Subject: Re: [linux-audio-dev] nice [was: jack, low latency and IO]
From: Jack O'Quin (joq_AT_io.com)
Date: Tue Dec 07 2004 - 20:06:52 EET
Jens M Andreasen <jens.andreasen_AT_chello.se> writes:
> > Also I've figured that to lower the nice number I'll need root
> > priviliges. After patching my kernel [ok, downloading a patched kernel
> > ;-P] to be able jack and friends as my normal self?.. or does this
> > patch changes the situation?
>
> I seem also not to be able to connect to jack without being root
> (although the app runs suid root... )
All JACK clients must run as the same UID as the server. Please don't
run JACK as root, except as an experiment to get things working.
To gain realtime privileges as a non-root user you need the
realtime-lsm (with 2.6 kernels) or the capabilities patch (with 2.4).
http://jackit.sourceforge.net/docs/faq.php#a52
-- joq
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