diff --git a/paddle/fluid/framework/parallel_executor.cc b/paddle/fluid/framework/parallel_executor.cc
index dc614fc6ba4ac604c1b0ef56a130c27d1d055492..94c61461c060f9f80ce06a931520e4c9dae5c798 100644
--- a/paddle/fluid/framework/parallel_executor.cc
+++ b/paddle/fluid/framework/parallel_executor.cc
@@ -795,6 +795,7 @@ void ParallelExecutor::RunOp(
 
   auto op_run = [ready_buffer, op, this] {
     try {
+      VLOG(10) << op->DebugString();
       op->Run();
       for (auto *ready : *ready_buffer) {
         ready->store(true, std::memory_order_release);