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How To Diagnose CF Enqueue Contention Using Systemstate dump (Doc ID 1457867.1)

Last updated on JANUARY 31, 2020

Applies to:

Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 10.2.0.2 to 11.2.0.3 [Release 10.2 to 11.2]
Information in this document applies to any platform.
***Checked for relevance on 21-Jul-2017***


Purpose

1. The scope of this article is to show the reader about the diagnotic approach for CF enqueue problems using systemstate dump.
2. Apart from this, the article also has some general recommendations for avoiding CF enqueue contention / ORA-00494 errors.

Troubleshooting Steps

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In this Document
Purpose
Troubleshooting Steps
 Goal
 Fix
References

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