Change Kdump Service State

As needed, Cockpit administrators can change the kdump service at boot using the web console.

What Do You Need?

The Cockpit web console must be installed and accessible.
For details, see these topics: Install and Enable Cockpit and Log in to the Cockpit Web Console.
The Kdump package (kexec-tools) is installed on the host.
Note:
An option for installing the Kdump package appears during the installation set up of Oracle Linux. If this package wasn't installed, see Installing Kdump in one of the following locations:
The cockpit-kdump package is installed on the host. Typically, this package is installed by default. For Cockpit add-on application installation details, see Install and Manage Add-on Applications.
Administrator privileges.

Steps

Using the Cockpit web console, follow these steps to change the kernel dump service state on the host system.

In the Cockpit navigation pane, click Services. The Services page appears.
In the Services page, enter kdump in the search field to find the entry for the kdump service, then click the link.
The Service page for kdump.service appears.

In the Service page for kdump.service, perform any of the following:

Toggle Kdump service state at boot: Turn off the toggle switch to deactivate the service state at boot or turn on the toggle switch to activate the service state at boot.

Reload, restart, or stop Kdump service state: Click the actions [⋮] menu next to the toggle switch and select the appropriate service state option, for example:

Reload	Reloads the service configuration files but keeps the process running.
Restart	Shuts down the service and then starts the service.
Stop	Shuts down the service.