3.3. Managing High-Availability Services

3.3. Managing High-Availability Services

You can perform the following management functions for high-availability services through the luci server component of Conga:

To perform one the functions in the preceding list, follow the steps in this section. The starting point of the procedure is at the cluster-specific page that you navigate to from Choose a cluster to administer displayed on the cluster tab.

  1. At the detailed menu for the cluster (below the clusters menu), click Services. Clicking Services causes the display of services for the cluster in the center of the page.

  2. At the right of each service listed on the page, click the Choose a task drop-down box. Clicking Choose a task drop-down box reveals the following selections depending on if the service is running:

    • If service is running — Configure this service, Restart this service, and Stop this service.

    • If service is not running — Configure this service, Start this service, and Delete this service.

    The actions of each function are summarized as follows:

    • Configure this serviceConfigure this service is available when the service is running or not running. Selecting Configure this service causes the services configuration page for the service to be displayed. On that page, you can change the configuration of the service. For example, you can add a resource to the service. (For more information about adding resources and services, refer toSection 2.8, “Adding Cluster Resources” and Section 2.9, “Adding a Cluster Service to the Cluster”.) In addition, a drop-down box on the page provides other functions depending on if the service is running.

      When a service is running, the drop-down box provides the following functions: restarting, disabling, and relocating the service.

      When a service is not running, the drop-down box on the configuration page provides the following functions: enabling and deleting the service.

      If you are making configuration changes, save the changes by clicking Save. Clicking Save causes a progress page to be displayed. When the change is complete, another page is displayed showing a list of services for the cluster.

      If you have selected one of the functions in the drop-down box on the configuration page, click Go. Clicking Go causes a progress page to be displayed. When the change is complete, another page is displayed showing a list of services for the cluster.

    • Restart this service and Stop this service — These selections are available when the service is running. Select either function and click Go to make the change take effect. Clicking Go causes a progress page to be displayed. When the change is complete, another page is displayed showing a list of services for the cluster.

    • Start this service and Delete this service — These selections are available when the service is not running. Select either function and click Go to make the change take effect. Clicking Go causes a progress page to be displayed. When the change is complete, another page is displayed showing a list of services for the cluster.


Note: This documentation is provided {and copyrighted} by Red Hat®, Inc. and is released via the Open Publication License. The copyright holder has added the further requirement that Distribution of substantively modified versions of this document is prohibited without the explicit permission of the copyright holder. The CentOS project redistributes these original works (in their unmodified form) as a reference for CentOS-5 because CentOS-5 is built from publicly available, open source SRPMS. The documentation is unmodified to be compliant with upstream distribution policy. Neither CentOS-5 nor the CentOS Project are in any way affiliated with or sponsored by Red Hat®, Inc.