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EM 13c: Listener Target Status Shown as DOWN when the Listener is Actually Running (Doc ID 2903413.1)

Last updated on OCTOBER 31, 2022

Applies to:

Enterprise Manager for Oracle Database - Version and later
Information in this document applies to any platform.


From EM console, listener target is marked as down despite the listener is running on the server.

$lsnrctl status <listener_name> command is successful.

Following command from agent fails with an error:

$emctl getmetric agent <LISTENER_Name>,oracle_listener,Response
Oracle Enterprise Manager Cloud Control 13c Release 3Copyright (c) 1996, 2018 Oracle Corporation. All rights reserved.
tnsPing,Status,oraerr,0,TNS-12545: Connect failed because target host or object does not exist


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