Saturday, 20 February 2016

Fusion Middleware FAQ's

1.What is the use of nodemanager in Weblogic?

Nodemanager enables us to startup/shutdown/maintain Managed Servers from console.
It is a Java utility that runs as separate process from WebLogic Server.
It is recommended to enable nodemanager in Clustered domains & High Availability Environments.

• Monitors server availability and can restart failed servers
• Can be used to migrate servers on a failed machine to Can be used to migrate servers on a failed machine to another machine

2.How to Check if nodemanager is running?

$ps -ef|grep -i nodemanager


3.How to Start/Stop Nodemanager?

Use the script to startup Nodemanager located in $WL_HOME\server\bin

$./startNode Manager.sh

or

$nohup ./startNodeManager.sh


To stop nodemanager process, get the process id using the below command

$ps -ef|grep -i nodemanager

Kill the java process related to nodemanager at OS level

or Simple close the command shell in which nodemanager is started

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