On 23/08/2012 7:45 AM, Le_Forgeron wrote:
> (There is no perfect value: too small gives a large overhead of message
> with fine granularity, too large gives less overhead but coarser
> granularity with numerous cores. Choose your own balance: if it please
> you, it's the right value)

Normally I go with the default block size but if I end up waiting for 
the last block to finish I will change subsequent renders.
I did some quick tests on random scenes and confirmed that you are 
right, lowering the block size can increase the time taken.


-- 
Regards
     Stephen

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