ASM Listener Target Shows “Down” in OEM 13c though It is Up

Oracle 19c GI ASM listener “ASMNET1LSNR_ASM_hostname” shows down on 13c OEM, but it is up and running actually.

[oracle@oemnode1 ~]$ emcli get_targets -targets="oracle_listener"|sort
Status Status Target Type        Target Name
0       Down   oracle_listener   ASMNET1LSNR_ASM_racnode1.virtuallab
0       Down   oracle_listener   ASMNET1LSNR_ASM_racnode2.virtuallab
...
..
.
Status Status Target Type        Target Name

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How to Apply WLS PATCH SET UPDATE in Oracle Enterprise Manager 13c

Weblogic server  is a critical component in OEM 13c, so it is strongly recommended to apply the WLS patch set update(PSU) as soon as possible.

This post is to demonstrate how to apply  WLS PATCH SET UPDATE 12.1.3.0.200414 . This patch set has included more than 300 fixes and is a generic one. This patch is not an online patch, you have to shut down  running OEM 13c servers before applying the patches.

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