On 04/17/2015 11:40 AM, Athanasios Silis wrote:
> Hi all,
> I am trying to run jackd instance from /etc/rc.local (along with a few
> other applications) from a custom made init script.
>
> The system is ubuntustudio and I have setup everything to have elevated
> permissions when executing applications from the @audio group.
>
> so when I am logged on, I see this:
> nass@starkill:~$ ulimit -r -l
> real-time priority              (-r) 95
> max locked memory       (kbytes, -l) unlimited
>
> which is expected and I can execute the script I wrote.
>
> but, when I execute my script from /etc/rc.local as
> su - nass -c "ulimits -r -l cd audio_setup/scripts ; bash ./start_audio"
> then my user does not (yet?) have elevated permissions.
>
> real-time priority              (-r) 0
> max locked memory       (kbytes, -l) 64
>
> is there a script I can run before my start_audio script to elevate my
> permissions?
>
> thank you

Hello Athanasios,

You probably need to uncomment the following line in /etc/pam.d/su:
session    required   pam_limits.so

Jeremy


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