KVM
From Funtoo Linux
Kernel Setup
User-space tools
KVM is essentially a kernel-accelerated version of QEMU. To enable KVM support in the user-space tools, add the following lines to /etc/make.conf:
QEMU_SOFTMMU_TARGETS="i386 x86_64" QEMU_USER_TARGETS="i386 x86_64"
# emerge qemu-kvm
KVM setup docs can be found here:
http://www.linux-kvm.org/page/KvmOnGentoo
# qemu-img create -f qcow2 vdisk.qcow2 10 # qemu-system-x86_64 vdisk.qcow2 -m 1024 -cdrom systemrescuecd.iso -net nic -net user