How Redis Cluster Maintains Availability while Re-Sharding

Redis Cluster: MOVED redis hash slot Resolve the Error CROSSSLOT Keys in request don't hash to the same slot Tags: python redis memorydb aws AWS offers managed service Amazon MemoryDB which redisexceptionsresponseerror_ crossslot keys in request don''t hash to the same slot Hash tags are a way to ensure that multiple keys are allocated in the same hash slot This is used in order to implement multi-key operations in KeyDB Cluster

redis hash slot There are two ways to allocate hash slots in the redis cluster: take out an appropriate number of hash slots on other nodes and allocate