Pandemic Pressures, and Mainframe User Insights
March 2, 2022
For many mainframers, the arrival of Arcati Mainframe Yearbook’s latest edition brightens up the dull winter months. The 2022 volume of this fascinating publication is now available and completely free. Let’s take a look at highlights from 2022. Mainframers’ Pandemic Pressures The past two years have been strange times for everyone, with people working from […]
ArticlesUnderstanding Power Supplies for Power Systems
February 28, 2022
In 2018, I published an article on planning for power that explored the requirements for power connections and the rules about power distribution units (PDUs) when implementing IBM servers. IBM publishes maximum power usage for each of their servers in the technical overview manuals’ operating environment sections. Whenever installing new servers, it’s important to reassess […]
ArticlesWazi aaS: The Next Step in Modernization
February 24, 2022
Last week, IBM announced the next step of its roadmap to bring IBM Z and IBM Cloud closer together: Wazi as-a-Service (Wazi aaS), which will bring z/OS development and test as-a-service to the public cloud for the first time ever. To get more insight on what this announcement means for the future of IBM Z […]
ArticlesIBM Announces Hybrid Cloud Developments to Accelerate Transformation and Simplify Modernization for Clients
February 14, 2022
In the next step of its roadmap to bring IBM Z and IBM Cloud closer together, IBM has announced Wazi as-a-Service and other key hybrid cloud developments Today, IBM announced a key hybrid cloud development to help clients modernize: IBM Wazi as-a-Service (Wazi aaS), which will bring z/OS development and test-as-a-service to the public cloud […]
ArticlesIBM Notifications, AIX Migration Tips and More
February 14, 2022
IBM Champion Rob McNelly on AIX migration tips and tricks, new Power10 performance information, IBM's updated firmware release schedule and more
VIO Server Update Tips and Tricks
February 10, 2022
Last month I presented on VIOS Top Tips to the Power Virtual Users Group. During and after that presentation I picked up some tips that I would like to share here. Many thanks to those who asked questions and provided suggestions during the session. Further reading added a few more tips as well. The tips […]
ArticlesIBM Announces Next-Gen FlashSystem Storage Offerings
February 8, 2022
Today, IBM announced the new IBM FlashSystem Cyber Vault, designed to help companies better detect and more quickly recover from ransomware and other cyberattacks. It’s part of a comprehensive suite of data resilience solutions, streamlining all phases of cyberattack recovery and reduce overall recovery time from days to just hours. IBM also released new FlashSystem storage models […]
ArticlesReaders Respond: Updating VIOS on POWER7, and a Simplified invscout Script
January 21, 2022
IBM Champion Rob McNelly reflects on what he's learned from readers—from mixed results updating VIOS on POWER7 to a cleaned-up invscout script
ArticlesMainframe Strategy: Identifying and Solving Common IBM Z Issues
January 19, 2022
One of my recent clients was a Fortune 100 company utilizing many mainframes and all of the complexities that go with it. My client had robust availability, resiliency everywhere, and redundancy exactly where you expect it. They had a multitude of highly skilled individuals keeping their infrastructure and applications running smoothly. They also had an […]
ArticlesA Simplified Approach to Understanding z/OS Performance
January 18, 2022
Knowing and understanding the performance of z/OS systems has always been important for enterprises as mission-critical business processes run in z/OS systems. Each mainframe shop has its own way of dealing with performance, which is a factor of in-house skills. As deep technical skills are becoming rare, a simplified approach to z/OS performance can help […]