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How to Diagnose High CPU Usage Problems to the Module Level (Doc ID 352648.1)

Last updated on FEBRUARY 03, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 and later
Information in this document applies to any platform.

Goal

When a process consumes much of the cpu and there is no specific waits or i/o as the culprit, then this document helps to diagnose the issue.

Solution

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In this Document
Goal
Solution
 Errorstack Methods
 Generic Stack Methods
 Manual Method
 "Automated" method
 Platform Specific Stack Methods
 Profilers
 DBX/Collector (Various UNIX flavors)
 qprof (Linux)
 Caliper
 Truss (o/s modules only)
References

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