2.停掉channel 'master-65303307'的复制,禁止:master_auto_position
先停掉master-65303307的slave，并记录下master_log_file和position信息。
stop slave for channel 'master-65303307';
(product)root@localhost [test]> show slave status for channel 'master-65303307'\G
*************************** 1. row ***************************
Slave_IO_State:
Master_Host: 10.24.65.30
Master_User: repl
Master_Port: 3307
Connect_Retry: 60
Master_Log_File: mysql-bin.000184
Read_Master_Log_Pos: 475
Relay_Log_File: relay-bin-master@002d65303307.000003
Relay_Log_Pos: 454
Relay_Master_Log_File: mysql-bin.000184
Slave_IO_Running: No
Slave_SQL_Running: No
Replicate_Do_DB:
Replicate_Ignore_DB:
Replicate_Do_Table:
Replicate_Ignore_Table:
Replicate_Wild_Do_Table:
Replicate_Wild_Ignore_Table:
Last_Errno: 0
Last_Error:
Skip_Counter: 0
Exec_Master_Log_Pos: 475
Relay_Log_Space: 1209
Until_Condition: None
Until_Log_File:
Until_Log_Pos: 0
Master_SSL_Allowed: No
Master_SSL_CA_File:
Master_SSL_CA_Path:
Master_SSL_Cert:
Master_SSL_Cipher:
Master_SSL_Key:
Seconds_Behind_Master: NULL
Master_SSL_Verify_Server_Cert: No
Last_IO_Errno: 0
Last_IO_Error:
Last_SQL_Errno: 0
Last_SQL_Error:
Replicate_Ignore_Server_Ids:
Master_Server_Id: 65303307
Master_UUID: ebdca3fd-6eb7-11e6-b20c-0050568a704c
Master_Info_File: mysql.slave_master_info
SQL_Delay: 0
SQL_Remaining_Delay: NULL
Slave_SQL_Running_State:
Master_Retry_Count: 86400
Master_Bind:
Last_IO_Error_Timestamp:
Last_SQL_Error_Timestamp:
Master_SSL_Crl:
Master_SSL_Crlpath:
Retrieved_Gtid_Set: ebdca3fd-6eb7-11e6-b20c-0050568a704c:1-2
Executed_Gtid_Set: 58abaa9b-73dd-11e6-9690-0050568a704b:1-16,
ebdca3fd-6eb7-11e6-b20c-0050568a704b:1-32459,
ebdca3fd-6eb7-11e6-b20c-0050568a704c:1-2
Auto_Position: 1
Replicate_Rewrite_DB:
Channel_Name: master-65303307
Master_TLS_Version:
1 row in set (0.00 sec)