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Expert Oracle RAC Performance Diagnostics and Tuning by Murali Vallath

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CHAPTER 18

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Problem Diagnosis

How many times did DBAs have to open priority one service requests with Oracle support for critical errors faced while supporting their production environments? Errors are bound to happen, and as much as we would all like to see it, there is no such thing as the perfect application that is bug free. Critical errors can be caused by a misconfiguration or uncontrolled environments or due to human error; but when it occurs, they interrupt production, cause downtime, and slow performance that affects the credibility of the DBA, the system administrators, or the application in general. So it’s important that when problems ...

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