win redis CLUSTERDOWN Hash slot not served

Data Sharding Redis leverages a form of sharding in which every cache key is mapped to a “hash slot ” Within the cluster, there are 16,384 hash

Transactions in Redis only occur within the same hash slot, which ensures the highest throughput

redis 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 There is an exception in the computation of hash slots

redis slot Redis Cluster implements a concept called hash tags that can be used in order to force certain keys to be stored in the same hash slot, see Keys hash tag