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cluster meet

CLUSTER

CLUSTER MEET ip port

Available since 3.0.0.

Time complexity: O(1)

CLUSTER MEET is used in order to connect different Redis nodes with cluster support enabled, into a working cluster.

The basic idea is that nodes by default don't trust each other, and are considered unknown, so that it is unlikely that different cluster nodes will mix into a single one because of system administration errors or network addresses modifications.

So in order for a given node to accept another one into the list of nodes composing a Redis Cluster, there are only two ways:

  1. The system administrator sends a CLUSTER MEET command to force a node to meet another one.
  2. An already known node sends a list of nodes in the gossip section that we are not aware of. If the