mysql:Job for mysqld.service failed because the control process exited with error

1.启动mysql时出现Job for mysqld.service failed because the control process exited with error 2.先查看mysql的日志：tail -40f /var/log/mysql.log 红圈里面的信息是说明不能建立临时文件“/var/lib/mysql/temp/ib1GIFsS” 3.接下来是修改配置文件，指定temp的

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