redis 报错 You can't write against a read only replica

原文：https://www.cnblogs.com/dontbealarmedimwithyou/p/17999401

copyredis-cli -h 127.0.0.1 -p 6379

127.0.0.1:6379> config get slave-read-only
    1) "slave-read-only"
    2) "yes"
    
127.0.0.1:6379> config set slave-read-only no
	OK
	
127.0.0.1:6379> config get slave-read-only
    1) "slave-read-only"
    2) "no"