MySQLbug:server-id默认被自动置为1_MySQL
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2022-05-24 11:09:49
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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'
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 |+----------------------+-------------------+
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 :-)
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