Dennis is a Senior z/OS Consultant at IntelliMagic. He has enjoyed working with a wide variety of customers in mainframe performance, WebSphere, Application Performance Management and related technologies.
Before joining IntelliMagic, Dennis spent 34 years with IBM in a variety of presales technical roles including systems engineer, z/OS performance and capacity planning specialist, client architect, and Certified IT Specialist. Combining a passion for performance and capacity with many years living in Missouri, his motto is “show me the data.” He has contributed to a number of IBM Redbooks and white papers, and co-authored the RMF publication “Getting Started on Performance Management.”
Dennis enjoys spending time with family, reading, and theater, and is active in animal rescue. He lives with his wife and their indoor house rabbits.
Resources created by Dennis Moore
Understanding Your API Workloads Driving Your System Resource Utilization
In this blog we review the data available to understand your systems’ z/OS Connect API activity, to help you manage service levels and demand for system resources.
Profiling zHyperLink Performance and Usage
In this blog, we demonstrate how to profile zHyperLink performance and usage by reviewing one mainframe site’s recent production implementation of zHyperLink for reads, for Db2.
Using zHyperWrite to Improve MQ Logging Performance
In this blog we examine before-and-after measurements of a recent zHyperWrite implementation for MQ logging in a large z/OS environment.
Getting to Know Your WebSphere for z/OS Workload
There are many areas of WebSphere that can leave even a seasoned z/OS performance specialist scratching their head. The SMF 120-9 records give us a great way to measure and understand our WebSphere workloads like never before.
Avoiding High Asynchronous Replication Response Times on z/OS Disk
What to do when you have ongoing exceptions for high asynchronous replication response times on one of your primary disk subsystems.
Conserving MSUs – Déjà vu All Over Again
In the past, you probably only focused on MSU usage during your peak 4HRA. Now, thanks to IBM's Software Consumption, paying more attention to MSUs at non-peak times literally “pays” in terms of saving real money.