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If the node.subcluster setting is blank or not set, an automatic value is assigned when using multi-server mode in Swarm. The automatic subcluster assignment sets the subcluster name to the value of the first IP address for the chassis. The automatic assignment of subcluster creates a different subcluster each multi-server chassis.
If you choose to name your subcluster, set Set node.subcluster = to a value up to 16 characters the subcluster is named. Special characters such as quotation marks and dashes cannot be used. For instance, to name the chassis ServerXYZ, enter the Enter the following in the node or cluster configuration file to name the chassis ServerXYZ:
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node.subcluster = ServerXYZ |
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