Redis Best Practices

A Redis Cluster is divided into 16384 hash slots, and a deterministic formula is used to derive the key to hash slot mapping, [ CRC16

Set the endpoints to use while connecting to the redis server RedisOptions · setHashSlotCacheTTL Sets the TTL of the hash slot cache

redisexceptionsresponseerror_ crossslot keys in request don''t hash to the same slot Returns the number of keys in the specified Redis Cluster hash slot String · clusterDelSlots Removes slots from the cluster node

redis slot The single key or multi-key operation must belong to the same hash slot of the shard By default, replica nodes with cluster mode turned on redirect all read