Measure output tensor data copy when not using device memory

javier-intel · Nov 19, 2024 · 6bc1356 · 6bc1356
1 parent 236a854
commit 6bc1356
Show file tree

Hide file tree

Showing 4 changed files with 55 additions and 0 deletions.
diff --git a/samples/cpp/benchmark_app/inputs_filling.hpp b/samples/cpp/benchmark_app/inputs_filling.hpp
@@ -21,4 +21,6 @@ std::map<std::string, ov::TensorVector> get_tensors_static_case(const std::vecto
                                                                 benchmark_app::InputsInfo& app_inputs_info,
                                                                 size_t requestsNum);
 
+ov::Tensor get_random_tensor(const std::pair<std::string, benchmark_app::InputInfo>& inputInfo);
+
 void copy_tensor_data(ov::Tensor& dst, const ov::Tensor& src);
diff --git a/samples/cpp/benchmark_app/main.cpp b/samples/cpp/benchmark_app/main.cpp
@@ -950,6 +950,7 @@ int main(int argc, char* argv[]) {
         bool useNpuMem = false;
 
         std::map<std::string, ov::TensorVector> inputsData;
+        std::map<std::string, ov::Tensor> hostOutputData;
         if (isFlagSetInCommandLine("use_device_mem")) {
             if (device_name.find("GPU") == 0) {
                 inputsData = ::gpu::get_remote_input_tensors(inputFiles,
@@ -986,6 +987,13 @@ int main(int argc, char* argv[]) {
                     batchSize,
                     app_inputs_info[0],
                     nireq);
+                for (auto& output : compiledModel.outputs()) {
+                    auto& name = output.get_any_name();
+                    benchmark_app::InputInfo info;
+                    info.type = output.get_element_type();
+                    info.dataShape = output.get_shape();
+                    hostOutputData[name] = get_random_tensor({name, info});
+                }
             }
         }
         // ----------------- 10. Measuring performance
@@ -1061,6 +1069,15 @@ int main(int argc, char* argv[]) {
                     for (auto& output : compiledModel.outputs()) {
                         inferRequest->set_tensor(output.get_any_name(), outputTensors[output.get_any_name()]);
                     }
+                } else if (useNpuMem) {
+                    auto outputTensors = ::npu::get_remote_output_tensors(compiledModel);
+                    for (auto& output : compiledModel.outputs()) {
+                        inferRequest->set_tensor(output.get_any_name(), outputTensors[output.get_any_name()]);
+                    }
+                } else {
+                    for (auto& output : compiledModel.outputs()) {
+                        inferRequest->set_tensor(output.get_any_name(), hostOutputData[output.get_any_name()]);
+                    }
                 }
                 ++i;
             }
@@ -1087,6 +1104,15 @@ int main(int argc, char* argv[]) {
                 for (auto& output : compiledModel.outputs()) {
                     inferRequest->set_tensor(output.get_any_name(), outputTensors[output.get_any_name()]);
                 }
+            } else if (useNpuMem) {
+                auto outputTensors = ::npu::get_remote_output_tensors(compiledModel);
+                for (auto& output : compiledModel.outputs()) {
+                    inferRequest->set_tensor(output.get_any_name(), outputTensors[output.get_any_name()]);
+                }
+            } else {
+                for (auto& output : compiledModel.outputs()) {
+                    inferRequest->set_tensor(output.get_any_name(), hostOutputData[output.get_any_name()]);
+                }
             }
         }
 
@@ -1146,6 +1172,16 @@ int main(int argc, char* argv[]) {
                     for (auto& output : compiledModel.outputs()) {
                         inferRequest->set_tensor(output.get_any_name(), outputTensors[output.get_any_name()]);
                     }
+                } else if (useNpuMem) {
+                    auto outputTensors =
+                        ::npu::get_remote_output_tensors(compiledModel);
+                    for (auto& output : compiledModel.outputs()) {
+                        inferRequest->set_tensor(output.get_any_name(), outputTensors[output.get_any_name()]);
+                    }
+                } else {
+                    for (auto& output : compiledModel.outputs()) {
+                        inferRequest->set_tensor(output.get_any_name(), hostOutputData[output.get_any_name()]);
+                    }
                 }
             }
 

diff --git a/samples/cpp/benchmark_app/remote_tensors_filling.cpp b/samples/cpp/benchmark_app/remote_tensors_filling.cpp
@@ -238,4 +238,19 @@ std::map<std::string, ov::TensorVector> get_remote_input_tensors(
     }
     return remoteTensors;
 }
+
+std::map<std::string, ov::Tensor> get_remote_output_tensors(const ov::CompiledModel& compiledModel) {
+    std::map<std::string, ov::Tensor> remoteTensors;
+    auto context = compiledModel.get_context();
+    auto& zeroContext = static_cast<ov::intel_npu::level_zero::ZeroContext&>(context);
+
+    for (auto& output : compiledModel.outputs()) {
+        auto tensor = zeroContext.create_l0_host_tensor(output.get_element_type(),
+                                                        output.get_shape(),
+                                                        ov::intel_npu::TensorType::OUTPUT);
+        remoteTensors[output.get_any_name()] = tensor;
+    }
+
+    return remoteTensors;
+}
 }  // namespace npu
diff --git a/samples/cpp/benchmark_app/remote_tensors_filling.hpp b/samples/cpp/benchmark_app/remote_tensors_filling.hpp
@@ -74,4 +74,6 @@ std::map<std::string, ov::TensorVector> get_remote_input_tensors(
     const std::vector<benchmark_app::InputsInfo>& app_inputs_info,
     const ov::CompiledModel& compiledModel,
     size_t num_requests);
+
+std::map<std::string, ov::Tensor> get_remote_output_tensors(const ov::CompiledModel& compiledModel);
 }  // namespace npu