As s IT Solutions Austria prepared to consolidate mainframe services with vendors, it needed to determine if it was using an optimal solution for mainframe application analysis to meet its growing challenges as a large competitor in a world becoming increasingly digital.
When it comes to measuring CICS regions for application performance, analysts need to look at the CICSPlex as a whole as opposed to only looking at the performance of one or a few particular CICS regions.
IMS is still used by some of the largest and most important mainframe customers in the world. It still has the ability to be incredibly fast and efficient. But developers often forego measuring IMS transaction performance, a critical component to developing and delivering mainframe software in a digital economy that expects speed and quality.
I personally don’t like the term “War Room” when describing a firefighting situation that many software companies have to deal with when systems go down or have problems. The way these war rooms typically play out is that key personnel (engineers, operations, business) are summoned into a room until the [...]
Based on my recent discussions – 80% of the problems that cause War Room scenarios are caused by only about 20% of problem patterns. Most of them are related to performance or architectural issues in the application or in the infrastructure that supports your application. A recent study concluded that 80% of development time is wasted with triaging and fixing [...]
DevOps is speeding towards the IT world like a freight train and the hype around it is deafening. There is no reason to be afraid of this change as it is the natural reaction to the agile movement that revolutionized development just a few years ago. By definition, DevOps is the [...]
Load Tests are great. They tell you whether your application can handle the simulated load by staying within the acceptable response times for the tested transactions. When just looking at the average response time as measured on the web servers it will be hard to tell Do we have a [...]
If you are an IT manager, application owner, architect or developer in a corporation leveraging a mainframe, then today is a revolutionary day: Application Performance Management is now available end-to-end for the mainframe. Read about how this will drastically change the way we manage developing, refining, testing and bug-fixing applications [...]
Most articles about garbage collection ignore the fact that the Sun Hotspot JVM is not the only game in town. In fact whenever you have to work with either IBM WebSphere or Oracle WebLogic you will run on a different runtime. While the concept of Garbage Collection is the same, the [...]