/usr/local/mysql/var/localhost.localdomain.pid

Starting MySQL. ERROR! The server quit without updating PID file (/usr/local/mysql/var/localhost.localdomain.pid).   99%權限問題 我的安裝在  /usr/local   cd /usr/local 數據庫目錄  chown -R mysql:mysql mysql 啓動即可  

>>阅读原文<<