wget https://download.openvz.org/virtuozzo/releases/openvz-7.0.10-252/x86_64/os/Packages/o/openvz-release-7.0.10-5.vz7.x86_64.rpm
rpm -i openvz-release-7.0.10-5.vz7.x86_64.rpm
 
 
# 
yum install python3
rpm -Uvh http://repo.virtuozzo.com/vzlinux/7.9/x86_64/os/Packages/r/readykernel-scan-0.11-1.vl7.noarch.rpm
rpm -Uvh http://repo.virtuozzo.com/vzlinux/7.9/x86_64/os/Packages/z/zstd-1.4.4-1.vl7.x86_64.rpm
rpm -Uvh http://repo.virtuozzo.com/vzlinux/7.9/x86_64/os/Packages/v/vzlinux-release-7-1.vl7.91.x86_64.rpm
 
# mv /etc/yum.repos.d/CentOS-* /root/
rpm -e --nodeps --justdb json-c
yum -y erase jansson
yum -y localinstall http://repo.virtuozzo.com/vzlinux/7.9/x86_64/os/Packages/j/jansson-2.10-1.vl7.1.x86_64.rpm
yum -y localinstall http://repo.virtuozzo.com/vzlinux/7.9/x86_64/os/Packages/j/json-c-0.11-13.vl7.1.x86_64.rpm
rpm -e --nodeps --justdb nspr nss nss-pem nss-softokn nss-softokn-freebl nss-sysinit nss-tools nss-util
yum -y localinstall http://repo.virtuozzo.com/vzlinux/7.9/x86_64/os/Packages/n/nss-3.67.0-4.vl7.x86_64.rpm
yum -y install nss-softokn-freebl.i686 nss-tools
yum -y install prlctl prl-disp-service vzkernel *ploop*
yum -y update
 
#

Отсюда