Install kernel for turbo boost server on centos 7

yum install https://mirror.galaxydata.ru/elrepo/archive/kernel/el7/x86_64/RPMS/kernel-ml-4.20.13-1.el7.elrepo.x86_64.rpm
grub2-set-default 'CentOS Linux (4.20.13-1.el7.elrepo.x86_64) 7 (Core)'
grub2-mkconfig -o /boot/grub2/grub.cfg