[Dune] parallel alugrid
Ganesh Diwan
gcdiwan83 at gmail.com
Wed Sep 9 14:07:51 CEST 2015
Hi Dune list
I am not able to distribute the grid with loadbalance when I use alugrid as
gridtype. All processes contain the same number of elements as the
original grid. I think alugrid is not correctly configured for parallel
mode. However uggrid seems to work as loadbalance splits the grid and I can
see the rank partitions in vtk output fine. I configured with following
contents in my opts file:
CONFIGURE_FLAGS="CXX=g++-4.8 \
--enable-parallel \
--enable-experimental-grid-extensions \
--with-metis=/usr \
--with-metis-lib=metis \
--with-parmetis=/usr \
--with-parmetis-lib=parmetis \
--with-alberta='/home/gcd3/dune/ext_build/alberta' \
--with-zoltan='/home/gcd3/dune/ext_build/Zoltan-v3.82' \
--with-ug='/home/gcd3/dune/ext_build/ug' \
--prefix='/home/gcd3/dune/core-2.4.0/install/' \
"
Do I need to include any other flags, perhaps adding CXXFLAGS=mpicc? I was
under impression that --enable-parallel would invoke the parallel flags for
grid, is it correct?
Thanks in advance for help,
Ganesh
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