今天在做主从同步时,显示slave_IO线程为NO ,并且报如下错误 Slave_IO_Running: No ... Last_IO_Error: Fatal error: The slave I/O thread stops because master and slave have equal MySQL server UUIDs; these UUIDs must be different for replication to work. 我们可以从报错信息中发现,显示的是UUID重复,…