Chapter 5. Managing Ceph daemons

As a storage administrator, you can manage Ceph daemons on the Red Hat Ceph Storage dashboard.

5.1. Daemon actions
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The Red Hat Ceph Storage dashboard allows you to start, stop, restart, and redeploy daemons.

Note

These actions are supported on all daemons except monitor and manager daemons.

Prerequisites

Before you begin, make sure that you have the following prerequisites in place:

Procedure

You can manage daemons two ways.

From the Services page:

From the dashboard navigation, go to Administration→Services.
Expand the service with the daemon that will have the action run on.
Note
The row can be collapsed at any time.
On the Daemons tab, select the row with the daemon.
Note
The Daemons table can be searched and filtered.
Select the action that needs to be run on the daemon. The options are Start, Stop, Restart, and Redeploy.
Figure 5.1. Managing daemons from Services

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From the Hosts page:

From the dashboard navigation, go to Cluster→Hosts.
On the Hosts List tab, expand the host row and select the host with the daemon to perform the action on.
On the Daemons tab of the host, select the row with the daemon.
Note
The Daemons table can be searched and filtered.
Select the action that needs to be run on the daemon. The options are Start, Stop, Restart, and Redeploy.
Figure 5.2. Managing daemons from Hosts

View larger image