Mainframe Performance Topics with Martin Packer

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with Tags: gddm

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Drawing The Line

MartinPacker Visits (14216)

You'd think it would be pretty simple to draw a line. Right? This post discusses an enhancement I'd like to make to my current reporting - and I'm pretty sure that technically I can do it. The question is whether I should . Consider my current "Memory by address space within Service Class" graph. Here's a sample: And here's what I think I might like it to look like: Obviously the line's... [More]

Tags: memory cics smf72 cpu smf30 rmf smf mxg interval slr smf72-3 gddm excp db2 rexx

WLM Response Time Distribution Reporting With RMF

MartinPacker Comments (2) Visits (14775)

If you’re running a workload with WLM Percentile Response Time goals take a look at the RMF Service Class Period Response Time Goal Attainment instrumentation. It’s in the Workload Activity Report but this post is about using the raw data to tell the story better than a single snapshot (or long-term “munging”) can. (An example of a percentile response time goal is “90% of transactions must end... [More]

Tags: rexx wlm percentile gddm smf rmf smf72-3 workload_activity response_time goal transaction

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Drawing The Line

WLM Response Time Distribution Reporting With RMF