So you are now working on the mainframe platform. You wanted to keep up with the latest and greatest or you just wanted to get to know a topic or feature associated with the mainframe. Either you just started your job in a mainframe shop or you are an experienced...
To be honest, mainframes are pretty secure, aren’t they? We’ve had RACF and other External Security Managers (ESMs) for years. On top of that, the new z14 gives us pervasive encryption. And there are any number of logs recording what’s going on on Z, and we can run...
“Quick! Abandon the mainframe. …Oh, and by the way, buy a bunch of our platforms and services for millions of dollars!” —Distributed systems manufacturers Craig Mullins did quite an insightful piece a while back about the state of things in the mainframe world...
Soft capping, using IBM’s Defined Capacity (DC) or Group Capacity (GC) options, is an effective method to help control software costs. An even more effective method is to automate the limits of these caps based on application consumption and budgetary requirements. ...
April 2018 marked the 54th anniversary of IBM’s mainframes. It is uncertain if anyone could have ever predicted such a long and successful life for them. A quick historical sketch: IBM launched the first modern mainframe, IBM 360, on April 7, 1964. With 229,000...
Today’s modern data centers are composed of many different systems that works both independently and in conjunction with one another to deliver business services. The hardware, software, network resources, and services required for the operation and management of an...
It’s been a while since my last overly alarmist IT security rant, and with the holiday season just past—when millions of IoT devices flooded our homes and offices—I figure what better time to scare the crap out of the general public. But, in this instance, it’s not...
Outsourcing has been the rage for years now, and the outsourcing of computing resources to the cloud leads the way. And why not? It allows you to increase efficiency (focus on core business activities instead of running a datacenter), cut costs (you don't have...
The need for modern mobile solutions for mainframe data centers Today most CIOs, CTOs and IT experts are aware of the impact of digital transformation (DX) on their respective businesses and IT organizations. Disruptive technologies like Big Data, business analytics,...
A few years ago, I invited a group of CIOs to become an Advisory Board for my company. Their role was to advise us on the direction the company should go, and how we should position our products and services most effectively from the perspective of the Fortune 500...
