[PD] "-rt" as user?

Michael Hackl hackl at plankton.net
Mon Mar 24 14:01:32 CET 2003


Hi

http://www.linuxdevices.com/articles/AT8906594941.html

some details and tests about the chances of the kernel interrupting pd
preemptive patch / low-latency patch

Has anyone experience with a kernel with both patches applied and pd?

ciao
Michael
plankton labs

Am Son, 2003-03-23 um 13.09 schrieb Frank Barknecht:
> Hallo,
> Andre Schmidt hat gesagt: // Andre Schmidt wrote:
> 
> > i used "chmod +s /usr/local/bin/pd" as "su"
> > then runned: 
> > -------------------
> > huolong at linux:~> pd -alsa -alsadev 1,2 -nomidi -rt
> > Sample width set to 2 bytes
> > priority 96 scheduling enabled.
> > memory locking enabled.
> > priority 98 scheduling enabled.
> > memory locking enabled.
> > -------------------
> > pd starts and audio worx...
> > so, does my suse8.1 have a RT kernel or is pd just emulating
> 
> Pd runs with "realtime" even on an unpatched plain vanilla kernel. The
> low latency patches just lower the chances, that the kernel itself
> will interrupt you audio processing. 
> 
> ciao
> -- 
>  Frank Barknecht                               _ ______footils.org__
> 
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