Contact Info

One Campus Martius

Phone: 1-800-COMPUWARE


About Spencer Hallman

Spencer Hallman is Product Manager for Compuware's Strobe and iStrobe performance tools. Previously, he was a Subject Matter Expert for Mainframe Performance and Field Technical Support for Strobe. His diverse experience over the years has also included programming on multiple platforms, providing technical support and working in the Operations Research field. He has a Master of Business Administration from Temple University and a Bachelor of Science in Computer Science from the University of Vermont.

Why Developers Should Measure IMS Transaction Performance

By | June 9th, 2016|App Performance, Code Quality, Data, DevOps, Featured|

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.

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Why You Need Current DB2 RUNSTATS

By | May 19th, 2014|DevOps|

Not surprisingly, one of the questions I get asked most often asked by customers is how much CPU could they be saving--and how do they pinpoint the not-so-obvious sources of inefficiencies that might be using excess CPU. I tell them for DB2 applications, executing RUNSTATS is a good place to start. [...]

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