Redis cluster master slave - not able to add key

If you are not using Redis in cluster mode or master-slave mode & still getting this error CLUSTERDOWN Hash slot not served then you must try the below solution

redis部署bug问题解决：CLUSTERDOWN Hash slot not served，记录一次shell部署Redis出现“:50:31:致命错误：jemalloc：没有那个

error 1089 经过了一天的测试，本来测试已经完毕了，但是今天修改了点代码，再次测试的时候发现redis cluster起不来了。报错 CLUSTERDOWN Hash slot not served 。从

error_ replication slot is active for pid redis部署bug问题解决：CLUSTERDOWN Hash slot not served，记录一次shell部署Redis出现“:50:31:致命错误：jemalloc：没有那个