This write-up details the process of placing a Pacemaker cluster into maintenance mode or freezing the cluster.

Enable Maintenance Mode

1 – Run the pcs property set maintenance-mode=true command to place the cluster into maintenance mode.

2 – Next run the pcs property command to verity that it displays maintenance-mode: true which means the cluster is in maintenance mode.

Example Output

3 – Next run the pcs status --full command and you will see an alert at the top of the status output showing the cluster is in maintenance mode.

Example Output

Disable Maintenance Mode

1 – Run the pcs property set maintenance-mode=false command to take the cluster out of maintenance mode.

2 – Next run the pcs property command to verity that it does not display maintenance-mode: true which means the cluster is not in maintenance mode.

Example Output