OEM 13C Useful EMCTL Agent Commands

Here’s a list of some useful emctl commands to manage your OEM 13c agent.
Get the status of the agent:
$ emctl status agent
Oracle Enterprise Manager Cloud Control 13c Release 2
Copyright (c) 1996, 2016 Oracle Corporation.  All rights reserved.
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Agent Version          : 13.2.0.0.0
OMS Version            : 13.2.0.0.0
Protocol Version       : 12.1.0.1.0
Last Reload            : (none)
Last successful upload                       : 2018-05-15 09:04:32
Last attempted upload                        : 2018-05-18 13:12:29
Total Megabytes of XML files uploaded so far : 13.6
Number of XML files pending upload           : 1,956
Size of XML files pending upload(MB)         : 3.64
Available disk space on upload filesystem    : 81.90%
Collection Status                            : Collections enabled
Heartbeat Status                             : OMS is unreachable [not running]
Last attempted heartbeat to OMS              : 2018-05-18 13:12:02
Last successful heartbeat to OMS             : 2018-05-15 09:10:00
Next scheduled heartbeat to OMS              : 2018-05-18 13:12:44
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Agent is Running and Ready
Get the list of targets currently monitored by the agent:
$ emctl config agent listtargets
Oracle Enterprise Manager Cloud Control 13c Release 2
Copyright (c) 1996, 2016 Oracle Corporation.  All rights reserved.
[localhost.localdomain.com, host]
[localhost.localdomain.com:3872, oracle_emd]
[Management Services and Repository, oracle_emrep]
[/EMGC_GCDomain/GCDomain/EMGC_OMS1, weblogic_j2eeserver]
[NodeManager_localhost.localdomain.com_1, weblogic_nodemanager]
[oms13c1_1_localhost.localdomain.com_4754, oracle_home]
Get the status of a particular target:
$ emctl status agent target /EMGC_GCDomain/GCDomain/EMGC_OMS1,weblogic_j2eeserver
Oracle Enterprise Manager Cloud Control 13c Release 2
Copyright (c) 1996, 2016 Oracle Corporation.  All rights reserved.
—————————————————————
Target Name : /EMGC_GCDomain/GCDomain/EMGC_OMS1
Target Type : weblogic_j2eeserver
Current severity state
———————-
Metric        Column name             Key             State           Timestamp
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Response      Status                  n/a             CRITICAL        Fri May 18 13:13:25 EDT 2018
alertLogAdrIncident adr_problemKey          Fri Jun 23 16:07:21 2017/254 CRITICAL        Fri Jun 23 16:07:58 EDT 2017
alertLogAdrIncident adr_problemKey          Fri Jun 23 16:08:10 2017/263 CRITICAL        Fri Jun 23 16:12:58 EDT 2017
alertLogAdrIncident adr_problemKey          Mon Jul 10 06:06:34 2017/290 CRITICAL        Mon Jul 10 06:08:52 EDT 2017
alertLogAdrIncident adr_problemKey          Mon Jun 26 13:04:51 2017/272 CRITICAL        Mon Jun 26 13:08:48 EDT 2017
alertLogAdrIncident adr_problemKey          Tue Jun 27 17:50:54 2017/281 CRITICAL        Tue Jun 27 17:53:48 EDT 2017
jvm           heapUsedPercentage.value n/a             CLEAR           Tue May 15 09:07:27 EDT 2018
jvm_threads   deadlockedThreadCount.value n/a             CLEAR           Tue May 15 09:06:15 EDT 2018
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Agent is Running and Ready
Clear the current status of a target’s metrics:
$ emctl clearstate agent /EMGC_GCDomain/GCDomain/EMGC_OMS1,weblogic_j2eeserver
Oracle Enterprise Manager Cloud Control 13c Release 2
Copyright (c) 1996, 2016 Oracle Corporation.  All rights reserved.
Clear target severity state
Now they show as undefined until the next collection happens:
$ emctl status agent target /EMGC_GCDomain/GCDomain/EMGC_OMS1,weblogic_j2eeserver
Oracle Enterprise Manager Cloud Control 13c Release 2
Copyright (c) 1996, 2016 Oracle Corporation.  All rights reserved.
—————————————————————
Target Name : /EMGC_GCDomain/GCDomain/EMGC_OMS1
Target Type : weblogic_j2eeserver
Current severity state
———————-
Metric        Column name             Key             State           Timestamp
——————————————————————————–
Response      Status                  n/a             UNDEFINED       Fri May 18 13:14:25 EDT 2018
alertLogAdrIncident adr_problemKey          Fri Jun 23 16:07:21 2017/254 UNDEFINED       Fri Jun 23 16:07:58 EDT 2017
alertLogAdrIncident adr_problemKey          Fri Jun 23 16:08:10 2017/263 UNDEFINED       Fri Jun 23 16:12:58 EDT 2017
alertLogAdrIncident adr_problemKey          Mon Jul 10 06:06:34 2017/290 UNDEFINED       Mon Jul 10 06:08:52 EDT 2017
alertLogAdrIncident adr_problemKey          Mon Jun 26 13:04:51 2017/272 UNDEFINED       Mon Jun 26 13:08:48 EDT 2017
alertLogAdrIncident adr_problemKey          Tue Jun 27 17:50:54 2017/281 UNDEFINED       Tue Jun 27 17:53:48 EDT 2017
jvm           heapUsedPercentage.value n/a             UNDEFINED       Tue May 15 09:07:27 EDT 2018
jvm_threads   deadlockedThreadCount.value n/a             UNDEFINED       Tue May 15 09:06:15 EDT 2018
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Agent is Running and Ready
Force the agent to collect dynamic properties:
$ emctl reload agent dynamicproperties /EMGC_GCDomain/GCDomain/EMGC_OMS1:weblogic_j2eeserver
Oracle Enterprise Manager Cloud Control 13c Release 2
Copyright (c) 1996, 2016 Oracle Corporation.  All rights reserved.
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EMD recompute dynprops completed successfully
Thanks,
Alfredo