During re-configuration/re-running devstack, you might have noticed below error.
ERROR 1045 (28000): Access denied for user ‘root’@’localhost’ (using password: YES)
This is your issue with sql connectivity.
1) Now set a new password with mysql
sudo service mysqld stop sudo mysqld_safe --skip-grant-tables & mysql --user root mysql # check if you are able to access user table SELECT * FROM user; # replace new_password with your new passwd update user SET password = PASSWORD('new_password') WHERE user = 'root'; flush previleges; exit #restart mysql server sudo service mysqld stop sudo service mysqld start # test your new password mysql -u root -p
2) Update new password in your localrc
3) start “./stack.sh”