Part 3: The pitfalls of MIPS This is the third in a series of blogs about how to follow up on your mainframe outsourcer. The first blog was about why it is important to follow up. The second blog introduced the two metrics that are generally used...
Part 2: Understanding MIPS and MSU This is the second in a series of blogs about how to follow up on your mainframe outsourcer. The first blog was about why it is important to follow up, and some of the pitfalls of not doing so. This article focuses on explaining the...
There are many reasons why companies choose to outsource their mainframe. One of the major reasons is economies of scale—cost per unit (e.g. per MIPS or MSU) for hardware and software falls dramatically as the mainframe gets larger. Similarly, the cost of having the...
It’s an ill wind that blows no good, and profits nobody. That old nautical phrase popped into my head when I first heard about the SolarWinds supply chain compromise. We’ll return to that later, and its implications. But first I wanted to take a look at a few of the...
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,...
Hopefully all System z users are aware of the Monthly Licence Charge (MLC) pricing mechanisms, where a recurring charge applies each month. This charge includes product usage rights and IBM product support. If only it was that simple! We then encounter the...
