[Spice-devel] Now available: x11spice utility

[Pavel Grunt]

Hi Jeremy,

great job!

On Tue, 2016-08-02 at 16:24 -0500, Jeremy White wrote:
> Hi folks,
> 
> I've gone ahead and built an x11spice utility as discussed here:
>   https://lists.freedesktop.org/archives/spice-devel/2016-March/027747.html
> 
> The source code is here (at least for now):
>   https://github.com/jwhite66/x11spice
> 
> Essentially, this adds the ability to export a running Xorg session
> using Spice.  It is loosely modeled after the excellent x11vnc utility,
> although it ended up being an entirely new code base.
> 
> While I've been working on it for a while, it should be considered early
> release quality.  For example, I don't know how it works on multi head
> monitors.  I also haven't used it for any sustained period of time.
> 
> The README has build and usage instructions, but it's pretty much just:
>   ./configure && make
>   src/x11spice --generate-password
> 
> I'd be grateful if folks gave it a try; feedback is greatly appreciated.

It works nicely, I noticed that cpu usage is 100% all the time (even when no
client is connected).

> 
> One result:  I don't know if I'll ever be able to get performance to
> match that of the qxl driver.  There are a number of cases (e.g. x11perf
> with small circles) that prove hard to optimize for.  So right now, this
> is useful for exporting a desktop; it is not yet (and perhaps never will
> be) a replacement for the qxl driver.

I tried (normal desktop usage + SuperTuxKart) with 2 FullHD displays, LAN env,
and imho the performance was ok 

Thanks,
Pavel

> 
> Cheers,
> 
> Jeremy
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