http://ru.wikipedia.org/wiki/OpenVZ

https://help.ubuntu.com/community/OpenVZ

http://wiki.openvz.org/Download/kernel/2.6.32/2.6.32-feoktistov.1

root@gate:~# apt-get install linux-openvz vzctl

root@gate:~# cat /etc/sysctl.conf
...
net.ipv4.conf.default.forwarding=1
net.ipv4.conf.default.proxy_arp=1
net.ipv4.conf.eth0.proxy_arp = 1

net.ipv4.ip_forward=1
net.ipv4.conf.all.rp_filter = 1
kernel.sysrq = 1
net.ipv4.conf.default.send_redirects = 1
net.ipv4.conf.all.send_redirects = 0

root@gate:~# sysctl -p

root@gate:~# ln -s /var/lib/vz /vz

root@gate:~# cd /var/lib/vz/template/cache/

root@gate:...# wget http://download.openvz.org/template/precreated/contrib/ubuntu-10.04-minimal_10.04_i386.tar.gz

root@gate:~# vzctl create 101 --ostemplate ubuntu-10.04-minimal_10.04_i386

root@gate:~# vzctl set 101 --ipadd 172.16.1.100+X --save
root@gate:~# vzctl set 101 --hostname server.corpX.un --save
root@gate:~# vzctl set 101 --nameserver 172.16.1.254 --save

root@gate:~# cat /etc/vz/conf/101.conf
...
IP_ADDRESS="172.16.1.100+X"
HOSTNAME="serverX.class.un"
NAMESERVER="172.16.1.50"

root@gate:~# vzctl start 101
root@gate:~# vzctl enter 101