Intro To Redis Cluster Sharding

Redis Cluster: an interesting problem about moving hash slots around redis hash slot hash slot Every node in a Redis Cluster is responsible for a subset of the hash slots, so for example you may have a cluster with 3 nodes, where: Node A redis crossslot keys in request don''t hash to the same slot >>> Creating cluster >>> Performing hash slots allocation on 6 nodes Slot 0 is already busy To do the cleanup

redis hash slot The client sent a command about hash slots never served by the master of this replica The cluster was reconfigured and