[Bf-committers] Re: [RFC] Re: Blender profiling-1 O16.2int

[Ton Roosendaal]

Hi,

Can someone translate this for me?

-Ton-

> Thanks for you attention. Yes this is a scheduler issue that makes it  
> prone to
> the effect of priority inversion (heck even the mars rover module  
> suffered
> it), brought out by the quirk in the coding. I wouldn't even know  
> where to
> begin looking at the source of blender but the culprits we've tracked  
> down so
> far that cause this use select with a very short timeout (15ms in one  
> case).
> Basically it repeatedly times out, and X never gets adequate  
> scheduling time
> to respond because the applications themselves are the ones preempting  
> X.
>
> Con
>
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>
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Ton Roosendaal  Blender Foundation ton@blender.org  
http://www.blender.org