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TROUBLESHOOTING ORA-4031 - Simple Guide and Basic Approach to Solve the issue (Doc ID 1416817.1)

Last updated on MAY 20, 2021

Applies to:

Oracle Database Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 9.0.1.1 and later
Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.

Purpose

The document is intended to help customer understand how they can troubleshoot ORA-04031 themselves and what are the basic approach needed to understand the issue and solve them.

Troubleshooting Steps

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In this Document
Purpose
Troubleshooting Steps
 Collect all the Diagnostic Information needed for troubleshooting
 Step 1 : Identify the trace file ( both normal and incident ) that has been generated during the time of the error ORA-04031
 Step 2 : Identify the memory chunk where the issue is reported.
 Step 3 : Identify the failure size for which the ORA-04031 was reported.
 Step 4 : Identify the number of the subpool .
 Step 5 : Find the chunk that has over grown under the subpool.
 Steps 6 : get the LIBRARY CACHE STATISTICS information :
 Some Basic Action that can be taken based on the above diagnostic information collected
 Action for step 2 :
 Action for step 3 :
 Action for step 4:
 Action for step 5.
 Action for step 6.
References

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