR-IOV) adapters (logical ports). With this update AIX administrators can now display information for Cisco network devices (switches) that are directly connected to their AIX logical partition (LPAR). This […]


Performance Implications for CICS Applications Using COBOL Version 6

Ezriel Gross

August 2, 2023

Rocket Software’s Ezriel Gross highlights a methodology for CICS problem analysis and performance tuning—and shares how it led to a 92% savings in CPU for a heavily used transaction