[LAU] Again: JACK using too much CPU after a while
klewellen at shellworld.net
Wed Aug 24 19:25:48 UTC 2016
...and you were never in trouble!
On Wed, 24 Aug 2016, Ffanci Silvain wrote:
> Hey hey everyone,
> I've looked more into this problem and found that JACK will start by using
> between one and two percent of the CPU, but will gradually require more.
> After a day JACK's CPU usage stands at about 65-85%.
> Usage: currently only mpv (multimedia player, completely shut down after
> every use). No persisting audio connections, no other realtime and CPU hungry
> JACK Version: 0.121.3
> Kernel Version: 3.9.0-rc6 SMP PREEMPT
> CPU scheduling/scaling_governor: powersave
> CPU setting: 800MHz single-core (of a 3GHz quadcore)
> Underlying soundcard device: ALSA multi with two MAudio Delta 1010 LT cards,
> sync'ed via S/PDIF.
> JACK commandline:
> jackd --timeout 4500 -R -d alsa -C cdelta -P pdelta -r 48000 -p 256 -z shaped
> short-time load average: 0.47 (decreasing for longer periods).
> If more information or experimentation, to identify the issue, is necessary,
> please let me know.
> Thank you for any help and hints in the right direction.
> * Homepage: https://freeshell.de/~silvain
> * Twitter: http://twitter.com/ffanci_silvain
> * GitHub: https://github.com/fsilvain
> Linux-audio-user mailing list
> Linux-audio-user at lists.linuxaudio.org
More information about the Linux-audio-user