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MySQL bug:server-id默许被自动置为1

2024/3/31 8:13:39发布8次查看
mysql bug:server-id默认被自动置为1 昨天同事在做主从时,从库报如下错误: got fatal error 1236 from master when reading data from binary log: 'misconfigured master - server id was not set' 粗粗看好像是master的server-id没有设置,但同事做如下
mysql bug:server-id默认被自动置为1
昨天同事在做主从时,从库报如下错误:
got fatal error 1236 from master when reading data from binary log: 'misconfigured master - server id was not set'
粗粗看好像是master的server-id没有设置,但同事做如下查询:
备库采集:root@localhost fri may 23 14:18:59 2014 14:18:59 [(none)]> show variables like '%server_id%';+---------------+-------+| variable_name | value |+---------------+-------+| server_id | 2 | +---------------+-------+主库采集:mysql> show variables like '%server%';+----------------------+-------------------+| variable_name | value |+----------------------+-------------------+| character_set_server | latin1 || collation_server | latin1_swedish_ci || server_id | 1 |+----------------------+-------------------+
此时,复制环境的server-id确实是全局唯一的。为何报错?由于业务是用于存储hadoop的元数据,之前mysql版本较低,同事用了比master版本高的slave,本以为是这个原因,但在mysql 的bug列表上发现: 
该发现否定了我们之前的判断,经过同事那边的测试,也确实是这个bug :-)
祝周末愉快,
good luck!
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