Understanding Redis High-Availability Architectures

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：

Understanding Redis High-Availability Architectures If you take a look at the error description, it says, Keys in request don't hash to the same slot, it means that we are running some commands

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：

slot online terbaik T12:03: ReplyError: CROSSSLOT Keys in request don't hash to the same slot T12:03: at parseError (appnode_modules

When you encounter the “CROSSSLOT Keys in request don't hash to the same slot” error, it means that the keys you are using in your command are

redis slot $ 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

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