工作日志之-MySQL slave Replication Error

Description：

mysql> start slave;
ERROR 1201?(HY000): Could not initialize master info structure; more error messages can be found in the MySQL error log

[root@slave ~]# tail /var/log/mysqld.log
090105 11:53:52 [ERROR] Failed to open the relay log '/var/run/mysqld/mysqld-relay-bin.000013' (relay_log_pos 235)
090105 11:53:52 [ERROR] Could not find target log during relay log initialization
...

[root@slave mysql]# ls /var/run/mysqld/
mysqld-relay-bin.000001? mysqld-relay-bin.000003? mysqld-relay-bin.000005? mysqld-relay-bin.index???
mysqld-relay-bin.000002? mysqld-relay-bin.000004? mysqld-relay-bin.000006
[root@slave mysql]# cat master.info?
14
mysql-bin.000010
1235
192.168.3.21
slave
29019853
3307
60
0








[root@slave mysql]# cat relay-log.info?
/var/run/mysqld/mysqld-relay-bin.000013
235
mysql-bin.000010
1235

3

50703

Resolve solution:

[root@slave ~]#?service mysqld stop
[root@slave mysql]#?rm -fr master.info?
[root@slave mysql]#?rm -fr relay-log.info
[root@slave ~]# grep skip-slave-start /etc/my.cnf
skip-slave-start
[root@slave ~]#?service mysqld start
[root@master ~]# mysql -uroot -p
mysql> show master status;
+------------------+----------+--------------+------------------+
| File???????????? | Position | Binlog_Do_DB | Binlog_Ignore_DB |
+------------------+----------+--------------+------------------+
| mysql-bin.000011 |?????? 98 |????????????? |????????????????? |?
+------------------+----------+--------------+------------------+
[root@slave ~]# mysql -uroot -p

mysql>?change master to?
master_log_file='mysql-bin.000011',
master_log_pos=98,
master_host='192.168.3.21',
master_port=3307,
master_user='slave',
master_password='12345678';
Query OK, 0 rows affected (0.02 sec)
mysql>?start slave;
Query OK, 0 rows affected (0.00 sec)
mysql> show slave status\G
*************************** 1. row ***************************
???????????? Slave_IO_State: Waiting for master to send event
??????????????? Master_Host: 192.168.3.21
??????????????? Master_User: slave
??????????????? Master_Port: 3307
????????????? Connect_Retry: 60
??????????? Master_Log_File: mysql-bin.000011
??????? Read_Master_Log_Pos: 98
???????????? Relay_Log_File: mysqld-relay-bin.000002
????????????? Relay_Log_Pos: 235
????? Relay_Master_Log_File: mysql-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: 98
??????????? Relay_Log_Space: 235
??????????? 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
1 row in set (0.00 sec)

轉載于:https://blog.51cto.com/2904295/552273

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