sentinel will force a `fix-slave-config` if start redis salve with `--slaveof redis-master 6379` https://github.com/antirez/redis/blob/unstable/src/sentinel.c#L1981
sentinel will force a
fix-slave-configif start redis salve with--slaveof redis-master 6379https://github.com/antirez/redis/blob/unstable/src/sentinel.c#L1981