Step 1: Login to Admin Console.
Screenshot 1:
Step 2 : Go to Servers >> Clusters >> WebSphere application server clusters
Screenshot 2:
Step 3: Click on New >> Enter the "Cluster name" and click Next
Where,
(optional)
Memory-to-memory session replication is the session replication to another WebSphere® Application Server. In this mode, sessions can replicate to one or more Application Servers to address HTTP Session single point of failure (SPOF).
Screenshot 3:
Step 4: Provide the Cluster "member name" and select the "node" where you want to create
Where,
Weight
Controls the number of requests that are directed to the application server. Even though you specify a value of 0 to 20 as the weight of a server, the weight that is assigned to the server is a proportion, in which, the weight assigned to the server is the numerator, and the sum of the weights of all members of the cluster is the denominator.
Reference link : https://www.ibm.com/knowledgecenter
Screenshot 4:
You also have the option to create the member using an application server template, using an existing JVM as a template, convert existing JVM as a cluster member or create an empty cluster.
Step 5: Create additional cluster members >> Provide the Cluster "member name" and select the "node" where you want to create and then "Add Member". >> Next.
Screenshot 5:
You can also add more member .
Step 6: Review the summary and click Finish.
Screenshot 6:
Step 7: click on "review"
Screenshot 7:
Step 8: Select on "Synchronize changes with Nodes" and "Save" .
Screenshot 8 :
Screenshot 9 : OK
Step 9: Review the status of created cluster.
Screenshot 10 : Status is "stopped"
Step 10: Review the cluster members
Go to Servers >> Server Types >> WebSphere application servers
Screenshot 11 : status is "stopped"
Step 11: Now Start the "Cluster_1" from Console
Go to Servers >> Clusters >> WebSphere application server clusters
Screenshot 12 :
Screenshot 12 : Now it is started "Partial" wait till its members to start.
Screenshot 13 : Cluster is "Started"
Screenshot 14 : Custer server including members are "Started".
Screenshot 15 : also review from back-end "ps -ef | grep java" / "ps -ef | grep Cluster"
Thanks :-) !
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