1 mysql啟動
Failed to start mysqld.service: Unit not found.
2 查詢/etc/init.d/下是否存在mysqld
ll /etc/init.d/ | grep mysqld
發現該目錄下並沒有mysqld的文件,若存在,請備份一下
3、查詢mysqld
find / -name mysqld
4、執行復制操作,/usr/local/mysql/是我自己的mysql安裝目錄,大家根據查詢出來的結果復制
cp /usr/local/mysql/support-files/mysqld /etc/init.d/mysqld
然后 service mysqld start 啟動成功!