Change Quorum State operation

Use this operation to designate one or more nodes as quorum nodes or as non-quorum nodes.

About this task

This operation runs the following IBM Storage Scale command:
su - gpfsprod -c 'sudo /usr/lpp/mmfs/bin/mmchnode <Quorum_State> -N <Node(s)>

For more information on this command, see the Related links.

Procedure

  1. Expand the Administration section of the GPFS_Manager operations.
  2. Expand the Change Quorum State node.
  3. For the Quorum State radio buttons, select either quorum or non-quorum.
  4. In the Node(s) field, specify the node or list of nodes (separated by semicolon) to designate with the selected quorum state.
    Example: Node1;Node2;Node3...

    You can specify nodes in a variety of ways. As a best practice, enter IP addresses (required for IPv6 deployments). For more information, see the Related link.

    You can also determine the node names by running the Get Cluster Status operation.

  5. Click Submit.
  6. Click Confirm when asked to validate your request.

Results

When you run this operation, a new entry is displayed under the Operation Execution Results list, with the name Change quorum state. When completed, the status of the operation changes from Active to Done, and the Return Value column displays a link to a log file with the result of the operation. Verify that there are no errors in this log.