Last month, I talked about the importance of the HMC and how it shouldn’t be ignored. That leads to the question: How do I keep it running smoothly? The full answer can be pretty complex. In fact, Pete regularly speaks at conferences on the topic of HMC maintenance and the presentation can easily fill a 90-minute session. Today, I’d like to set our sights a bit lower and just talk about the basics of HMC updates. IBM regularly releases Service Packs and PTFs for each version of the HMC software currently in support, and keeping the software updated will help prevent problems.
Before we can update anything, we are going to need to know what HMC hardware and software we are using so let’s start with gathering that information first. If you’re using the Classic GUI, you can find your HMC software, hardware, and serial number information by either hovering your mouse cursor over the HMC Version link at the top of the Welcome screen, or by clicking the Updates link in the left-hand menu. In the new Enhanced+ GUI, you can find it by clicking the help menu in the upper-right corner and then selecting About; an information window will pop up with all of the relevant details.…