提交 bad4ea19 编写于 作者: Y Yancey1989

update by comment

上级 1664899b
......@@ -458,8 +458,9 @@ std::unique_ptr<ir::Graph> MultiDevSSAGraphBuilder::ApplyImpl(
use_gpu = nccl_ctxs_ != nullptr;
#endif
if (use_gpu && strategy_.reduce_ == BuildStrategy::ReduceStrategy::kReduce &&
!is_dist_train) {
if ((use_gpu &&
strategy_.reduce_ == BuildStrategy::ReduceStrategy::kReduce) ||
is_dist_train) {
// Insert BCast Ops
for (size_t dev_id = 0; dev_id < bcast_var_name_set.size(); ++dev_id) {
auto &to_bcast_set = bcast_var_name_set[dev_id];
......
......@@ -27,11 +27,8 @@ namespace framework {
namespace details {
void ReduceOpHandle::RunImpl() {
if (dev_ctxes_.size() > 0UL) {
platform::RecordEvent record_event(Name(), dev_ctxes_.begin()->second);
} else {
platform::RecordEvent record_event(Name(), nullptr);
}
if (places_.size() == 1) return;
// the input and output may have dummy var.
auto in_var_handles = DynamicCast<VarHandle>(inputs_);
......
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