Understanding Redis High-Availability Architectures

Redis Redis Cluster Sharding - Courses - redis hash slot There are 16384 hash slots in KeyDB Cluster, and to compute what is the hash slot of a given key, we simply take the CRC16 of the key modulo 16384 Every node redis slot Each time there is a failover, a new, unique, monotonically increasing configuration epoch is created If multiple nodes claim to serve the same hash slots, the

redisexceptionsresponseerror_ crossslot keys in request don''t hash to the same slot If you are not using Redis in cluster mode or master-slave mode & still getting this error CLUSTERDOWN Hash slot not served then you must