IBM’s New z14 By now you’ve all heard all the marketing hype about IBM’s newest mainframe, the z14. What we’d like to do is look at the announcement from the techie’s point of view. First, there is a lot of confusion over the difference between the z14 and ‘IBM Z’. This confusion is easy to…
IBM Customer Outreach (Free local education) [From Cheryl] I was very pleased to be invited by Lih Wang of IBM to present at their Chicago z Systems Customer Council event on May 9th. I had a great time and got to meet over a hundred local z customers and IBMers. I learned a lot, and…
Hopefully all our readers are familiar with the beloved IBM Redbooks. But our younger readers might not be familiar with Redbooks’ older cousins – Orange books, Yellow books, Blue books, and Green books. These books (called IBM Technical Bulletins) were very similar in concept to Redbooks, however they were published by IBM’s Systems Centers rather…
IBM announced a Red Alert for CICS TS 5.3 on June 19, 2017 (the first one in nearly 7 months). This Red Alert is the result of a bug whereby two CICS transactions can be given the same Unit of Work ID (UOWID). The problem arises when the duplicate UOWIDs are passed to a subsystem…
Have you ever been frustrated by the disconnect between MSUs and Dollars (or Euro or Yen or Pesos or whatever)? I expect that many of us have been in the position of trying to explain why reducing your z/OS workload by 10% will not reduce your software bill by 10%. Or, conversely, that increasing your…
SHARE Conference in San Jose Now that we have Tuning Letter 2016 No. 4 behind us, Cheryl and I are busy working on our presentations for SHARE in San Jose that starts on March 5th. I’m aiming to achieve one of my lifetime ambitions – to have at least ONE of my presentations finished before…
