diff --git a/tf_adapter/python/npu_bridge/estimator/npu/npu_loss_scale_optimizer.py b/tf_adapter/python/npu_bridge/estimator/npu/npu_loss_scale_optimizer.py
index e5be9686733e4801fb53ae16e73a64ba654c70a2..56adfa113323c8edca34b7af71021b3b963a684c 100644
--- a/tf_adapter/python/npu_bridge/estimator/npu/npu_loss_scale_optimizer.py
+++ b/tf_adapter/python/npu_bridge/estimator/npu/npu_loss_scale_optimizer.py
@@ -66,6 +66,11 @@ class NPULossScaleOptimizer(lso.LossScaleOptimizer):
                                                                      cleared_float_status),
                                                             name="overflow_status_reduce_all")
             else:
+                for i in range(len(local_float_status)):
+                    print(local_float_status[i])
+                    print("************clear")
+                    print(cleared_float_status[i])
+                print(tf.equal(self._float_status, cleared_float_status))
                 is_overall_finite = math_ops.reduce_all(tf.equal(self._float_status,
                                                                  cleared_float_status),
                                                         name="overflow_status_reduce_all")