DONOT restart MySQL in next step (Step 2 - Master-Master Active-passive Replication --> Step#4), just start slave need to run. Do as mentioned. If below mentioned command doesn't run then run this command: STOP SLAVE; run the command and start the slave like this START SLAVE; CHANGE MASTER TO MASTER_HOST='<server-B.FQDN>', MASTER_USER='repl',MASTER_PASSWORD='xxxxx',MASTER_LOG_FILE='mysql-bin.000007',MASTER_LOG_POS=6605279; ... View more