Tag Archives: Performance

Profiling trace files with preprocessor external tables in 11g and some parallel execution hacking

If you work with SQL Trace files (and profile them) then you should check out the awesome novel use of the “external table preprocessor” feature explained by Adrian Billington here: http://www.oracle-developer.net/display.php?id=516 Ironically just a day after writing my “Evil things” … Continue reading

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Latch contention troubleshooting case study and Flashback Database performance issues with LOBs

Steve Bamber has written up a case study of library cache latch contention troubleshooting of an Apex application with LatchProf. I’m happy that others also see the value and have had success with my new LatchProf based latch contention troubleshooting … Continue reading

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