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z/OS Code Analysis
zHISR generates reports that help tune applications by locating specific sections of your code that are the biggest CPU consumers.
What is zHISR?
zHISR is an application execution profiler that lets users easily interface with IBM Z Hardware Instrumentation Services (HIS) to perform near-zero overhead, high-resolution hot spot analysis of programs running under z/OS. This utility is a useful tool for software programmers, performance analysts, and systems programmers.