11.1.5.1 只读性

主从复制架构下,默认Slave是只读的,如果写入则会报错:

127.0.0.1:6379> set foo bar
(error) READONLY You can't write against a read only slave.

注意这个行为是可以修改的,虽然这样的修改没有意义:

127.0.0.1:6379> CONFIG SET slave-read-only no
OK
127.0.0.1:6379> set foo bar
OK

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