/etc/init.d/vz start {start|stop|status|restart|force-reload|update-cron}
www:~# /etc/init.d/vz update-cron
Removing OpenVZ cron entries..done
www:~# /etc/init.d/vz start
Starting OpenVZ: ..done
Bringing up interface venet0: ..done
Configuring interface venet0: ..done
www:~# /etc/init.d/vz update-cron
Adding OpenVZ cron entries..done
www:~# vzctl create 101 --ostemplate debian-4.0-amd64-minimal --config vps.basic
Creating VE private area (debian-4.0-amd64-minimal)
Performing postcreate actions
VE private area was created
www:~# vzctl start 101
Starting VE ...
VE is mounted
Setting CPU units: 1000
Configure meminfo: 65536
VE start in progress...
www:~# 

Unable to open /dev/vzctl: No such file or directory
Please check that vzdev kernel module is loaded and you have sufficient permissions to access the file.
www:~# Unable to open /dev/vzctl: No such file or directory
-bash: Unable: command not found

modprobe vzdev

lsmod | grep vzeth

/etc/init.d/vz start