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
redis.conf
RDB文件名，默认为dump.rdb。
dbfilename dump.rdb
文件存放的目录，AOF文件同样存放在此目录下。默认为当前工作目录。
dir ./
查看文件写入权限，以及磁盘是否已满。
info
stop-writes-on-bgsave-error yes