mysql5.7 mysqld_\ubuntu mysql5.7 启动提示错误：/var/run/mysqld/mysqld.sock??
ubuntu mysql5.7 启动提示错误mysql startERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)使用 journalctl -xejournalctl -xe12月 10 11:49:38 user-70DGA014CN ...
