Помогите сбросить пароля mysql в ubuntu

$ sudo /etc/init.d/mysql stop
 * Stopping MySQL database server mysqld                                                                              [ OK ]

$ sudo mysqld_safe --skip-grant-tables &
[1] 6778 150927 16:24:06 mysqld_safe Can't log to error log and syslog at the same time.  Remove all --log-error configuration options for --syslog to take effect.
150927 16:24:06 mysqld_safe Logging to '/var/log/mysql/error.log'.
150927 16:24:06 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql

$ sudo netstat -nlp | grep 3306
tcp        0      0 127.0.0.1:3306          0.0.0.0:*               LISTEN      1848/mysqld

# sudo /etc/init.d/mysql stop
* Stopping MySQL database server mysqld                                                                              [ OK ]
# ps axu
# sudo mysqld_safe --skip-grant-tables &

150927 16:24:06 mysqld_safe Can't log to error log and syslog at the same time.  Remove all --log-error configuration options for --syslog to take effect.
150927 16:24:06 mysqld_safe Logging to '/var/log/mysql/error.log'.
150927 16:24:06 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql

# ps axu

# mysql -u root

mysql> use mysql;
mysql> update user set password=PASSWORD("mynewpassword") where User='root';
mysql> flush privileges;
mysql> \q

# sudo /etc/init.d/mysql stop
# sudo /etc/init.d/mysql start