archlinux kvm qemu gentoo

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pacman -Syu
pacman -S qemu
pacman -S qemu-launcher
qemu-img create -f raw gentoo.img 20G
qemu-img create -f qcow2 gentoo 20G

exec qemu-system-x86_64 -enable-kvm -cpu host -cdrom install-amd64-minimal-20150924.iso -boot order=d -drive file=gentooVM.img,if=virtio -netdev user,id=vmnic,hostname=gentoovm -device virtio-net,netdev=vmnic -m 2048M -monitor stdio -name "Gentoo VM"

pacman -S linux-atm
pacman -S bridge-utils

在主机上创建桥
创建桥的原因是虚拟机间,虚拟机与主机间的互联
$ sudo brctl addbr br0
ip tuntap

#start gentoo with sshd
gentoo dosshd
#or /etc/init.d/sshd start

#prepare partition

#mounting
mount /dev/sda4 /mnt/gentoo
mkdir /mnt/gentoo/boot
mount /dev/sda2 /mnt/gentoo/boot
chmod 1777 /mnt/gentoo/tmp
#Downloading the stage tarball