OEM Fix For Agent Shows Availability Evaluation Error
Posted by Mir Sayeed Hassan on March 9th, 2021
OEM Fix For Agent Shows Availability Evaluation Error
This error occur in one of our database after adding and agent into it
Locate to the agent bin location and check the current status
[oracle@test-db ~]$ cd /home/oracle/OEM13.4/agent_inst/bin/
[oracle@test-db bin]$ ls emctl emtgtctl forwarderProxy nmosudo.props
Check the status of agent
[oracle@test-db bin]$ ./emctl status agent Oracle Enterprise Manager Cloud Control 13c Release 4 Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved. --------------------------------------------------------------- Agent Version : 13.4.0.0.0 OMS Version : 13.4.0.0.0 Protocol Version : 12.1.0.1.0 Agent Home : /home/oracle/OEM13.4/agent_inst Agent Log Directory : /home/oracle/OEM13.4/agent_inst/sysman/log Agent Binaries : /home/oracle/OEM13.4/agent_13.4.0.0.0 Core JAR Location : /home/oracle/OEM13.4/agent_13.4.0.0.0/jlib Agent Process ID : 60823 Parent Process ID : 60626 Agent URL : https://172.16.13.41:3872/emd/main/ Local Agent URL in NAT : https://172.16.13.41:3872/emd/main/ Repository URL : https://oemdb:4903/empbs/upload Started at : 2021-03-06 18:11:15 Started by user : oracle Operating System : Linux version 3.8.13-68.3.4.el6uek.x86_64 (amd64) Number of Targets : (none) Last Reload : (none) Last successful upload : (none) Last attempted upload : (none) Total Megabytes of XML files uploaded so far : 0 Number of XML files pending upload : 0 Size of XML files pending upload(MB) : 0 Available disk space on upload filesystem : 18.90% Collection Status : Collections enabled Heartbeat Status : Ok Last attempted heartbeat to OMS : 2021-03-06 18:20:19 Last successful heartbeat to OMS : 2021-03-06 18:20:19 Next scheduled heartbeat to OMS : 2021-03-06 18:21:19 --------------------------------------------------------------- Agent is Running and Ready
Note: The agent is current running & ready but we find that the ‘Last successful upload’ is ‘(none)’, it is supposed to be a valid date & time.
Fallow the below steps to resolve this issue.
[oracle@test-db bin]$ ./emctl config agent addinternaltargets Oracle Enterprise Manager Cloud Control 13c Release 4 Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved.
Secure the agent
[oracle@test-db bin]$ ./emctl secure agent Oracle Enterprise Manager Cloud Control 13c Release 4 Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved. Agent successfully stopped... Done. Securing agent... Started. Enter Agent Registration Password : Agent successfully restarted... Done. Securing agent... Successful.
Configure the agent with listtargets
[oracle@test-db bin]$ ./emctl config agent listtargets Oracle Enterprise Manager Cloud Control 13c Release 4 Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved.
Stop the running agent
[oracle@test-db bin]$ ./emctl stop agent Oracle Enterprise Manager Cloud Control 13c Release 4 Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved. Stopping agent ... stopped.
[oracle@test-db bin]$ ./emctl secure agent Oracle Enterprise Manager Cloud Control 13c Release 4 Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved. Agent is already stopped... Done. Securing agent... Started. Enter Agent Registration Password : Securing agent... Successful.
Clear the agent
[oracle@test-db bin]$ ./emctl clearstate agent Oracle Enterprise Manager Cloud Control 13c Release 4 Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved. EMD clearstate completed successfully
[oracle@test-db bin]$ ./emctl secure agent Oracle Enterprise Manager Cloud Control 13c Release 4 Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved. Agent is already stopped... Done. Securing agent... Started. Enter Agent Registration Password : Securing agent... Successful.
Start the agent
[oracle@test-db bin]$ ./emctl start agent Oracle Enterprise Manager Cloud Control 13c Release 4 Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved. Starting agent ........ started.
Check the status of agent
[oracle@test-db bin]$ ./emctl status agent Oracle Enterprise Manager Cloud Control 13c Release 4 Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved. --------------------------------------------------------------- Agent Version : 13.4.0.0.0 OMS Version : 13.4.0.0.0 Protocol Version : 12.1.0.1.0 Agent Home : /home/oracle/OEM13.4/agent_inst Agent Log Directory : /home/oracle/OEM13.4/agent_inst/sysman/log Agent Binaries : /home/oracle/OEM13.4/agent_13.4.0.0.0 Core JAR Location : /home/oracle/OEM13.4/agent_13.4.0.0.0/jlib Agent Process ID : 27053 Parent Process ID : 26691 Agent URL : https://172.16.13.41:3872/emd/main/ Local Agent URL in NAT : https://172.16.13.41:3872/emd/main/ Repository URL : https://oemdb:4903/empbs/upload Started at : 2021-03-06 18:25:23 Started by user : oracle Operating System : Linux version 3.8.13-68.3.4.el6uek.x86_64 (amd64) Number of Targets : (none) Last Reload : (none) Last successful upload : 2021-03-06 18:25:27 Last attempted upload : 2021-03-06 18:25:27 Total Megabytes of XML files uploaded so far : 0 Number of XML files pending upload : 0 Size of XML files pending upload(MB) : 0 Available disk space on upload filesystem : 18.99% Collection Status : Collections enabled Heartbeat Status : Ok Last attempted heartbeat to OMS : 2021-03-06 18:25:26 Last successful heartbeat to OMS : 2021-03-06 18:25:26 Next scheduled heartbeat to OMS : 2021-03-06 18:26:26 --------------------------------------------------------------- Agent is Running and Ready
====Hence tested & Verified in our test env====