ORA-03135 on TTnn process in Standby Database With Sqlnet.send_timeout (Doc ID 2285110.1)

Last updated on AUGUST 08, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.1 to 12.1.0.2 [Release 12.1]
Information in this document applies to any platform.

Symptoms

If SQLNET.SEND_TIMEOUT is set in the sqlnet.ora file of the Physical Standby Database and the specified timeout has been passed, the connection between TTnn process of the primary database and RFS on standby database disconnected.  This issue occurs only on LGWR/ASYNC log transportation.  The alert.log reports ORA-3135 on TTnn and TNS-12535 on RFS.

 

Changes

 This problem is reported when following all conditions are satisfied.

Cause

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms