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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Chapter 5. SQL, call stack, and journal analysis examples 127
5.2 SQL analysis
When making the first collection for assessment, we used the following data collection options
to ensure that you collect only those SQL statements that are active when the collection
snapshots are made. We specified the following collection options, referring to 3.3.4, “Data
collection options” on page 58 for configuring these options:
Collection interval: 5 seconds
Call stack every interval
Active SQL statements and host variables every interval
Remember, the SQL statements will be collected only if they are executing when the
collection snapshot is taken.
System-wide collection (all jobs, all tasks)
Set the maximum size to 4,000 MB (assuming you have enou ...
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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.