Fatal error: The slave I/O thread stops because master and slave have equal MySQL server ids

蚊子今天下午搭了一主三从的mysql复制，结果所有服务器都配置好后，发现从上报如下的错误 代码如下:Last_IO_Error: Fatal error: The slave I/O thread stops because master and slave have equal MySQL server ids; these ids must be different for replication to work (or the –replicate-same-server-id opt