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4.4. Managing High-Availability Services
In addition to adding and modifying a service, as described in Section 3.9, “Adding a Cluster Service to the Cluster”, you can perform the following management functions for high-availability services through the luci server component of Conga:
Start a service.
Restart a service.
Disable a service
Delete a service
Relocate a service
From the cluster-specific page, you can manage services for that cluster by clicking on Services along the top of the cluster display. This displays the services that have been configured for that cluster.
Starting a service — To start any services that are not currently running, select any services you want to start by clicking the checkbox for that service and clicking Start.
You can also start an individual service by clicking on the name of the service on the Services page. This displays the service configuration page. At the top right corner of the service configuration page are the same icons for Start, Restart, Disable, and Delete. Clicking on the Start icon starts the service you have displayed.
Restarting a service — To restart any services that are currently running. select any services you want to restart by clicking the checkbox for that service and clicking Restart.
You can also restart an individual service by clicking on the name of the service on the Services page. This displays the service configuration page. At the top right corner of the service configuration page are the same icons for Start, Restart, Disable, and Delete. Clicking on the Restart icon starts the service you have displayed.
Disabling a service — To disable any service that is currently running, select any services you want to disable by clicking the checkbox for that service and clicking Disable.
You can also disable an individual service by clicking on the name of the service on the Services page. This displays the service configuration page. At the top right corner of the service configuration page are the same icons for Start, Restart, Disable, and Delete. Clicking on the Disable icon starts the service you have displayed.
Deleting a service — To delete any services that are not currently running, select any services you want to disable by clicking the checkbox for that service and clicking Delete.
You can also delete an individual service by clicking on the name of the service on the Services page. This displays the service configuration page. At the top right corner of the service configuration page are the same icons for Start, Restart, Disable, and Delete. Clicking on the Delete icon starts the service you have displayed.
Relocating a service — To relocate a running service, click on the name of the service in the services display. This causes the services configuration page for the service to be displayed, with a display indicating on which node the service is currently running.
From the Start on node... drop-down box, select the node on which you want to relocate the service, and click on the Start icon. A message appears at the top of the screen indicating that the service is being started. You may need to refresh the screen to see the new display indicating that the service is running on the node you have selected.
