Redis Cluster: an interesting problem about moving hash slots around

The entire keyspace in Redis Clusters is divided in 16384 slots and these slots are assigned to multiple Redis nodes

hash slot, assuring that transactions can still work Besides, one Redis Cluster can serve for multiple JuiceFS file systems as long as they

redis hash 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 crossslot keys in request don''t hash to the same slot Redis supports multi-key commands in Cluster Mode, such as Set type unions or intersections, mset and mget, as long as the keys all hash to the same slot By