Why can't some Redis instances use the KEYS command?

哈希槽是来自Redis Cluster的概念, 但在各种集群方案都有使用。 哈希槽是一个key的集合，Redis集群共有16384个哈希槽，每个key通过CRC16散列

Why can't some Redis instances use the KEYS command? This will work reliably only if we have a single client performing the operation in a given time If multiple clients try to increment the key at about the same

哈希槽是来自Redis Cluster的概念, 但在各种集群方案都有使用。 哈希槽是一个key的集合，Redis集群共有16384个哈希槽，每个key通过CRC16散列

slot box That's because a Redis Cluster node will only accept multi-key commands where all the keys hash to the same slot To address this, Redis Cluster

$ redis-cli -p 30001 -c :30001> MSET one 1 two 2 three 3 CROSSSLOT Keys in request don't hash to the same slot To solve this problem

redis hash slot Cluster 에서는 KEY가 여러 서버에 분산되어 있는데, Redis addReplyError;

I've entered REDIS_HOST and REDIS_PORT similar to the traditional Redis PredisResponseServerException CROSSSLOT Keys in request don't hash to the same slot