I type "ps auxww | grep mysql" I get

[Jack Zhong]

"_mysql 224 0.0 6.6 3188416 552216 ?? S 7:58pm 0:01.50 /usr/local/mysql/bin/mysqld --basedir=/usr/local/mysql --datadir=/usr/local/mysql/data --plugin-dir=/usr/local/mysql/lib/plugin --user=mysql --log-error=/usr/local/mysql/data/Dongs-MacBook-Pro.local.err --pid-file=/usr/local/mysql/data/Dongs-MacBook-Pro.local.pid --socket=/var/mysql/mysql.sock --port=8888
root 65 0.0 0.0 2461016 1064 ?? Ss 7:58pm 0:00.04 /bin/sh /usr/local/mysql/bin/mysqld_safe --user=mysql
Username 594 0.0 0.0 2432784 604 s000 S+ 8:56pm 0:00.00 grep mysql"