未验证 提交 21ba32b0 编写于 作者: Z Zhaolong Xing 提交者: GitHub

Merge pull request #12843 from NHZlX/fix_ssa_bug_for_trt

 fix ssa bug with batch_norm and  refine the trt
......@@ -72,7 +72,8 @@ class DfgPassManagerImpl final : public DfgPassManager {
if (FLAGS_IA_enable_tensorrt_subgraph_engine) {
auto trt_teller = [&](const Node* node) {
std::unordered_set<std::string> teller_set(
{"elementwise_add", "mul", "conv2d", "pool2d", "relu", "softmax"});
{"elementwise_add", "mul", "conv2d", "pool2d", "relu", "softmax",
"depthwise_conv2d", "batch_norm"});
if (!node->IsFunction()) return false;
const auto* func = static_cast<const Function*>(node);
......
......@@ -97,6 +97,7 @@ void DataFlowGraph::Build(const framework::proto::ProgramDesc &prog) {
auto *in = nodes.GetMutable(var2id.at(in_var.arguments(k)));
in->outlinks.push_back(o);
o->inlinks.push_back(in);
unique_written_vars.insert(in);
}
}
for (int j = 0; j < op.outputs_size(); j++) {
......@@ -117,7 +118,6 @@ void DataFlowGraph::Build(const framework::proto::ProgramDesc &prog) {
}
out->inlinks.push_back(o);
o->outlinks.push_back(out);
unique_written_vars.insert(out);
}
}
}
......
......@@ -23,9 +23,6 @@
namespace paddle {
namespace inference {
DEFINE_int32(tensorrt_max_batchsize, 1, "TensorRT maximum batch size");
DEFINE_int32(tensorrt_workspace_size, 2048, "TensorRT workspace size");
namespace analysis {
using framework::proto::ProgramDesc;
......@@ -199,8 +196,6 @@ void CreateTrtEngineOp(Node *node, const DataFlowGraph &graph,
// Set attrs
SetAttr(desc.Proto(), "subgraph", block->SerializeAsString());
SetAttr(desc.Proto(), "engine_uniq_key", "trt-" + std::to_string(counter++));
SetAttr(desc.Proto(), "max_batch", FLAGS_tensorrt_max_batchsize);
SetAttr(desc.Proto(), "max_workspace", FLAGS_tensorrt_workspace_size);
SetAttr(desc.Proto(), "parameters", ExtractParameters(graph.nodes.nodes()));
SetAttr(desc.Proto(), "output_name_mapping", output_mapping);
node->SetPbMsg(desc.Proto()->SerializeAsString());
......
......@@ -27,9 +27,6 @@
namespace paddle {
namespace inference {
DECLARE_int32(tensorrt_max_batchsize);
DECLARE_int32(tensorrt_workspace_size);
namespace analysis {
class DataFlowGraphToFluidPass final : public DataFlowGraphPass {
public:
......
......@@ -15,6 +15,7 @@
#include "paddle/fluid/inference/analysis/analyzer.h"
#include "paddle/fluid/inference/api/api_impl.h"
#include "paddle/fluid/inference/api/paddle_inference_api.h"
#include "paddle/fluid/inference/tensorrt/convert/op_converter.h"
#include "paddle/fluid/inference/utils/singleton.h"
#include "paddle/fluid/operators/tensorrt_engine_op.h"
......@@ -32,7 +33,8 @@ class TensorRTSubgraphPredictor : public NativePaddlePredictor {
bool Init(const std::shared_ptr<framework::Scope>& parent_scope) {
VLOG(3) << "Predictor::init()";
FLAGS_tensorrt_max_batch_size = config_.max_batch_size;
FLAGS_tensorrt_workspace_size = config_.workspace_size;
if (config_.use_gpu) {
place_ = paddle::platform::CUDAPlace(config_.device);
} else {
......@@ -150,3 +152,12 @@ CreatePaddlePredictor<TensorRTConfig, PaddleEngineKind::kAutoMixedTensorRT>(
}
} // namespace paddle
USE_TRT_CONVERTER(elementwise_add_weight);
USE_TRT_CONVERTER(mul);
USE_TRT_CONVERTER(conv2d);
USE_TRT_CONVERTER(relu);
USE_TRT_CONVERTER(fc);
USE_TRT_CONVERTER(pool2d);
USE_TRT_CONVERTER(softmax);
USE_TRT_CONVERTER(batch_norm);
......@@ -137,6 +137,14 @@ struct AnakinConfig : public PaddlePredictor::Config {
struct TensorRTConfig : public NativeConfig {
// Determine whether a subgraph will be executed by TRT.
int min_subgraph_size{1};
// While TensorRT allows an engine optimized for a given max batch size
// to run at any smaller size, the performance for those smaller
// sizes may not be as well-optimized. Therefore, Max batch is best
// equivalent to the runtime batch size.
int max_batch_size{1};
// For workspace_size, refer it from here:
// https://docs.nvidia.com/deeplearning/sdk/tensorrt-developer-guide/index.html#troubleshooting
int workspace_size{1 << 30};
};
// A factory to help create different predictors.
......
......@@ -22,6 +22,8 @@
namespace paddle {
DEFINE_int32(tensorrt_engine_batch_size, 1, "the batch_size of TensorRT");
DEFINE_int32(tensorrt_max_batch_size, 1, "TensorRT maximum batch size");
DEFINE_int32(tensorrt_workspace_size, 16 << 20, "TensorRT workspace size");
namespace operators {
......@@ -32,8 +34,6 @@ class TensorRTEngineOpMaker : public framework::OpProtoAndCheckerMaker {
AddOutput("Ys", "A list of outputs").AsDuplicable();
AddAttr<std::string>("subgraph", "the subgraph.");
AddAttr<std::string>("engine_uniq_key", "unique key for the TRT engine.");
AddAttr<int>("max_batch", "the maximum batch size.");
AddAttr<int>("max_workspace", "the maximum batch size.");
AddComment("TensorRT engine operator.");
}
};
......
......@@ -28,6 +28,8 @@
namespace paddle {
DECLARE_int32(tensorrt_engine_batch_size);
DECLARE_int32(tensorrt_max_batch_size);
DECLARE_int32(tensorrt_workspace_size);
namespace operators {
......@@ -54,8 +56,10 @@ nvinfer1::Dims Vec2TRT_Dims(const std::vector<int64_t>& shape) {
"TensorRT' tensor input requires at least 2 dimensions");
PADDLE_ENFORCE_LE(shape.size(), 4UL,
"TensorRT' tensor input requires at most 4 dimensions");
PADDLE_ENFORCE_EQ(shape.size(), 4UL);
PADDLE_ENFORCE(shape.size() == 4UL || shape.size() == 2UL);
if (shape.size() == 4UL)
return nvinfer1::DimsCHW(shape[1], shape[2], shape[3]);
return nvinfer1::DimsCHW(shape[1], 1, 1);
}
} // namespace
......@@ -95,7 +99,7 @@ class TensorRTEngineKernel : public framework::OpKernel<T> {
auto input_names = context.op().Inputs("Xs");
PADDLE_ENFORCE(!input_names.empty(), "should pass more than one inputs");
PADDLE_ENFORCE_LE(FLAGS_tensorrt_engine_batch_size,
context.Attr<int>("max_batch"));
FLAGS_tensorrt_max_batch_size);
std::vector<std::string> output_maps =
context.Attr<std::vector<std::string>>("output_name_mapping");
......@@ -132,7 +136,12 @@ class TensorRTEngineKernel : public framework::OpKernel<T> {
nvinfer1::ITensor* trt_t = engine->GetITensor(output_maps[output_index]);
auto dims = trt_t->getDimensions();
// Use the output ITensor's dims to reshape the Fluid Tensor.
std::vector<int> ddim(dims.d, dims.d + dims.nbDims);
// The ITensor doesn't contain the batch size dim.
std::vector<int> ddim;
ddim.push_back(FLAGS_tensorrt_engine_batch_size);
for (int i = 0; i < dims.nbDims; i++) {
ddim.push_back(dims.d[i]);
}
auto* fluid_v = context.scope().FindVar(y);
PADDLE_ENFORCE_NOT_NULL(fluid_v, "no output variable called %s", y);
......@@ -168,8 +177,8 @@ class TensorRTEngineKernel : public framework::OpKernel<T> {
// Get the ProgramDesc and pass to convert.
framework::proto::BlockDesc block_desc;
block_desc.ParseFromString(context.Attr<std::string>("subgraph"));
int max_batch = context.Attr<int>("max_batch");
auto max_workspace = context.Attr<int>("max_workspace");
int max_batch = FLAGS_tensorrt_max_batch_size;
auto max_workspace = FLAGS_tensorrt_workspace_size;
auto params = context.Attr<std::vector<std::string>>("parameters");
std::unordered_set<std::string> parameters;
for (const auto& param : params) {
......
......@@ -12,6 +12,7 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. */
#include "paddle/fluid/operators/tensorrt_engine_op.h"
#include <gtest/gtest.h>
#include "paddle/fluid/framework/block_desc.h"
#include "paddle/fluid/framework/lod_tensor.h"
......@@ -57,6 +58,8 @@ void AddTensorToBlockDesc(framework::proto::BlockDesc* block,
using inference::analysis::SetAttr;
TEST(TensorRTEngineOp, manual) {
FLAGS_tensorrt_engine_batch_size = 2;
FLAGS_tensorrt_max_batch_size = 2;
framework::ProgramDesc program;
auto* block_ = program.Proto()->add_blocks();
block_->set_idx(0);
......@@ -98,8 +101,6 @@ TEST(TensorRTEngineOp, manual) {
engine_op_desc.SetOutput("Ys", std::vector<std::string>({"z0"}));
SetAttr<std::string>(engine_op_desc.Proto(), "subgraph",
block_->SerializeAsString());
SetAttr<int>(engine_op_desc.Proto(), "max_batch", 100);
SetAttr<int>(engine_op_desc.Proto(), "max_workspace", 1 << 10);
SetAttr<std::string>(engine_op_desc.Proto(), "engine_uniq_key", "a_engine");
SetAttr<std::vector<std::string>>(engine_op_desc.Proto(), "parameters",
std::vector<std::string>({}));
......@@ -128,6 +129,8 @@ TEST(TensorRTEngineOp, manual) {
}
void Execute(int batch_size, int input_dim, int output_dim, int nlayers = 1) {
FLAGS_tensorrt_engine_batch_size = batch_size;
FLAGS_tensorrt_max_batch_size = batch_size;
framework::ProgramDesc program;
framework::Scope scope;
platform::CUDAPlace place;
......
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