[Jack-Devel] Jack_Capture not starting anymore after having Jackd running as systemd service

jack at microfx.de jack at microfx.de
Tue Dec 11 01:48:39 CET 2018


somehow the file is not being created - but yes, I can see in journalctl those warnings:

Dec 11 01:47:07 MICROLABS-P1 jackd[11977]: Jack: JackAlsaDriver::Read warning fBufferSize = 128 nframes = 256
Dec 11 01:47:10 MICROLABS-P1 jackd[11977]: Jack: JackSocketServerChannel::Execute : fPollTable i = 1 fd = 11
Dec 11 01:47:14 MICROLABS-P1 jackd[11977]: Jack: JackAlsaDriver::Read warning fBufferSize = 128 nframes = 256
Dec 11 01:47:20 MICROLABS-P1 jackd[11977]: Jack: JackSocketServerChannel::Execute : fPollTable i = 1 fd = 11

> On 11. Dec 2018, at 01:38, Kjetil Matheussen <k.s.matheussen at gmail.com> wrote:
> 
> Maybe you can do this in your service configuration:
> 
> ExecStart=/usr/local/bin/jackd -t 2000 -P 75 -d alsa -d hw:pisound -r
> 48000 -p 128 -n 2 -X seq -s > /tmp/jackd_output.txt
> 
> And then check /tmp/jackd_output.txt if there's anything wrong.
> (by the way, doesn't services log to some file?)
> 
> 
> 
> 
> On Tue, Dec 11, 2018 at 1:20 AM jack at microfx.de <jack at microfx.de> wrote:
>> 
>> Hmm… nope. Sorry for the spam. Still crackling after reboot + daemon-reload. This could have been so easy.
>> 
>>> On 11. Dec 2018, at 01:17, jack at microfx.de wrote:
>>> 
>>> ah.. reboot … heh … that’s it. I just rebooted - but I forgot to systemctl daemon-reload - thanks!
>>> 
>>>> On 11. Dec 2018, at 01:14, Kjetil Matheussen <k.s.matheussen at gmail.com> wrote:
>>>> 
>>>> On Tue, Dec 11, 2018 at 1:12 AM jack at microfx.de <jack at microfx.de> wrote:
>>>>> 
>>>>> I just changed it to Group=audio …same
>>>>> 
>>>>> 
>>>> 
>>>> Maybe this helps:
>>>> 
>>>> * - rtprio 99
>>>> * - memlock unlimited
>>>> 
>>>> You might also have to reboot after changing this file, don't know.
>>> 
>>> _______________________________________________
>>> Jack-Devel mailing list
>>> Jack-Devel at lists.jackaudio.org
>>> http://lists.jackaudio.org/listinfo.cgi/jack-devel-jackaudio.org
>> 




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