I always put a frame hold after the plate going into the grain sample and it is 
reliable on a render farm.  Without the frame hold it will sample every frame 
or batch I think. 

John Mangia

Sent from my iPad

On Aug 8, 2013, at 10:48 PM, Frank Rueter <[email protected]> wrote:

> Hi all,
> 
> this is reported but was wondering if I'm the only one who finds F_Regrain 
> close to unusable in a render farm environment?
> 
> It's all dandy as long as you render locally, but as soon as you have 
> multiple machines render a script with F_Regrain in it, some of the frame 
> batches are all screwed up with completely wrong grain (way to big and 
> intense - confetti like).
> It seems like F_Regrain samples it grain again when the batch starts or 
> something. I'm rendering on linux and osx, workstation is linux.
> 
> Does anybody know what I'm talking about? Maybe even a solution to fixing it? 
> I will generate a grain plate locally now and use that on the render farm for 
> now.
> 
> 
> 
> Cheers,
> frank
> 
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