Re: [LAU] Again: JACK using too much CPU after a while

From: Karen Lewellen <klewellen@email-addr-hidden>
Date: Thu Aug 25 2016 - 01:06:13 EEST

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
>> 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.
>>
>> Ta-ta,
>> ----
>> Ffanci
>> * Homepage: https://freeshell.de/~silvain
>> * Twitter: http://twitter.com/ffanci_silvain
>> * GitHub: https://github.com/fsilvain
>> _______________________________________________
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>> Linux-audio-user@email-addr-hidden
>> http://lists.linuxaudio.org/listinfo/linux-audio-user
>>
>>
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Received on Thu Aug 25 04:15:02 2016

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