message: changed vector<size_t> to Dims
diff: @@ -95,8 +95,8 @@ int main(int argc, char *argv[])
  // 1D decomposition of the columns, which is inefficient for reading!
  std::vector<uint64_t> readsize({gndx, gndy / nproc});
  std::vector<uint64_t> offset({0LL, rank * readsize[1]});
  - std::vector<size_t> readsize_size_t({gndx, gndy / nproc});
  - std::vector<size_t> offset_size_t({0LL, rank * readsize[1]});
  + adios2::Dims readsize_size_t({gndx, gndy / nproc});
  + adios2::Dims offset_size_t({0LL, rank * readsize[1]});
  if (rank == nproc - 1)
  {
  // last process should read all the rest of columns
  