openstack instalation
sudo yum install -y http://rdo.fedorapeople.org/rdo-release.rpm
sudo yum install -y openstack-packstack
packstack --answer-file=
sudo yum localinstall mysql-community-release
sudo service mysqld start
sudo chkconfig mysqld on
chkconfig --list mysqld
sudo yum install mysql-community-server
sudo service mysqld start
sudo chkconfig mysqld on
chkconfig --list mysqld
mysql_secure_installation
service mysqld restart