Re: [Qemu-devel] How to share disk image between two kvm guests

2012-07-26 Thread Bing Bu Cao
On 07/26/2012 05:30 PM, Stefan Hajnoczi wrote: On Thu, Jul 26, 2012 at 3:51 AM, Bing Bu Cao wrote: Hi,all I want to use qemu-nbd to share disk between two kvm guests. I. # qemu-nbd -p 1024 -e 2 -n my-disk.qcow2 # nbd-client localhost 1024 /dev/nbd0 # nbd-client localhost 1024 /dev/nbd1 II. g

Re: [Qemu-devel] How to share disk image between two kvm guests

2012-07-26 Thread Stefan Hajnoczi
On Thu, Jul 26, 2012 at 3:51 AM, Bing Bu Cao wrote: > Hi,all > > I want to use qemu-nbd to share disk between two kvm guests. > > I. > # qemu-nbd -p 1024 -e 2 -n my-disk.qcow2 > # nbd-client localhost 1024 /dev/nbd0 > # nbd-client localhost 1024 /dev/nbd1 > > II. > guest1: > # /usr/local/bin/qemu

[Qemu-devel] How to share disk image between two kvm guests

2012-07-25 Thread Bing Bu Cao
Hi,all I want to use qemu-nbd to share disk between two kvm guests. I. # qemu-nbd -p 1024 -e 2 -n my-disk.qcow2 # nbd-client localhost 1024 /dev/nbd0 # nbd-client localhost 1024 /dev/nbd1 II. guest1: # /usr/local/bin/qemu -enable-kvm -m 1024 -drive file=ubuntu.img -drive file=/dev/nbd0,cache=n