[vfio-users] Why does the audio from VM crackle?

rndbit rndbit at sysret.net
Thu Jun 9 07:17:29 UTC 2016


Check your DPC latency, it is one of causes for cracking sound. This is
exact reason i stopped using vga passthrough for gaming..

On 2016.06.09 10:07, Abdulla Bubshait wrote:
> I am not the only one who has this issue, but if you emulate an audio
> card you end up with occasional crackling audio output, which is
> sometimes associated with drops in FPS.
>
> I know there are ways to pass audio devices to the VM directly, but in
> many setups it would be preferable to pass the audio to the host.
>
> Does anyone know the reason the audio has distortion or crackling, and
> are there any known solutions to the problem?
>
>
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> vfio-users at redhat.com
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