[gst-devel] CPU Load bcoz of Gstreamer plugin

Edward Hervey bilboed at gmail.com
Wed Sep 9 17:12:37 CEST 2009


On Wed, 2009-09-09 at 05:50 -0700, rakesh sharma wrote:
> I am still not able to analyse where its eating full cpu ....

  You will have to persevere then. We can't guess where you problem is.

     Edward

> If anybody is having any idea please share with me....
> 
> 
> rakesh sharma wrote:
> > 
> > On device there is no debug mode supported.
> > Thanks for that googling thing i'll search for those tools.
> > Any other idea...
> > 
> > 
> > Edward Hervey wrote:
> >> 
> >> 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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> >>> > https://lists.sourceforge.net/lists/listinfo/gstreamer-devel
> >>> > 
> >>> > 
> >>> 
> >> 
> >> 
> >> ------------------------------------------------------------------------------
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> >> 
> > 
> > 
> 





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