Xen
De gacq wiki
Revisión del 12:04 2 mar 2008 de Gacq (discusión | contribuciones)
Installation
Debian Etch installation
Packages install
- INTEL
sudo apt-get install linux-image-2.6.18-6-xen-686 xen-hypervisor-3.0.3-1-i386-pae xen-linux-system-2.6.18-6-xen-686 libc6-xen
- AMD
sudo apt-get install linux-image-2.6-xen-amd64 xen-hypervisor-3.0.3-1-amd64 xen-linux-system-2.6.18-5-xen-amd64
Optional packages:
- xen-docs-3.0
- xen-shell
Network config
Before the reboot, a small change in /etc/xen/xend-config.sxp should be done.
Replace
(network-script network-dummy)
with
(network-script 'network-bridge netdev=eth0')
- reboot
xen-tools
- (optional) to install latests version from project repository add to sources.lists
# # Steve Kemp's repository: Etch # deb http://apt.steve.org.uk/etch etch main non-free contrib deb-src http://apt.steve.org.uk/etch etch main non-free contrib
sudo apt-get install xen-tools
- xen-tools config
in /etc/xen-tools/xen-tools.conf
lvm = vg0 debootstrap = 1 size = 10Gb # Disk image size. memory = 256Mb # Memory size swap = 256Mb # Swap size fs = ext3 # use the EXT3 filesystem for the disk image. dist = etch # Default distribution to install. image = sparse # Specify sparse vs. full disk images. dhcp = 1 kernel = /boot/vmlinuz-2.6.18-5-xen-amd64 initrd = /boot/initrd.img-2.6.18-5-xen-amd64 mirror = http://ftp.us.debian.org/debian/
Administration
Create image
xen-create-image --hostname vserver1.mydomain
- or use with options
xen-create-image --hostname=vm1.domain.com --size=5Gb --swap=256Mb --ide \ --ip=192.168.0.101 --netmask=255.255.255.0 --gateway=192.168.0.1 --force \ --dir=/vserver --memory=32Mb --arch=i386 --kernel=/boot/vmlinuz-2.6.18-xenU \ --debootstrap --dist=etch --mirror=http://ftp2.de.debian.org/debian/ --passwd
Boot
xm create /etc/xen/vserver1.mydomain.cfg
Console connect
xm console vserver1.mydomain
Other common commands
xm shutdown <name> - Stop a virtual machine. xm destroy <name> - Stop a virtual machine immediately without shutting it down. It's as if you switch off the power button. xm list - List all running systems. xm help - List of all commands.
Common problems
To fix up "4gb seg fixup" errors on sarge and olds domU's
mv /lib/tls /lib/tls.disabled
