[LAD] ?==?utf-8?q? ?==?utf-8?q? QTractor: QThreads: Not realtime on Linux without root?

Ralf Mattes rm at mh-freiburg.de
Tue Jan 3 21:37:10 UTC 2017

Am Dienstag, 03. Januar 2017 19:31 CET, Felipe Ferreri Tonello <eu at felipetonello.com> schrieb: 

> If sched_setscheduler() returns -1, check if errno is set to EPERM. In
> this case the user trying to perform this operation does not have
> CAP_SYS_NICE[1] capability, which is *required*.
> [1] http://man7.org/linux/man-pages/man7/capabilities.7.html
> If you want this type of feature, set CAP_SYS_NICE to the group audio
> that you are referring.

??? How can I grant capabilities to a group? I thought capabilites where either given to
a user (via /etc/security/capability.conf) or to a binary (by means of setcap).

Cheers, Ralf Mattes

More information about the Linux-audio-dev mailing list