Hi Marius,

On 01/27/2018 at 17:03 Marius Bakke writes:

> George myglc2 Clemmer <myg...@gmail.com> writes:
>
>> It appears that there are 3 ways to reach a QEMU VM desktop on headless
>> GuixSD servers: X11, spice, and maybe VNC. Is that right?
>>
>> Can anyone comment on which has the best performance.
>
> Spice was designed to be a better protocol than VNC for accessing
> virtual machine consoles.  I haven't done any benchmarks though.
>
> It requires a rather involved QEMU command line[0]:
>
>  [qemu] -spice addr=127.0.0.1,port=3001,disable-ticketing -soundhw hda \
>         -device virtio-serial -chardev 
> spicevmc,id=vdagent,debug=0,name=vdagent \
>         -device virtserialport,chardev=vdagent,name=com.redhat.spice.0 \
>
> Then you can use virt-viewer or "spicy" from spice-gtk along with SSH
> forwarding to access 127.0.0.1:3001 on the remote machine.  Setting up
> encryption or authentication requires a few more arguments if you want
> to expose this on a network-facing interface directly.
>
> [0] https://www.spice-space.org/spice-user-manual.html

Many thanks for this ... dropped your lines into my qemu call and it
worked right out of the box \\WOW// ... once I realized the virt-viewer
client is actually called remote-viewer ;-) - George

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