Mainframes are expensive – no-one disagrees with that. But what they can do is run industrial strength workloads for less than it would cost on other platforms with much less likelihood of any kind of system malfunction. Having said that, it makes sense to understand...
In this series, Janet Sun explores and dispels numerous myths around the mainframe. Continued from Part 1 and Part 2. What Do You Lose by Moving Off the Mainframe? Efficiency Typically, distributed servers support a single application workload. How many business...
Outsourced mainframe customers often lack a clear understanding of how well their outsourcer is managing the mainframe capacity and performance relative to what is optimal for the customer. The customer seldom has access to the data needed to really understand their...
Hello, My name is Colton Quillicy. I'm 25, and I'm a mainframer. Yes... I know. A rare breed. I don't know how I got here... a love of technology I guess? I personally blame my upbringing. My father, Scott Quillicy, got a degree in computer science in the early '80s,...
The great thing about green screens is that they are so easy and so quick to use. Basically, a screen appears, you enter some information, press tab, enter some more information, and press enter. It’s quick, it’s simple to use, what’s not to like? And that’s how so...
In a world of extreme and unpredictable change, agility is imperative. That’s why large enterprises have rightfully invested in all kinds of agility-enhancing capabilities—from hybrid cloud to DevOps. Unfortunately, any improvement not made at the constraint is an...
In July 2017, IBM unveiled the z14, latest in its family of z-System mainframes. Capable of running over 12 billion encrypted transactions per day, the fastest commercial mainframe in the world opens up new horizons in every field of computer processing. This...
In this series, Janet Sun explores and dispels numerous myths around the mainframe. Continued from Part 1. Mainframes are Expensive? Think that mainframes are expensive? That depends on what you’re looking at. If you are looking at acquisition hardware costs,...
17 July 2017 marked the IBM announcement of the latest IBM mainframe: the IBM z14. Congratulations to the IBM Z team on a successful launch of what looks to be yet another in a long and distinguished history of superb enterprise computing platforms. Similar to the...
Do you know that mainframe systems have several kinds of engines (i.e., processors) not just a Central Processor (CP)? Early mainframes had only one processor – the Central Processing Unit (CPU). As the mainframe industry evolved over the decades, today’s systems...
