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content/operate/rs/references/cli-utilities/rladmin/cluster/master.md

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Identifies the cluster's master node. Use set to change the cluster's master to a different node.

sh
cluster master [ set <node_id> ]

Parameters

ParameterType/ValueDescription
node_idintegerUnique node ID

Returns

Returns the ID of the cluster's master node. Otherwise, it returns an error message.

Example

Identify the cluster's master node:

sh
$ rladmin cluster master
Node 1 is the cluster master node

Change the cluster master to node 3:

sh
$ rladmin cluster master set 3
Node 3 set to be the cluster master node