slave_SQL_Running: No mysql同步问题解决
检查数据库发现一台MySQL Slave未和主机同步,查看Slave状态:
mysql> show slave status\G;
Slave_IO_Running: Yes
Slave_SQL_Running: No
Last_Errno: 1062
....
原因:
可能是slave机器重起后事务回滚造成的,等等
解决办法一:
A停掉Slave服务:slave stop
B到主服务器上查看主机状态:
记录File和Position对应的值。
mysql> show master status;
+------------------+-----------+--------------+------------------+
| File | Position | Binlog_Do_DB | Binlog_Ignore_DB |
+------------------+-----------+--------------+------------------+
| mysql-bin.000013 | 330748356| | |
+------------------+-----------+--------------+------------------+
1 row in set (0.00 sec)
3.到slave服务器上执行手动同步:
mysql> change master to
> master_log_file='mysql-bin.000013',
> master_log_pos=330748356;
1 row in set (0.00 sec)
mysql> slave start;
1 row in set (0.00 sec)
再次查看slave状态发现:
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
...
Seconds_Behind_Master: 0
解决办法二:
mysql> slave stop;
mysql> set GLOBAL SQL_SLAVE_SKIP_COUNTER=1;
mysql> slave start;