Failed Logon Delay Causing Performance Hit
(Doc ID 2246758.1)
Last updated on MARCH 05, 2021
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.
- Customer has noticed that the AWR report shows "Failed logon delay" as one of the top waits, causing performance issues:
Notice how the average wait for the "failed Logon Delay" is 1000.10...almost 1 seconds.
The "Failed Logon Delay" may be cause by a automated procedure which is introduced and is using the wrong password to attempt to log in to a database server.
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