解决:[ERROR] Can't open the mysql.plugin table. Please run mysql_upgrade to create it. mysql初始化结束 代码: bin/mysql_install_db --user=mysql & 启动报错 代码: 121122 21:36:50 mysqld_safe Starting mysqld daemon with databases from /opt/mysql/data 121122 21:36:50 [Warning] '--skip-locking' is deprecated and will be removed in a future release. Please use '--skip-external-locking' instead. /opt/mysql/libexec/mysqld: Table 'mysql.plugin' doesn't exist 121122 21:36:50 [ERROR] Can't open the mysql.plugin table. Please run mysql_upgrade to create it. 121122 21:36:50 [ERROR] Fatal error: Can't open and lock privilege tables: Table 'mysql.host' doesn't exist 121122 21:36:50 mysqld_safe mysqld from pid file /opt/mysql/data/Client.pid ended 解决: 重新初始化: 代码: bin/mysql_install_db --user=mysql --datadir=/opt/mysql/data/