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You must produce a consolidated formatted trace file by combining all trace files generated by all clients for a single service. Which combination of utilities does this?
Correct Answer: B
To produce a consolidated formatted trace file from multiple trace files generated by all clients for a single service, the combination oftrcsessandTKPROFutilities is used. Thetrcsessutility consolidates trace files based on specified criteria such as session, client identifier, or service name. This results in a single trace file that combines the desired tracing information. Next,TKPROFis used to format the output of the trace file generated bytrcsess, providing a readable summary of the trace, including execution counts, execution times, and SQL statement text along with execution plans. Steps: * Usetrcsessto combine trace files: * Command:trcsess output=consolidated.trc service=your_service_name *.trc * UseTKPROFto format the consolidated trace file: * Command:tkprof consolidated.trc output.txt explain=user/password sys=no sort=prsela,fchela References: * Oracle Database Performance Tuning Guide, 19c * Oracle Database Utilities, 19c
