12c Cloud Control: After a Blackout Ends, Alerts for the Blackout Duration are Raised for Database Targets (Doc ID 1481430.1)

Last updated on OCTOBER 15, 2014

Applies to:

Enterprise Manager for Oracle Database - Version 12.1.0.1.0 to 12.1.0.2.0 [Release 12.1]
Enterprise Manager Base Platform - Version 12.1.0.1.0 to 12.1.0.2.0 [Release 12.1]
Information in this document applies to any platform.

Symptoms

12c Cloud Control raises and sends notifications after the blackout ends or stopped for the blackout duration.

Steps to reproduce:

Start the Blackout for 20-30 mins.
Once the target go in the blackout status shutdown the database.
Start up the database.

When the blackout will end it will send the database down notification with the error: Failed to connect to database instance: No more data to read from socket.

Or issue can be reproduced using the commands.

/emctl start blackout AUTO_BLACKOUT_SHUT_BD testdb:oracle_database
-- shutdown database
shutdown immediate
-- and restard alread under blackout
startup
--stop blackout
emctl stop blackout AUTO_BLACKOUT_SHUT_BD


Email after blackout finished:

Host=em12cc.us.oracle.com
Target type=Database Instance
Target name=testdb
Categories=Availability
Message=Failed to connect to database instance: No more data to read from socket.
Severity=Fatal
Event reported time=Jul 16, 2012 1:57:51 PM MDT
Associated Incident Id=1089
Associated Incident Status=New
Associated Incident Owner=
Associated Incident Acknowledged By Owner=No
Associated Incident Priority=None
Associated Incident Escalation Level=0
Event Type=Target Availability
Event name=Status
Availability status=Down
Rule Name=Test_Ruleset,MyRules
Rule Owner=SYSMAN
Update Details:
Failed to connect to database instance: No more data to read from socket.
Incident created by rule (Name = Incident management Ruleset for all targets,
Incident creation Rule for target down.; Owner = ). 

Cause

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