MISCONF Redis is configured to save RDB snapshots, but is currently not able to persist on disk. Commands that may modify the data set are disabled. Please check Redis logs for details about the error

一个挺长的错误，大致意思是数据不能持久化到硬盘，

修改redis的配置文件：

stop-writes-on-bgsave-error no

然后就可以了。