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MartinPacker Tags: gtf expanded_storage dim memory cics lsr vsam vio smf virtual_memory cpu vlbpaa smf110 5 Comments 6,583 Visits
Four score and seven years ago (or so it seems) the Washington Systems Center published a set of mainframe Data-In-Memory studies. These were conducted by performance teams in various IBM labs and were quite instructive and inspiring. I wish I could find the...
MartinPacker Tags: z/os smf72 parallelism dim non-swappable dfsort swappable cics memory lsr db2 smf30 vsam hipersorting capacity_planning ims smf71 batch rmf dataspace 4,538 Visits
I can't believe it's been almost a week since I wrote Batch Capacity Planning, Part 1 - CPU . Where did the time go? Re-reading it I'm struck by the overwhelming theme of Batch's unpredictability and lumpiness. This is true of memory, as well, but to a much...