METIS computes a (local) ordering of the objects (currently only for serial runs), while ParMETIS performs a global ordering of all the objects. ParMETIS currently (version 3.1, supported by Zoltan) requires that the number of processors is a power of two.
ParMETIS is called, but if it is METIS, METIS is called.
|Order_Method String:||METIS or PARMETIS|
|See ParMETIS.||Note that the PARMETIS options are ignored when METIS is called.|
|Required Query Functions:|
ZOLTAN_EDGE_LIST_MULTI_F N or ZOLTAN_EDGE_LIST_FN