修改配置，MySQL啓動報：[ERROR] The server quit without updating PID file

修改配置後MySQL啓動不了，報錯：mysql [root@localhost mysql]# service mysql restart Starting MySQL...[ERROR] The server quit without updating PID file (/usr/local/mysql/data/mysqld.pid). 看見這個不要驚慌，先把剛纔修改的配置註釋掉，看是否是

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