[LAU] Again: JACK using too much CPU after a while
klewellen at shellworld.net
Wed Aug 24 22:06:13 UTC 2016
sorry wrong email!
On Wed, 24 Aug 2016, Karen Lewellen wrote:
> ...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 applications.
>> 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
>> 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
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