orirmi / openvz-wheezy

Running openvz on wheezy.

INSTALLATION

1.1 Create seperate ext4 partition, mount it at /var/lib/vz

1.2 Add openvz repository to apt.

# echo deb http://download.openvz.org/debian wheezy main >> /etc/apt/sources.list
# wget -qO - http://ftp.openvz.org/debian/archive.key | apt-key add -
# apt-get update

1.3 Install openvz kernel.

# apt-get install linux-image-openvz-amd64

###1.4 edit /etc/sysctl.conf

# packet forwarding enabled and proxy arp disabled
net.ipv4.ip_forward = 1  
net.ipv6.conf.default.forwarding = 1
net.ipv6.conf.all.forwarding = 1  
net.ipv4.conf.default.proxy_arp = 0

# Enables source route verification
net.ipv4.conf.all.rp_filter = 1

# Enables the magic-sysrq key
kernel.sysrq = 1

# We do not want all our interfaces to send redirects
net.ipv4.conf.default.send_redirects = 1
net.ipv4.conf.all.send_redirects = 0

###1.5 Install tools

# apt-get install vzctl vzquota ploop vzstats

###1.6 Disable stat collection

# touch /etc/vz/vzstats-disable

###1.7 Reboot.

RUNNING

1. Precreated templates

OS templates are available at http://download.openvz.org/template/precreated/. Download them to /vz/template/cache.

2. Creating and starting a server

[host-node]# vzctl create 101 --ostemplate fedora-core-5-minimal
[host-node]# vzctl set 101 --ipadd 10.1.2.3 --save
[host-node]# vzctl set 101 --nameserver 10.0.2.1 --save
[host-node]# vzctl start 101

101 is the container id (CTID).

###3. Executing commands inside the container

[host-node]# vzctl exec CTID ps ax

###4. Entering the container

[host-node]# vzctl enter CTID
entered into container CTID
[container]# exit
[host-node]# 

###5. Stopping the container

[host-node]# vzctl stop CTID

###6. Destroying the container

[host-node]# vzctl destroy CTID