ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' (38)

ps -feax | grep mysqld

0  8308     1   0   0:00.08 ??         0:00.11 /bin/sh /usr/local/mysql/bin/mysqld_safe

sudo /usr/local/mysql/bin/mysqld_safe &

mysqladmin -u root -p -h127.0.0.1 --protocol=tcp shutdown

# Run the following commands
mysqld stop
mysql.server start

mysqld stop
mysql.server start
mysql -u root

mysql -u <username> -p<password> -h <yourhostname>