[gst-devel] CPU Load bcoz of Gstreamer plugin

Edward Hervey bilboed at gmail.com
Tue Sep 8 13:07:38 CEST 2009


On Tue, 2009-09-08 at 03:44 -0700, rakesh sharma wrote:
> We dont have those tools callgrind/oprofile on the target platform.
> I have written the plugin in lcml(socket node), so code should take maximum
> cpu on dsp side not arm side, but its tacking full cpu on arm side . I am
> not able to measure where its eating cpu.
> If you people have those tools for arm you can share it with me so that i'll
> check and let you know about that.please reply soon its urgent.

1. I just can not believe your employer doesn't have profiling tools for
ARM. (Googling for "arm profiling linux" returns heaps of
results/tools).

2. If you'd carried on reading my mail you would have read "or analyze
your logs to see where it's taking all that time". By logs, I mean
GST_DEBUG logs.

   Edward

> 
> thanks for reply...
> 
> 
> Edward Hervey wrote:
> > 
> > Sorry to ask the obvious question...
> > 
> > ... but have you profiled your pipeline and/or encoder to see *WHERE*
> > it's taking 99% cpu ? Use a profiler like callgrind/oprofile (if
> > available on your platform) or analyze your logs to see where it's
> > taking all that time.
> > 
> >   Until you've analyzed where your problem is... we won't be able to
> > help you.
> > 
> > On Mon, 2009-09-07 at 23:47 -0700, rakesh sharma wrote:
> >> I have written mp4sp encoder and its tacking 99% cpu load for all
> >> resolutions.
> >> Can anyone suggest solution for this ?
> >> Is that i have to release cpu using some gstreamer api ?
> >> Please help me its urgent.....
> > 
> > 
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> 





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