What I Learned From Pushing Redis Cluster to Its Limits

The CLUSTER DELSLOTS command asks a particular Redis Cluster node to forget which master is serving the hash slots specified as arguments In the context of a

CLUSTER SLOTS Redis CLUSTER SLOTS returns array reply of current cluster state 0 Return Value Array reply: nested list of slot ranges

redis crossslot keys in request don''t hash to the same slot Redis cluster terminology Called a hash slot, it is the key's CRC16 hash value and then a computation of a modulo using 16384 The specific algorithm used

redis slot slots starting at 5461 and ending at 10922 `MOVED` redirection If a node in a Redis Cluster receives a command for a key in a slot that it