yum install -y vzkernel prlctl prl-disp-service libprlsdk-python vzstat
        systemctl enable prl-disp
        systemctl restart prl-disp
        systemctl enable vz
        systemctl restart vz
        systemctl enable ksm
        systemctl enable ksmtuned
        systemctl enable libvirtd
        systemctl restart ksm
        systemctl restart ksmtuned
        systemctl restart libvirtd
reboot