[LAU] Allocating and setting up memory lock and real time group add terminal errors

[Florian Paul Schmidt]

On 09/05/2012 08:51 PM, trahern culver wrote:
> hey all firstly when i go to add my self to the real time group with 
> these commands
>
>
>
> groupadd realtime
> usermod -a -G realtime sound-warrior
>
> i get these errors from terminal
>
>
>
> sound-warrior at the-megga-machine:~$
> sound-warrior at the-megga-machine:~$ groupadd realtime
> groupadd: cannot lock /etc/group; try again later.
> sound-warrior at the-megga-machine:~$ usermod -a -G realtime sound-warrior
> usermod: group 'realtime' does not exist
> sound-warrior at the-megga-machine:~$
>
> does any one know what these errors mean and how to solve the problem?
>

Try adding a "sudo" in front of the commands:

sudo groupadd sound-warrior realtime

Look up the exact syntax for the groupadd command in "man groupadd"

Flo

> secondly how do you set up and use memory allocation and memory 
> locking for audio work?
>
> Your help with this problem and question would be most welcome.
>
>
> Kind regards trahern.
>
>
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> Linux-audio-user at lists.linuxaudio.org
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