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

If these two lists reside on two different hash slots , you'll get the CROSSSLOT error Open source Redis is quite

shows you why you get the CROSSSLOT Keys in request don't hash to the same slot

error_ replication slot is active for pid redis集群报错CROSSSLOT Keys in request don't hash to the same slot，先上结果：$redis->sDiffStore('live_room:robots:data:'

error slot Redis单节点没有问题，切换到Redis Cluster后业务上某一功能出错： CROSSSLOT Keys in request don't hash to the same slot copy 出错的代码：