RE: Unable set the priority for a pthread through pthread_setschedparam

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Srinivas G. wrote:

> > Yes, subject to certain restrictions, which are detailed in the
> > sched_setscheduler(2) manpage.
> > 
> > In particular, a non-privileged process cannot set the real-time
> > priority higher than its RLIMIT_RTPRIO setting. You can change this
> > with an "rtprio" entry in /etc/security/limits.conf (settings are
> > applied on login, so changes won't affect existing login sessions).
> > 
> > Privilege is determined by the CAP_SYS_NICE capability.
> 
> Thanks Glynn.
> 
> I have tried to set the RLIMIT_RTPRIO to 100 through
> /etc/security/limits.conf. It was not defined previously, so I have
> defined in the following way.
> 
> domain       type    item     value
> #@srinivasg  soft    rtprio   100

First, as Ben says, you must uncomment the line. Second, you may also
need to set the hard limit. You can use "ulimit -a" (or -aH) to check
the actual limits.

-- 
Glynn Clements <glynn@xxxxxxxxxxxxxxxxxx>
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