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Standby Database In 'Max Availability' Mode Does Not Increase SCN (Doc ID 2402384.1)

Last updated on FEBRUARY 27, 2019

Applies to:

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
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

Standby Database is in 'Max Availability' mode does not increase the SCN.

LGWR hangs waiting for 'library cache lock'.

The blocker is a user session which runs a SQL statement.  The SQL statement is in parsing phase and never completes.

There are several sessions waiting for 'library cache lock'.  Hanganalysis shows:

  

 

Cause

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In this Document
Symptoms
Cause
Solution
References


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