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Troubleshooting Oracle Performance, Second Edition by Christian Antognini

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CHAPTER 4

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Real-Time Analysis of Irreproducible Problems

Dynamic performance views provide key information for real-time analysis of performance problems. Because there are many such views, choosing the right ones and accessing them in the right order is of paramount importance to efficiently pinpoint a performance problem. To choose the right dynamic performance views, you also have to ask yourself one key question:

  • Do I have access to the features provided by the Diagnostics Pack and Tuning Pack options?

The question isn’t technical at all. Nevertheless, answering it is necessary because you’re allowed to use certain dynamic performance views, ...

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