[Sidefx-houdini-list] mantra in H9 - multiprocessor

Peter Robbinson probbins at sympatico.ca
Fri Oct 5 16:24:29 EDT 2007


Do all your hserver versions match?

Peter

On Fri, 2007-05-10 at 16:12 -0400, Larry Giunta wrote:
> So, we've seemed to narrow down our slow mantra render problem
> in H9 to multiprocessor rendering.
> 
> If we render on only one proc, render times seems as fast as expected.
> However, with each increase to the thread count our render times get  
> increasingly slow.
> The system monitor does show the appropriate number of processors  
> working.
> 
> On the same machine multiprocessor rendering works just fine in H8, but
> in H9 we get the following time increase with each thread added.
> 
> We're running 9.0.739 on FC4
> 
> Wondering if anyone else is getting similar results  ......... or if  
> this is just unique for us.
> 
> Larry
> 
> -----------------------------------------------
> 1 thread
> 9.01u 0.38s 9.02r
> 
> 2 thread
> 15.15u 0.42s 7.77r
> 
> 3 thread
> 56.13u 0.56s 19.02r
> 
> 4 thread
> 2:13.80u 0.64s 33.96r
> -----------------------------------------------
> 
> 
-- 
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