make install后

鍵入/usr/local/mysql/bin/mysqld顯示錯誤

[ERROR] Can't open the mysql.plugin table. Please run mysql_upgrade to create it.

[ERROR] Fatal error: Can't open and lock privilege tables: Table 'mysql.user' doesn't exist

鍵入/usr/local/mysql/bin/mysql_upgrade 顯示錯誤

mysql_upgrade: Got error: 2002: Can't connect to local MySQL server through socket '/usr/local/mysql/data/mysql.sock' (2) while connecting to the MySQL server

Upgrade process encountered error and will not continue.