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Re: [Xen-devel] improving VNC performance

On 26 July 2011 03:00, James Harper <james.harper@xxxxxxxxxxxxxxxx> wrote:
> What scope is there for improving VNC performance on HVM machines,
> mainly Windows?
> It would be really nice to be able to cut&paste (would require a
> userspace app), and to fake some accelerator functions (eg block moves).

Switching from a linear framebuffer to a titled framebuffer would help a lot.
We will hit much fewer pages on mouse motion in the dirty bit tracking.

I don't know if the Cirrus supports that.


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