[linux-audio-dev] Linux kernel HZ, audio latency and how to measure?

Paul Davis paul at linuxaudiosystems.com
Fri Aug 18 16:38:14 UTC 2006

On Fri, 2006-08-18 at 23:10 +0700, Mulyadi Santosa wrote:
> Is there any relationship between kernel HZ and audio timing? I imagine 

no. or almost none.

recording audio doesn't involve using the system timer at all. the only
clock involved is the sample clock that drives the audio interface.
having HZ set too high could conceivably make the system more likely to
xrun, but this is not likely with a fully RT kernel.

More information about the Linux-audio-dev mailing list