[LAU] jackd in RT mode at boot

Jeremy Jongepier jeremy at autostatic.com
Tue Jun 29 19:19:52 UTC 2010

James Morris wrote:
> On 29 June 2010 17:04, Lists Parisson <lists at parisson.com> wrote:
>> Le 29/06/2010 17:27, Gabriel M. Beddingfield a écrit :
>>> On Tue, 29 Jun 2010, Lists Parisson wrote:
>>>> I need to start jackd server in realtime mode on boot for an audio
>>>> embedded
>>>> Linux based project. However it seems that for OS using PAM like
>>>> Debian, it's
>>>> impossible to get RT priorities for the predefined jackd user during
>>>> the boot.
>>> Have you tried starting it in an RC-script that's run at runlevel 2 or
>>> higher?  (Runlevel 2 is the first multi-user runlevel.)
>>> Also, seems like you would want it near the end... like S99myinitscript
>>> or something.
>>> This way, it's more likely that PAM is up and running.
>> Yes I use a RC-script in /etc/init.d/ (in Debian) and a sym link to
>> /etc/rc2.d/S97jackd.
>> But this didn't work without the PAM module rule modification and the use of "su
>> -c login" proposed by Stephano in this thread.
>> Now it works very good :)
>> Thanks a lot to all of you !
>> As usual, great support on LAU/LAD
> Related, slightly OT, but maybe of interest:
> http://www.enricozini.org/sw/nodm/
> "is an automatic display manager which automatically starts an X
> session at system boot. It is meant for devices like smartphones, but
> can be used on a regular computer as well, if the security
> implications are acceptable."
> James.

You don't need such a thing as nodm. Just use something like rungetty
and start up any window manager through .bashrc



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