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Re: [vfio-users] Speed tips requested



On Sun, 2017-03-26 at 19:41 -0700, Nick S wrote:
> Do you pass your USB keyboard or do you use emulated keyboard and one of
> QXL windows to grab/release focus?

The latter.

> I use the second option and I had to
> follow the steps from the following link to deal with performance proplems
> with key repeats:
> http://serverfault.com/questions/624690/windows-guest-on-kvm-qemu-suffers-horrible-key-lag

That seems to be about keyboard lag, which isn't what I'm seeing. Keys
respond immediately, but holding down a key will eventually fill an
input buffer because the guest isn't emptying it fast enough. At least
that's my impression.

However I'll try the registry trick mentioned above to see if it makes
a difference.

poc


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