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[Breaking] Switch from rabit to the collective communicator (#8257)

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* Switch from rabit to the collective communicator

* fix size_t specialization

* really fix size_t

* try again

* add include

* more include

* fix lint errors

* remove rabit includes

* fix pylint error

* return dict from communicator context

* fix communicator shutdown

* fix dask test

* reset communicator mocklist

* fix distributed tests

* do not save device communicator

* fix jvm gpu tests

* add python test for federated communicator

* Update gputreeshap submodule

Co-authored-by: Hyunsu Philip Cho <chohyu01@cs.washington.edu>
This commit is contained in:
Rong Ou
2022-10-05 15:39:01 -07:00
committed by GitHub
parent e47b3a3da3
commit 668b8a0ea4
79 changed files with 805 additions and 2212 deletions
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4
src/data/iterative_dmatrix.cu
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@@ -62,7 +62,7 @@ void IterativeDMatrix::InitFromCUDA(DataIterHandle iter_handle, float missing,
dh::safe_cuda(cudaSetDevice(get_device()));
if (cols == 0) {
cols = num_cols();
rabit::Allreduce<rabit::op::Max>(&cols, 1);
collective::Allreduce<collective::Operation::kMax>(&cols, 1);
this->info_.num_col_ = cols;
} else {
CHECK_EQ(cols, num_cols()) << "Inconsistent number of columns.";
@@ -166,7 +166,7 @@ void IterativeDMatrix::InitFromCUDA(DataIterHandle iter_handle, float missing,
iter.Reset();
// Synchronise worker columns
rabit::Allreduce<rabit::op::Max>(&info_.num_col_, 1);
collective::Allreduce<collective::Operation::kMax>(&info_.num_col_, 1);
}
BatchSet<EllpackPage> IterativeDMatrix::GetEllpackBatches(BatchParam const& param) {