MySQL-1236问题处理

 

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