且默认安装后error_log,slow_log 日志时间戳默认为UTC,因此会造成与系统时间不一致,与北京时间相差8个小时
mysql> SHOW GLOBAL VARIABLES LIKE 'log_timestamps';
+----------------+-------+
| Variable_name | Value |
+----------------+-------+
| log_timestamps | UTC |
+----------------+-------+
1 row in set (0.00 sec)
mysql> set GLOBAL log_timestamps=SYSTEM;
Query OK, 0 rows affected (0.00 sec)
mysql> SHOW GLOBAL VARIABLES LIKE 'log_timestamps';
+----------------+--------+
| Variable_name | Value |
+----------------+--------+
| log_timestamps | SYSTEM |
+----------------+--------+
1 row in set (0.00 sec)
因为log_timestamps 是一个GLOBAL的全局参数,所以直接在登录后去set全局参数,重启后就会直接失效
因此需要在mysql的配置文件/etc/my.cnf中[mysqld]中增加一条log_timestamps的配置
log_timestamps=SYSTEM