发现Mysql的主从数据库没有同步，差点凉凉了

mysql>show processlist;

show master status;

mysql> show master status; +-------------------+----------+--------------+-------------------------------+ | File | Position | Binlog_Do_DB | Binlog_Ignore_DB | +-------------------+----------+--------------+-------------------------------+ | mysqld-bin.000001 | 3260 | | mysql,test,information_schema | +-------------------+----------+--------------+-------------------------------+ 1 row in set (0.00 sec)

mysql> show slave status\G Slave_IO_Running: Yes Slave_SQL_Running: No

stop slave; #表示跳过一步错误，后面的数字可变 set global sql_slave_skip_counter =1; start slave;

mysql> show slave status\G Slave_IO_Running: Yes Slave_SQL_Running: Yes

mysql> flush tables with read lock;

mysqldump -uroot -p -hlocalhost > mysql.bak.sql

mysql> show master status; +-------------------+----------+--------------+-------------------------------+ | File | Position | Binlog_Do_DB | Binlog_Ignore_DB | +-------------------+----------+--------------+-------------------------------+ | mysqld-bin.000001 | 3260 | | mysql,test,information_schema | +-------------------+----------+--------------+-------------------------------+ 1 row in set (0.00 sec)

scp mysql.bak.sql root@192.168.128.101:/tmp/

mysql> stop slave;

mysql> source /tmp/mysql.bak.sql

change master to master_host = '192.168.128.100', master_user = 'rsync', master_port=3306, master_password='', master_log_file = 'mysqld-bin.000001', master_log_pos=3260;

mysql> start slave;

mysql> show slave status\G Slave_IO_Running: Yes Slave_SQL_Running: Yes

UNLOCK TABLES;