[pulseaudio-discuss] Any way to get PA to wake up less when playing low latency?

Dylan Reid dgreid at chromium.org
Mon Oct 24 22:52:09 PDT 2011


I'm playing audio with a latency of 10ms.  This is working pretty well, but
it is eating a lot of CPU.  Thanks to the helpfulness of this list, I
understand why pulseaudio and pacat wake up every 2ms ((10-2*minreq)/2/2).
 How hard would it be to configure it to interrupts less?  Is it possible to
get pulseaudio to use one 10ms buffer and wakeup when it gets "low" and fill
it? Like it does for high latency?  Or is there something I'm missing that
makes this impossible for low latency?

Thanks,

Dylan
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