Em12c, EM13c : OMS startup hangs with Error checking webtier status: Connection refused

(Doc ID 2374187.1)

Last updated on MARCH 15, 2018

Applies to:

Enterprise Manager Base Platform - Version 12.1.0.5.0 and later
Information in this document applies to any platform.

Symptoms

Trying to start the Enterprise Manager (EM) Cloud Control using the emctl start oms command hangs displaying the following entries:

emctl start oms
Oracle Enterprise Manager Cloud Control 13c Release 2
Copyright (c) 1996, 2015 Oracle Corporation. All rights reserved.
Starting Oracle Management Server...

From the emctl.log file observed the following entries:

2018-03-15 08:17:28,255 [main] INFO util.EmctlUtil logp.251 - Failed to get repos connection using info from AdminServer. Ignoring the exception: IO Error: Connection reset
2018-03-15 08:17:28,791 [main] INFO wls.OMSController main.220 - Executing emctl command : status
2018-03-15 08:17:29,039 [main] WARN commands.StatusCommand getWebTierStatus.183 - Error when checking webtier status: Connection refused
2018-03-15 08:17:29,079 [main] INFO commands.BaseCommand logAndPrint.653 - Oracle Management Server is Down
2018-03-15 08:17:29,103 [main] INFO commands.BaseCommand printMessage.413 - statusOMS finished with result: 8
.
2018-03-15 08:17:29,122 [main] INFO ctrl_extn.EmctlCtrlExtnLoader logp.251 - Connection refused
.
2018-03-15 08:18:28,302 [main] ERROR oms.PrintOMSSetupInfo main.141 - SQLException caught when trying to get repos conn:
java.sql.SQLRecoverableException: IO Error: Connection reset
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:752)
at oracle.jdbc.driver.PhysicalConnection.connect(PhysicalConnection.java:666)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:566)
at java.sql.DriverManager.getConnection(DriverManager.java:571)
Caused by: java.net.SocketException: Connection reset
at java.net.SocketInputStream.read(SocketInputStream.java:196)
at java.net.SocketInputStream.read(SocketInputStream.java:122)

 

Cause

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