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Subsystem and Transaction Monitoring and Tuning with DB2 11 for z/OS by Yasuhiro Ohmori, Cathy Drummond, Adrian Burke, Felipe Bortoletto, Paolo Bruni

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DB2 traces
DB2 traces provide the instrumentation you need to monitor, analyze, and tune your DB2 subsystem and the applications it runs.
A trace record represents a DB2 event, and is the single smallest unit of tracing. DB2 has hundreds of individual trace records, each one known by an instrumentation facility component identifier (IFCID). Documentation on all of the DB2 trace records by IFCID is in prefix.SDSNIVPD(DSNWMSGS).
A DB2 trace record is categorized into one of six types of traces: accounting, statistics, performance, monitor, ...

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