[LAU] MIDI glitches

hermann meyer brummer- at web.de
Mon Sep 30 15:26:03 UTC 2013


Am 30.09.2013 17:12, schrieb Ralf Mardorf:
> Hi Fero,
>
> I don't know what's going wrong on your system, but I would start with a
> correct limits.conf.
>
> On Mon, 2013-09-30 at 13:22 +0200, Fero Kiraly wrote:
>> my limits.conf
>> *               -       rtprio          0
>> *               -       nice            0
>> @audio          -       rtprio          65
>> @audio          -       nice           -10
>> @audio          -       memlock        40000
> If this are defaults from a package of your distro, then drop this
> disro. The nice value is "discussed" for years. If maintainers aren't
> aware about it, who knows what mistakes else they made.
>
>
> "@realtime   -  rtprio     99
> @realtime   -  memlock    unlimited
>
> Contrary to a lot of misinformation on the web, there is no reason to
> include a line here that provides enhanced "niceness" control, which is
> completely irrelevant for realtime scheduling and low latency audio
> applications." - http://jackaudio.org/linux_rt_config
>
> resp.
>
> @audio   -  rtprio     99
> @audio   -  memlock    unlimited
>
> Hth,
> Ralf
>

be aware that jack_capture use nice to prioritize it's disc-thread, 
which didn't run in rt, but still is relevant. True, jack_capture will 
work as well without nice settings.


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