------------------------------问题1----------------------------------------------- mysqlz ERROR 2003 (HY000): Can't connect to MySQL server on '127.0.0.1' (111) -------------------------------------问题2---------------------------------------- apt-get install zlibc Setting up mysql-server-5.7 (5.7.22-0ubuntu0.16.04.1) ... update-alternatives: error: alternative path /etc/mysql/mysql.cnf doesn't exist dpkg: error processing package mysql-server-5.7 (--configure): subprocess installed post-installation script returned error exit status 2 dpkg: dependency problems prevent configuration of mysql-server: mysql-server depends on mysql-server-5.7; however: Package mysql-server-5.7 is not configured yet. dpkg: error processing package mysql-server (--configure): dependency problems - leaving unconfigured Errors were encountered while processing: mysql-server-5.7 mysql-server E: Sub-process /usr/bin/dpkg returned an error code (1) -----------------------------------问题3------------------------------------------ root@ubuntu:/etc# service mysql start Job for mysql.service failed because the control process exited with error code. See "systemctl status mysql.service" and "journalctl -xe" for details.
重装链接