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Administering the Disaster Recovery Framework for Oracle® Solaris Cluster 4.4

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Updated: June 2019
 
 

How to Remove a Protection Group From a Multigroup

Perform this procedure to remove a protection group from a multigroup. This procedure does not affect the protection group.


Note -  If the protection group to remove is part of set of interdependent protection groups, called a dependency chain, do not perform this procedure. Go instead to How to Change the Protection Groups in a Multigroup Dependency Chain.

Note -  You can also use the Oracle Solaris Cluster Manager browser interface to perform this task. Click Sites, click the site name to go to its page, click the multigroup name to go to its page, highlight the name of the protection group, and click Remove Protection Group. For Oracle Solaris Cluster Manager log-in instructions, see How to Access Oracle Solaris Cluster Manager in Administering an Oracle Solaris Cluster 4.4 Configuration.
  1. From a node of a site controller cluster, assume the root role or assume a role that is assigned the Geo Management rights profile.

    For more information, see Disaster Recovery Framework Rights Profiles in Installing and Configuring the Disaster Recovery Framework for Oracle Solaris Cluster 4.4.


    Note -  If you use a role with Geo Management rights, ensure that the /var/cluster/geo ACLs are correct on each node of both partner clusters. If necessary, assume the root role on the cluster node and set the correct ACLs.
    # chmod A+user:username:rwx:allow /var/cluster/geo

    The /var/cluster/geo directory must have the correct access control lists (ACL) applied for compatibility between the Geo Management rights profile and data replication software.


  2. Remove the protection group from the multigroup.
    • If the protection group to remove is not part of a dependency chain with one or more other protection groups, use the following command:
      # geomg remove-protection-group cluster:protection-group multigroup
    • If the protection group to remove is part of a dependency chain with one or more other protection groups, use the following command to specify the complete dependency chain of protection groups:
      # geomg remove-protection-group protection-group-dependency-chain multigroup
      cluster

      Name of the cluster where the protection group to remove is configured.

      protection-group-dependency-chain

      Name of the complete dependency chain of protection groups that contains the protection group that you want to remove. For example, newyork:pg1/newyork:pg2 is a dependency chain in which the newyork:pg1 protection group depends on the newyork:pg2 protection group.

      To remove multiple protection groups, separate each protection group or dependency chain name with a comma (,).

  3. If a protection group that you removed was part of a dependency chain, add back any protection groups in the dependency chain that you want to continue to be in the multigroup.
    # geomg add-protection-group protection-group-list multigroup