Troubleshooting Database Contention With V$Wait_Chains
(Doc ID 1428210.1)
Last updated on NOVEMBER 25, 2019
Applies to:Oracle Database Backup Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 22.214.171.124 to 126.96.36.199 [Release 11.1 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Information in this document applies to any platform.
The purpose of this document is to provide a fast and easy way to troubleshoot database contention and hangs via SQL in version 11g with v$wait_chains.
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In this Document
|Additional Information (formatted) - Top 100 wait chain processes|
|Final Blocking Session in 11.2|
|Example of Output of Query 1 using Oracle Enterprise Manager|