The Dispatcher node displays the status of the FioranoMQ cluster. In addition, it is possible to add or remove an MQ Server from a cluster, as well as to change the Preferred Server Status using the Dispatcher node.
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25.8.1 Adding a Server
The administrator can add a new Server to the dispatcher. To add a new Server to the dispatcher, follow the steps below:
- Select the Dispatcher node from the Server Explorer pane.
- Right-click and select the Add Server option from the pop-up menu.
3. The New Server Properties dialog box is dispalyed. The Server can have two types of properties: General and Advanced. Configure the Server as per requirements.
4. Specify the Server properties and Click the OK button. The new Server is added as a node.
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25.8.2 Removing a Server
The administrator can remove the selected Server from the cluster by following the steps below:
- Select the name of the server to be removed from the Server Explorer pane.
- Right-click and select Delete from the pop-up menu.
- The Confirm Object Deletion dialog box is displayed. Click the Yes button. The selected server is deleted and is no longer visible in the cluster.
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25.8.3 Setting the Preferred Server
Applications can instruct the dispatcher to connect to the preferred Server of a cluster, bypassing the load balancing mechanism. This function can be used by any application that always needs to connect to one particular Server in the cluster. The administrator can set a Server to be the preferred server by following the steps below:
- Select the name of the server that is to be set as the preferred Server from the Server Explorer pane.
- Right-click and select Set as Preferred from the pop-up menu.
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25.8.4 Setting Number of Client Connections
The administrator has the right to set the maximum number of client connections that can be created on a member Server of the cluster. This number is used to compute the least loaded server in the cluster. Follow the steps below to set the maximum number of client connections:
- Select the server name from the Server Explorer pane.
- Right-click and select the Set Max Client Connections option from the pop-up menu. The Input dialog box is displayed.
3. Provide the number in the Set Max Client Connections box and Click the OK button
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25.8.5 Refreshing Dispatcher
Using the Admin Studio it is possible to refresh the status of servers in the cluster. Follow the steps below to refresh the dispatcher:
- Select the Dispatcher node from the Server Explorer pane.
- Right-click and select Refresh from the pop-up menu. Alternatively, press the F5 key to refresh.