2018年9月26日
9:25
现象:192.168.7.206、192.168.7.207互为双主,同步报错 1236
7.206现象如下
root@mysqldb 09:15 [mysql]> show slave status \G; *************************** 1. row *************************** Slave_IO_State: Master_Host: 192.168.7.207 --7.206的master主机为 7.207 Master_User: replusr Master_Port: 3309 Connect_Retry: 60 Master_Log_File: bin.000010 Read_Master_Log_Pos: 234 Relay_Log_File: slave-relay-bin.000001 Relay_Log_Pos: 4 Relay_Master_Log_File: bin.000010 Slave_IO_Running: No Slave_SQL_Running: Yes 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: 234 Relay_Log_Space: 154 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: 1236 Last_IO_Error: Got fatal error 1236 from master when reading data from binary log: 'Could not find first log file name in binary log index file' Last_SQL_Errno: 0 Last_SQL_Error: Replicate_Ignore_Server_Ids: Master_Server_Id: 207 Master_UUID: c4aff4f5-c097-11e8-b9e2-0050568d3207 Master_Info_File: mysql.slave_master_info SQL_Delay: 0 SQL_Remaining_Delay: NULL Slave_SQL_Running_State: Slave has read all relay log; waiting for more updates Master_Retry_Count: 86400 Master_Bind: Last_IO_Error_Timestamp: 180925 18:00:51 Last_SQL_Error_Timestamp: Master_SSL_Crl: Master_SSL_Crlpath: Retrieved_Gtid_Set: Executed_Gtid_Set: 232b5ddf-c098-11e8-af2d-0050568d4206:1-4, 232b5ddf-c098-11e8-af2d-0050568d4e69:1-5, c4aff4f5-c097-11e8-b9e2-0050568d3207:2-4 Auto_Position: 0 Replicate_Rewrite_DB: Channel_Name: Master_TLS_Version: 1 row in set (0.00 sec) ERROR: No query specified |
7.207现象如下
root@mysqldb 09:16 [mysql]> show slave status \G; *************************** 1. row *************************** Slave_IO_State: Master_Host: 192.168.7.206 --7.207的master主机为 7.206 Master_User: replusr Master_Port: 3309 Connect_Retry: 60 Master_Log_File: bin.000011 Read_Master_Log_Pos: 274 Relay_Log_File: slave-relay-bin.000001 Relay_Log_Pos: 4 Relay_Master_Log_File: bin.000011 Slave_IO_Running: No Slave_SQL_Running: Yes 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: 274 Relay_Log_Space: 154 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: 1236 Last_IO_Error: Got fatal error 1236 from master when reading data from binary log: 'Could not find first log file name in binary log index file' Last_SQL_Errno: 0 Last_SQL_Error: Replicate_Ignore_Server_Ids: Master_Server_Id: 206 Master_UUID: 232b5ddf-c098-11e8-af2d-0050568d4206 Master_Info_File: mysql.slave_master_info SQL_Delay: 0 SQL_Remaining_Delay: NULL Slave_SQL_Running_State: Slave has read all relay log; waiting for more updates Master_Retry_Count: 86400 Master_Bind: Last_IO_Error_Timestamp: 180925 18:01:32 Last_SQL_Error_Timestamp: Master_SSL_Crl: Master_SSL_Crlpath: Retrieved_Gtid_Set: Executed_Gtid_Set: c4aff4f5-c097-11e8-b9e2-0050568d3207:1-4, c4aff4f5-c097-11e8-b9e2-0050568d38d8:1-8 Auto_Position: 0 Replicate_Rewrite_DB: Channel_Name: Master_TLS_Version: 1 row in set (0.00 sec) |
分别在7.206、7.207关闭 slave并且刷新日志
7.206做stop slave、刷新日志等操作
root@mysqldb 09:15 [mysql]> stop slave; Query OK, 0 rows affected (0.01 sec) root@mysqldb 09:18 [mysql]> flush logs; Query OK, 0 rows affected (0.01 sec) 再次确认日志刷新后的条目和位置 root@mysqldb 09:18 [mysql]> show master status \G; *************************** 1. row *************************** File: bin.000012 --当前的日志条目 Position: 274 --当前的日志位置 Binlog_Do_DB: Binlog_Ignore_DB: Executed_Gtid_Set: 232b5ddf-c098-11e8-af2d-0050568d4206:1-4, 232b5ddf-c098-11e8-af2d-0050568d4e69:1-5, c4aff4f5-c097-11e8-b9e2-0050568d3207:2-4 1 row in set (0.00 sec) |
7.207做stop slave、刷新日志等操作
root@mysqldb 09:15 [mysql]> stop slave; Query OK, 0 rows affected (0.01 sec) root@mysqldb 09:18 [mysql]> flush logs; Query OK, 0 rows affected (0.01 sec) root@mysqldb 09:18 [mysql]> show master status \G; *************************** 1. row *************************** File: bin.000011 --当前的日志条目 Position: 234 --当前的日志位置 Binlog_Do_DB: Binlog_Ignore_DB: Executed_Gtid_Set: c4aff4f5-c097-11e8-b9e2-0050568d3207:1-4, c4aff4f5-c097-11e8-b9e2-0050568d38d8:1-8 1 row in set (0.00 sec) |
7.206做change master 、start slave操作:
root@mysqldb 09:18 [mysql]> change master to master_log_file='bin.000011',master_log_pos=234; Query OK, 0 rows affected (0.01 sec) root@mysqldb 09:20 [mysql]> start slave; Query OK, 0 rows affected (0.01 sec) root@mysqldb 09:20 [mysql]> show slave status \G; *************************** 1. row *************************** Slave_IO_State: Waiting for master to send event Master_Host: 192.168.7.207 Master_User: replusr Master_Port: 3309 Connect_Retry: 60 Master_Log_File: bin.000011 Read_Master_Log_Pos: 234 Relay_Log_File: slave-relay-bin.000002 Relay_Log_Pos: 314 Relay_Master_Log_File: bin.000011 Slave_IO_Running: Yes Slave_SQL_Running: Yes 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: 234 Relay_Log_Space: 521 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: 0 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: 207 Master_UUID: c4aff4f5-c097-11e8-b9e2-0050568d3207 Master_Info_File: mysql.slave_master_info SQL_Delay: 0 SQL_Remaining_Delay: NULL Slave_SQL_Running_State: Slave has read all relay log; waiting for more updates Master_Retry_Count: 86400 Master_Bind: Last_IO_Error_Timestamp: Last_SQL_Error_Timestamp: Master_SSL_Crl: Master_SSL_Crlpath: Retrieved_Gtid_Set: Executed_Gtid_Set: 232b5ddf-c098-11e8-af2d-0050568d4206:1-4, 232b5ddf-c098-11e8-af2d-0050568d4e69:1-5, c4aff4f5-c097-11e8-b9e2-0050568d3207:2-4 Auto_Position: 0 Replicate_Rewrite_DB: Channel_Name: Master_TLS_Version: 1 row in set (0.00 sec) |
7.207做change master 、start slave操作:
root@mysqldb 09:19 [mysql]> change master to master_log_file='bin.000012',master_log_pos=274; Query OK, 0 rows affected (0.00 sec) root@mysqldb 09:20 [mysql]> start slave; Query OK, 0 rows affected (0.01 sec) root@mysqldb 09:21 [mysql]> show slave status \G; *************************** 1. row *************************** Slave_IO_State: Waiting for master to send event Master_Host: 192.168.7.206 Master_User: replusr Master_Port: 3309 Connect_Retry: 60 Master_Log_File: bin.000012 Read_Master_Log_Pos: 274 Relay_Log_File: slave-relay-bin.000002 Relay_Log_Pos: 314 Relay_Master_Log_File: bin.000012 Slave_IO_Running: Yes Slave_SQL_Running: Yes 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: 274 Relay_Log_Space: 521 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: 0 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: 206 Master_UUID: 232b5ddf-c098-11e8-af2d-0050568d4206 Master_Info_File: mysql.slave_master_info SQL_Delay: 0 SQL_Remaining_Delay: NULL Slave_SQL_Running_State: Slave has read all relay log; waiting for more updates Master_Retry_Count: 86400 Master_Bind: Last_IO_Error_Timestamp: Last_SQL_Error_Timestamp: Master_SSL_Crl: Master_SSL_Crlpath: Retrieved_Gtid_Set: Executed_Gtid_Set: c4aff4f5-c097-11e8-b9e2-0050568d3207:1-4, c4aff4f5-c097-11e8-b9e2-0050568d38d8:1-8 Auto_Position: 0 Replicate_Rewrite_DB: Channel_Name: Master_TLS_Version: 1 row in set (0.00 sec) |
ok,完美解决