pthread_setprio seems to have no effect on a Raspberry

Erich Dollansky erichsfreebsdlist at alogt.com
Sat Oct 24 00:12:42 UTC 2015


Hi,

On Mon, 19 Oct 2015 15:45:40 -0700
John Baldwin <jhb at freebsd.org> wrote:

> On Saturday, August 01, 2015 02:24:16 PM Erich Dollansky wrote:
> > When I run the same source on a multi core x86, it looks like one
> > core is generating while another core is reading. This is what I
> > would expect under these condition.
> > 
> > All other settings for the two threads are default.
> > 
> > Does anyone have an idea?
> 
> If you use cpuset to restrict the x86 version to a single thread does
> it exhibit the same behavior as on the Pi?  (e.g. cpuset -l
> 1 /my/program)
> 

I am just a bit busy with other things these days. I should be able to
do this the coming month.

Erich


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