Scaling a High-traffic Rate Limiting Stack with Redis Cluster

Scaling a High-traffic Rate Limiting Stack with Redis Cluster redis hash slot The Redis cluster has 16384 hash slots Each key is checked modulo 16384 after CRC16 verification to determine which slot to place Each node in the cluster is 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 This is used in order to implement multi-key operations in KeyDB Cluster

redis crossslot keys in request don''t hash to the same slot  now redis-cli -h -p 6379 cluster nodes should show you all nodes 3 Divide range of hash slots into equal parts and assign it to

redis slot Returns the number of keys in the specified Redis Cluster hash slot The command only queries the local data set, so contacting a node that is not serving シャーディング Redis Cluster はクラスタ全体で16384個のhash slotをもちます。各ノードにhash slotの一部分が