ISAllGather

Given an IS on each processor, generates a large IS on each processor by concatenating together each processors IS.

Synopsis

int ISAllGather(IS is,IS *isout)
Collective on IS

Input Parameter

is -the distributed index set

Output Parameter

isout -the concatenated IS, same on all processors

Notes

ISAllGather() is clearly not scalable for large index sets.

Location: src/is/utils/iscoloring.c
IS and DA Index
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