OpenVZ

XEN tehnoloogia pole alati sobiv eriti kui pole soovi kasutada erinevaid operatsoonisüstemee vaid sama os põhiseid eraldatud masinaid. OpenVZ ideaalne lahendus.

Install

emerge openvz-sources

cd /usr/src/linux make menuconfig make && make modules_install make install

emerge vzctl rc-update add vz default /etc/init.d/vz start

modprobe simfs modprobe vzethdev wget ftp://mirrors.tera-byte.com/pub/gentoo/releases/x86/2007.0/stages/stage3-x86-2007.0.tar.bz2

mv /home/stage3-x86-2007.0.tar.bz2 /vz/template/cache bunzip2 stage3-x86-2007.0.tar.bz2 mv stage3-x86-2007.0.tar stage3.tar gzip stage3.tar

vzctl create 800 --ostemplate stage3 vzctl start 800 vzctl enter 800

Võrgu seadistus

vzctl set 900 --veth_add veth900.0,00:12:34:56:78:9A,eth0,00:12:34:56:78:9B --save ifconfig veth900.0 0

Warning: --veth_add option is outdated use --netif_add instead Configure meminfo: 49152 Configure veth devices: veth101.0 Saved parameters for VE 800

echo 1 > /proc/sys/net/ipv4/conf/veth900.0/forwarding echo 1 > /proc/sys/net/ipv4/conf/veth900.0/proxy_arp echo 1 > /proc/sys/net/ipv4/conf/eth0/forwarding echo 1 > /proc/sys/net/ipv4/conf/eth0/proxy_arp vzctl exec 900 ifconfig eth0 0 vzctl exec 900 ifconfig eth0 193.40.0.193 netmask 255.255.255.128 vzctl exec 900 route add default dev eth0 route add 193.40.0.193 dev veth900.0

1. ifconfig veth900.0

veth900.0 Link encap:Ethernet  HWaddr 00:12:34:56:78:9A
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:6569 errors:0 dropped:0 overruns:0 frame:0
          TX packets:7785 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:1011288 (987.5 Kb)  TX bytes:7733410 (7.3 Mb)

Edasine häälestus

mkdir /vz/root/800/usr/portage mount -o bind /usr/portage /vz/root/800/usr/portage

In order for VE to work, some nodes should be present in VE's /dev. For modern distributions, udev is taking care of it. For a variety of reasons udev doesn't make much sense in a VE, so the best thing to do is to disable udev and create needed device nodes manually.

Note that in some distributions /dev is mounted on tmpfs — this will not work in case of static /dev. So what you need to do is find out where /dev is being mounted on tmpfs and remove this. This is highly distribution-dependent; please add info for your distro here.

nano /etc/conf.d/rc RC_DEVICES="static"

Lingid

http://wiki.openvz.org/Virtual_Ethernet_device http://wiki.openvz.org/Gentoo_template_creation