How to setup Node Manager for Weblogic on Linux

To Setup Node Manager follow the below steps

1. Start Admin Server
2. logon to console and goto machines
3.Click on the unix machine and verify the node name and status of it. At this point it will be in inactive state

4. Goto  WLS_HOME/server/bin

     Execute the command  ./startNodeManager.sh

5. Once the node manager is started, it will create a nodemanager.properties file under  WLS_HOME/common/nodemanager

6. Open the nodemanager.properties file using vi editor and change the value for   StartScriptEnabled from false to true .

StartScriptEnabled=true


Save the file

7.Now once again start node manager ( kill the previous instance of node manager)

8. Goto WLS_HOME/common/bin

  Start the wlst interpreter by executing ./wlst.sh

9. Now from the wlst console try to connect to the admin server

wls:/offline> connect('weblogic','weblogic1','t3://localhost:7001')
Connecting to t3://localhost:7001 with userid weblogic ...
Successfully connected to Admin Server 'AdminServer' that belongs to domain 'base_domain'.

10. Now enroll the node manager to the domain

nmEnroll('/opt/app/oracle/Middleware/user_projects/domains/base_domain','/opt/app/oracle/Middleware/wlserver_10.3/common/nodemanager')

wls:/base_domain/serverConfig> nmEnroll('/opt/app/oracle/Middleware/user_projects/domains/base_domain','/opt/app/oracle/Middleware/wlserver_10.3/common/nodemanager')
Enrolling this machine with the domain directory at /opt/app/oracle/Middleware/user_projects/domains/base_domain ...
Successfully enrolled this machine with the domain directory at /opt/app/oracle/Middleware/user_projects/domains/base_domain.
wls:/base_domain/serverConfig>

11. Now copy the classpath entry which is visible when you start the node manger on the terminal. Then goto admin console, select the managed server. goto startup tab.
In the classpath field past the copied classpath value from the node manager startup window.

12. Now try to start the manged server from the admin console