March 2005
Intermediate to advanced
298 pages
9h 21m
English
book
IBM iDoctor iSeries Job Watcher: Advanced Performance Tool
by Jim Cook, Sandi Chromey, Tom Edgerton, Debbie Hatt
Content preview from IBM iDoctor iSeries Job Watcher: Advanced Performance Tool
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126 IBM iDoctor for iSeries Job Watcher: Advanced Performance Tool
5.1 Our example application and preliminary performance
analysis
Our example application performs SQL-based adds (INSERTs) and updates to an arrival
sequence physical file called TESTBASEPF. There are 20 keyed logical files over this
physical file, all with immediately maintained access paths. The 20 logical files are called
TESTLF01 through TESTLF20.
This application is used for all of the analyses in this chapter.
The application submits three jobs to a job queue; the names of these jobs all begin with
UPDADDR. One of these jobs adds 1000 records to the physical file TESTBASEPF ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.