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Troubleshooting Database Hang Issues (Doc ID 1378583.1)

Last updated on JULY 15, 2022

Applies to:

Oracle Database - Personal Edition - Version and later
Oracle Database - Enterprise Edition - Version and later
Oracle Database - Standard Edition - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Information in this document applies to any platform.


The diagnosis of the cause of database hangs is a complex task and can involve sifting through large volumes of trace which then needs correlating to determine a cause. Due to this, it may not be feasible to produce a resolution to these issues through a document such as this. However, this document can advise on the collection of first stage diagnostic information and other information.

This document supercedes :

<Document 61552.1> Troubleshooting Oracle Database Hanging Issues for versions from 7 to 9--Exhaustive

Troubleshooting Steps

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In this Document
Troubleshooting Steps
 Priority: Immediate Resolution
 Diagnostic Data Collection
 Guidance for General Scenarios
 Guidance for Specific Scenarios
 Intermittent Hangs
 Troubleshooting Other Issues

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