Paravirtualized block device: Difference between revisions

From KVM
No edit summary
 
No edit summary
 
(2 intermediate revisions by 2 users not shown)
Line 1: Line 1:
=Paravirtualized Block Device=
== Host side ==
== Host side ==
run kvm with command-line: -drive file=<path_to_your_raw_qemu_img>,if=virtio
run kvm with command-line: <code>-drive file=<path_to_your_raw_qemu_img>,if=virtio</code>


you can also specify boot=on in the command-line: -drive file=<path_to_your_raw_qemu_img>,if=virtio,boot=on
you can also specify boot=on in the command-line: <code>-drive file=<path_to_your_raw_qemu_img>,if=virtio,boot=on</code>


== Guest side ==
== Guest side - Linux ==
sudo modprobe virtio_blk
sudo modprobe virtio_blk


to have virtio_blk driver, you need to upgrade the kernel to higher than 2.6.25.
to have <code>virtio_blk</code> driver, you need to upgrade the kernel to higher than 2.6.25.


refer to [[Virtio]]
refer to [[Virtio]]
== Guest side - Windows ==
You can find Windows drivers at [[Downloads]] page.

Latest revision as of 05:08, 17 April 2010

Paravirtualized Block Device

Host side

run kvm with command-line: -drive file=<path_to_your_raw_qemu_img>,if=virtio

you can also specify boot=on in the command-line: -drive file=<path_to_your_raw_qemu_img>,if=virtio,boot=on

Guest side - Linux

sudo modprobe virtio_blk

to have virtio_blk driver, you need to upgrade the kernel to higher than 2.6.25.

refer to Virtio

Guest side - Windows

You can find Windows drivers at Downloads page.