[LAU] Xruns :(

[Ralf Mardorf]

On Sat, 22 Nov 2014 15:40:38 +0100
Arve Barsnes <arve.barsnes at gmail.com> wrote:
> On 22 November 2014 at 14:23, Ralf Mardorf
> <ralf.mardorf at alice-dsl.net> wrote:  
> > What always works is to check and change it without a tool.
> >
> > cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor  
> 
> That always was quickly busted, as this path does not exist on my
> machine. No cpufreq directory under any of the cpu* dirs. Maybe a
> kernel setting? I'm on a 3.14-12-rt9 kernel  

Oops! My apologies.

What distro?

Maybe a kernel setting, but it has nothing to do with rt patched 3.14
kernels per se. Is any governor enabled?

[rocketmouse at archlinux ~]$ zgrep CONFIG_CPU_FREQ_GOV /proc/config.gz
CONFIG_CPU_FREQ_GOV_COMMON=y
CONFIG_CPU_FREQ_GOV_PERFORMANCE=y
CONFIG_CPU_FREQ_GOV_POWERSAVE=m
CONFIG_CPU_FREQ_GOV_USERSPACE=m
CONFIG_CPU_FREQ_GOV_ONDEMAND=y
CONFIG_CPU_FREQ_GOV_CONSERVATIVE=m
[rocketmouse at archlinux ~]$ uname -r
3.14.23-rt20-1-rt

Regards,
Ralf