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feb569f8 · Yu Yang · 260cfe3b · feb569f8
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paddle/fluid/framework/parallel_executor.cc paddle/fluid/framework/parallel_executor.cc +1 -1

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--- a/paddle/fluid/framework/parallel_executor.cc
+++ b/paddle/fluid/framework/parallel_executor.cc
@@ -376,7 +376,7 @@ struct NCCLAllReduceOpHandle : public OpHandle {
      return;  // No need to all reduce when GPU count = 1;
    } else {
      auto &var_name = static_cast<VarHandle *>(this->inputs_[0])->name_;
-
+      VLOG(3) << "Invoke NCCL AllReduce";
      int dtype = -1;
      size_t numel = 0;