[dune-pdelab] Very large .vtu files

[conf86 at web.de]

> concerning the size of the vtu-files:
> Maybe you could try to reduce the amount of sub-sampling. This is the 
> number '3' in the VTK-writer.
> Because sub-sampling stands for the number of virtual refinements of 
> your grid to draw the VTK-output and at the moment you do it three times.
> A common choice for the sub-sampling would be 'degree-1' where 'degree' 
> is the polynomial degree of your function space.


Hi,

Thank you very much for your answer and explanation. 
I changed my code accordingly.

Best regards