MISCONF Redis is configured to save RDB snapshots, but it is currently not able to persist on disk. Commands that may modify the data set are disabled, because ……
由于未正常的关闭redis，使Redis快照导致不能持久化，
解决方案：
打开redis客户端 redis-cli 将stop-writes-on-bgsave-error设置为no
刷新刚才错误的页面就OK了。
