public:techstuff:libvirt
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| public:techstuff:libvirt [2012/08/21 13:51] – Deleted by PageMove plugin nathan | public:techstuff:libvirt [2020/04/25 13:05] (current) – external edit 127.0.0.1 | ||
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| + | ====== libvirt ====== | ||
| + | ===== Creating a VM ===== | ||
| + | |||
| + | ==== Creating an KVM VM ==== | ||
| + | |||
| + | virt-install | ||
| + | --name=< | ||
| + | --ram=< | ||
| + | --location=http:// | ||
| + | --os-type=linux | ||
| + | --os-variant=debiansqueeze | ||
| + | --disk=/ | ||
| + | |||
| + | ==== Creating an LXC VM ==== | ||
| + | |||
| + | * Capped resources at 512mb of ram and 2 cpus | ||
| + | |||
| + | cd /img | ||
| + | mkdir < | ||
| + | sudo debootstrap wheezy < | ||
| + | sudo virt-install --connect lxc:/// --name cubert --ram 512 --vcpu 2 --filesystem / | ||
| + | |||
| + | virt-install \ | ||
| + | --connect lxc:/// | ||
| + | --name httpd_guest | ||
| + | --ram 512 | ||
| + | --vcpus 2 | ||
| + | ==== Existing KVM image ==== | ||
| + | |||
| + | virt-install | ||
| + | --name <VM name> | ||
| + | --ram < | ||
| + | --disk path=/ | ||
| + | --import --noautoconsole --force | ||
| + | |||
| + | ==== Other Useful Options ==== | ||
| + | |||
| + | * Create VM with a bridge attached to eth0 | ||
| + | < | ||
| + | |||
| + | * Run install over console | ||
| + | |||
| + | < | ||
| + | |||
| + | * Installing to an LVM Pool instead. Replace disk line with this one. You'll end up with a volume called < | ||
| + | |||
| + | < | ||
| + | |||
| + | * If you want a specific name you'll need to create the volume manually first. | ||
| + | |||
| + | < | ||
| + | |||
| + | And then use this line to specify it. | ||
| + | |||
| + | < | ||
| + | |||
| + | ===== Open Serial Console to VM ===== | ||
| + | |||
| + | virsh console <VM name> | ||
| + | |||
| + | ===== Enable Kernel output over serial ===== | ||
| + | |||
| + | On the VM edit / | ||
| + | |||
| + | GRUB_CMDLINE_LINUX=" | ||
| + | | ||
| + | Finally run update-grub as root. | ||
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