Administer > Manage instances > WCS instance > Cluster with horizontal cluster members

Add additional cluster members

Cluster provides failover protection and provides workload balancing.

The instructions in this section describe how to add more members to the cluster you created in Create a WebSphere Commerce Cluster.

Procedure

1. Start the deployment manager.

2. Start the node agent on each node to add to the cluster.

   For *nix, ensure that you start each node agent as the non-root user.

3. Prepare additional members

4. Open the WAS ND Administrative Console and go to...

   Servers | Clusters

5. Stop the cluster.

6. Click...

   Cluster Name | Cluster Members | New

7. Enter the name of the new cluster member to create.

8. Select the name of the machine on which to create the new cluster member and click Apply.

9. Repeat for each additional cluster member.

10. Click Next and review the Summary page.

11. Click Finish.

12. Save to save the configuration.

13. Review to save the configuration.

14. To ensure that the deployment manager profile immediately synchronizes the configuration changes with the other nodes.

    Synchronize changes with Nodes

15. Click Save.

16. During horizontal clustering the Administrative Console will indicate that the task is complete while the EAR file is still being copied.

    To verify that the EAR file has been copied properly...

    cd WC_PROFILE/bin
    ./wsadmin.sh

17. After connecting, run...
    AdminApp isAppReady applName

    For example...

    WC_instance

18. If the last line of the output is true, the application is fully distributed.

19. To exit wsadmin, type exit.

20. Regenerate the Web server plug-in and copy the plug-in to the Web server.

21. Exit the WAS ND Administrative Console.

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