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Tag Archives: Problem Solving
SMPWKDIR
Just a quick post to say that I wish that IBM would automatically include an SMPWKDIR DD statement in all the GIMUNZIP jobs that they ship, even if they comment it out by default. You need it 90% of the … Continue reading
Posted in Problems and Outages
Tagged EDC5133I, GIMUNZIP, IBM, Mainframe, Problem Solving, SMPE, SMPWKDIR, System z, zOS
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Where did all these GETMAINs come from?
We’re dealing with an interesting performance problem in a certain CICS transaction. It’s one of those soft failures that creeps up to you unexpectedly, and is particularly difficult to pin-point. Our CICS has started to consume more CPU in a … Continue reading
Posted in Performance
Tagged CICS, exec cics, GETMAIN, IBM, Language Environment, LE, Performance, PMR, Problem Solving, soft failures, System z, zOS
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The dataset is open, though it may not seem to be…
I ran into an interesting problem a few days ago involving BMC’s Control-O and IBM z/OS’s DFSMS. A colleague was trying to create a new, larger Control-O statistics file. Control-O has a utility to perform both the allocation and the … Continue reading