Merge branch 'PaddlePaddle:develop' into corrcoef

liqitong-a · Apr 29, 2022 · 51da5d6 · 51da5d6
2 parents 4fca073 + 32cae24
commit 51da5d6
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Showing 138 changed files with 3,764 additions and 1,693 deletions.
diff --git a/paddle/fluid/distributed/collective/reducer.cc b/paddle/fluid/distributed/collective/reducer.cc
@@ -447,10 +447,12 @@ void EagerReducer::TraverseBackwardGraph(const std::vector<Tensor> &outputs) {
   while (!queue.empty()) {
     egr::GradNodeBase *node = queue.front();
     queue.pop();
-    const std::vector<std::vector<egr::Edge>> &edges = node->GetEdges();
-    for (size_t i = 0; i < edges.size(); i++) {
-      for (size_t j = 0; j < edges[i].size(); j++) {
-        const egr::Edge &edge = edges[i][j];
+    const paddle::small_vector<std::vector<egr::GradSlotMeta>,
+                               egr::kSlotSmallVectorSize> &metas =
+        node->OutputMeta();
+    for (size_t i = 0; i < metas.size(); i++) {
+      for (size_t j = 0; j < metas[i].size(); j++) {
+        const egr::Edge &edge = metas[i][j].GetEdge();
         auto next_node_shared = edge.GetMutableGradNode();
         if (!next_node_shared || !next_node_shared.get()) {
           continue;

diff --git a/paddle/fluid/distributed/ps/service/heter_client.cc b/paddle/fluid/distributed/ps/service/heter_client.cc
@@ -23,6 +23,8 @@ DEFINE_int32(switch_send_recv_timeout_s, 600, "switch_send_recv_timeout_s");
 namespace paddle {
 namespace distributed {
 std::shared_ptr<HeterClient> HeterClient::s_instance_ = nullptr;
+std::mutex HeterClient::mtx_;
+std::shared_ptr<HeterClient> HeterClient::switch_s_instance_ = nullptr;
 
 int GetMicroId(const platform::DeviceContext& ctx,
                const framework::Scope* scope) {

diff --git a/paddle/fluid/distributed/ps/service/heter_client.h b/paddle/fluid/distributed/ps/service/heter_client.h
@@ -169,16 +169,22 @@ class HeterClient {
   }
 
   // switch client singleton
-  static HeterClient& GetSwitchInstance(
+  static std::shared_ptr<HeterClient> GetSwitchInstance(
       const std::vector<std::string>& peer_endpoints, int32_t peer_role) {
-    static HeterClient switch_s_instance_;
-    if (peer_endpoints.empty()) {
-      VLOG(4) << "init switch client failed, null peer_endpoints";
+    if (switch_s_instance_ == nullptr) {
+      std::unique_lock<std::mutex> lock(mtx_);
+      if (peer_endpoints.empty()) {
+        VLOG(4) << "init switch client failed, null peer_endpoints";
+      }
+      VLOG(4) << "peer role is: " << peer_role
+              << ", addr is: " << peer_endpoints[0];
+      if (switch_s_instance_ == nullptr) {
+        switch_s_instance_.reset(new HeterClient());
+        switch_s_instance_->SetPeerSwitchList(peer_endpoints);
+        switch_s_instance_->InitClientChannels(false, peer_endpoints,
+                                               peer_role);
+      }
     }
-    VLOG(4) << "peer role is: " << peer_role
-            << ", addr is: " << peer_endpoints[0];
-    switch_s_instance_.SetPeerSwitchList(peer_endpoints);
-    switch_s_instance_.InitClientChannels(false, peer_endpoints, peer_role);
     return switch_s_instance_;
   }
 
@@ -230,6 +236,8 @@ class HeterClient {
   HeterClient(const HeterClient&);
 
   static std::shared_ptr<HeterClient> s_instance_;
+  static std::mutex mtx_;
+  static std::shared_ptr<HeterClient> switch_s_instance_;
   std::vector<std::shared_ptr<brpc::Channel>> xpu_channels_;
   std::vector<std::shared_ptr<brpc::Channel>> previous_xpu_channels_;
 

diff --git a/paddle/fluid/distributed/ps/service/heter_server.h b/paddle/fluid/distributed/ps/service/heter_server.h
@@ -144,31 +144,41 @@ class SendAndRecvVariableHandler final : public ServiceHandlerBase {
                             brpc::Controller* cntl);
 
   void WaitForVarsConsumed(int32_t group_id, const std::string& var_name) {
-    timeline_.Start();
+    // timeline_.Start();
     while (true) {
-      if (vars_ready_flag[group_id][var_name] == 0) {
-        break;
+      {
+        std::lock_guard<std::mutex> lock(scope_mutex_);
+        if (vars_ready_flag[group_id][var_name] == 0) {
+          break;
+        }
       }
+      /*
       timeline_.Pause();
       if (timeline_.ElapsedSec() > FLAGS_switch_send_recv_timeout_s) {
         VLOG(0) << "vars not consumed exceed 10 miniutes";
         break;
       }
+      */
     }
     return;
   }
 
   void WaitForVarsProduced(int32_t group_id, const std::string& var_name) {
-    timeline_.Start();
+    // timeline_.Start();
     while (true) {
-      if (vars_ready_flag[group_id][var_name] == 1) {
-        break;
+      {
+        std::lock_guard<std::mutex> lock(scope_mutex_);
+        if (vars_ready_flag[group_id][var_name] == 1) {
+          break;
+        }
       }
+      /*
       timeline_.Pause();
       if (timeline_.ElapsedSec() > FLAGS_switch_send_recv_timeout_s) {
         VLOG(0) << "vars not produced exceed 10 miniutes";
         break;
       }
+      */
     }
     return;
   }
@@ -379,12 +389,12 @@ class HeterService : public PsService {
                             ::google::protobuf::Closure* done) {
     VLOG(4) << "entering SendToSwitch";
     brpc::ClosureGuard done_guard(done);
-    auto& switch_client_ptr_ =
+    std::shared_ptr<HeterClient> switch_client_ptr_ =
         HeterClient::GetSwitchInstance(peer_endpoints_, PEER_ROLE_IS_SWITCH);
-    if (switch_client_ptr_.peer_switch_channels_.empty()) {
-      LOG(ERROR) << "switch_client_ptr_.peer_switch_channels_ null";
+    if (switch_client_ptr_->peer_switch_channels_.empty()) {
+      LOG(ERROR) << "switch_client_ptr_->peer_switch_channels_ null";
     }
-    brpc::Channel* channel = switch_client_ptr_.peer_switch_channels_[0].get();
+    brpc::Channel* channel = switch_client_ptr_->peer_switch_channels_[0].get();
     brpc::Controller* cntl = static_cast<brpc::Controller*>(controller);
     // proxy: 定义新的 OnHeterRpcDone 对象（或者在类 OnHeterRpcDone 中 reset）
     OnHeterRpcDone* closure2 = new OnHeterRpcDone([](void* done) {
@@ -414,6 +424,7 @@ class HeterService : public PsService {
         std_cntl.response_attachment().movable());
     fut.wait();
     VLOG(4) << "SendToSwitch done";
+    delete closure2;
   }
 
   void SendS2S(::google::protobuf::RpcController* controller,
@@ -446,11 +457,11 @@ class HeterService : public PsService {
     brpc::ClosureGuard done_guard(done);
     brpc::Controller* cntl = static_cast<brpc::Controller*>(controller);
     VLOG(4) << "SendToWorker(client addr) =" << cntl->remote_side();
-    auto& switch_client_ptr_ =
+    std::shared_ptr<distributed::HeterClient> switch_client_ptr_ =
         HeterClient::GetSwitchInstance(peer_endpoints_, PEER_ROLE_IS_WORKER);
     VLOG(4) << "in switch client, peer worker 0: "
-            << switch_client_ptr_.peer_worker_list_[0];
-    brpc::Channel* channel = switch_client_ptr_.peer_worker_channels_[0].get();
+            << switch_client_ptr_->peer_worker_list_[0];
+    brpc::Channel* channel = switch_client_ptr_->peer_worker_channels_[0].get();
 
     auto* closure = reinterpret_cast<OnHeterRpcDone*>(done);
     PsService_Stub stub(channel);

diff --git a/paddle/fluid/eager/accumulation/accumulation_node.cc b/paddle/fluid/eager/accumulation/accumulation_node.cc
@@ -38,10 +38,13 @@ static void CopyOrAddTensor(paddle::experimental::Tensor* tensor,
   }
 }
 
-std::vector<std::vector<paddle::experimental::Tensor>> GradNodeAccumulation::
-operator()(
-    std::vector<std::vector<paddle::experimental::Tensor>>& grads,  // NOLINT
-    bool create_graph, bool is_new_grad) {
+paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                     kSlotSmallVectorSize>
+GradNodeAccumulation::operator()(
+    paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                         kSlotSmallVectorSize>& grads,  // NOLINT
+    bool create_graph,
+    bool is_new_grad) {
   VLOG(3) << "Running Eager Backward Node: GradNodeAccumulation";
   PADDLE_ENFORCE(grads.size() == 1,
                  paddle::platform::errors::Fatal(
@@ -56,8 +59,9 @@ operator()(
   // Apply Gradient Hooks
   paddle::experimental::Tensor grad_out;
   if (GradientHooksRegistered()) {
-    std::vector<std::vector<paddle::experimental::Tensor>> hooked_grads =
-        ApplyGradientHooks(grads);
+    paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                         kSlotSmallVectorSize>
+        hooked_grads = ApplyGradientHooks(grads);
     grad_out = hooked_grads[0][0];
   } else {
     grad_out = grads[0][0];

diff --git a/paddle/fluid/eager/accumulation/accumulation_node.h b/paddle/fluid/eager/accumulation/accumulation_node.h
@@ -37,9 +37,12 @@ class GradNodeAccumulation : public GradNodeBase {
   }
 
   // Functor: perform backward computations
-  virtual std::vector<std::vector<paddle::experimental::Tensor>> operator()(
-      std::vector<std::vector<paddle::experimental::Tensor>>& grads,  // NOLINT
-      bool create_graph = false, bool is_new_grad = false) override;
+  virtual paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                               kSlotSmallVectorSize>
+  operator()(paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                                  kSlotSmallVectorSize>& grads,  // NOLINT
+             bool create_graph = false,
+             bool is_new_grad = false) override;
 
   void ClearTensorWrappers() override { VLOG(6) << "Do nothing here now"; }
 

diff --git a/paddle/fluid/eager/amp_utils.h b/paddle/fluid/eager/amp_utils.h
@@ -21,8 +21,8 @@ namespace egr {
 
 static inline paddle::experimental::DataType GetPromoteType(
     const std::string& op_name,
-    const std::vector<std::vector<paddle::experimental::Tensor>>&
-        amp_tensors_vector,
+    const paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                               kSlotSmallVectorSize>& amp_tensors_vector,
     const paddle::experimental::DataType& amp_dtype) {
   auto dst_type = amp_dtype;
   if (egr::Controller::Instance().GetCurrentTracer()->GetAmpDtype() ==
@@ -86,8 +86,8 @@ static inline paddle::experimental::DataType GetPromoteType(
 
 inline paddle::experimental::DataType GetAmpDestDtype(
     const std::string& op_name,
-    const std::vector<std::vector<paddle::experimental::Tensor>>&
-        amp_tensors_vector) {
+    const paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                               kSlotSmallVectorSize>& amp_tensors_vector) {
   auto amp_dtype =
       egr::Controller::Instance().GetCurrentTracer()->GetAmpDtype();
   auto amp_level = egr::Controller::Instance().GetAMPLevel();

diff --git a/paddle/fluid/eager/api/generated/eager_generated/backwards/scale_node.cc b/paddle/fluid/eager/api/generated/eager_generated/backwards/scale_node.cc
@@ -144,27 +144,34 @@ void GradNodeScale::SetTensorWrappers_X(
 
 void GradNodeScale::SetAttributes_scale(float scale) { scale_ = scale; }
 
-std::vector<std::vector<paddle::experimental::Tensor>> GradNodeScale::
-operator()(
-    std::vector<std::vector<paddle::experimental::Tensor>>& grads,  // NOLINT
-    bool create_graph, bool is_new_grad) {
+paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                     kSlotSmallVectorSize>
+GradNodeScale::operator()(
+    paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                         kSlotSmallVectorSize>& grads,  // NOLINT
+    bool create_graph,
+    bool is_new_grad) {
   // 1. Check Output Size
+  VLOG(6) << "grad size is: " << grads.size();
   PADDLE_ENFORCE(
       ((grads.size() == 1) && (grads[0].size() == 1)),
       paddle::platform::errors::Fatal(
           "ScaleGradNode takes exactly 1 grad tensor."
           "However received: %d",
           "This indicates an issue with Eager Dygraph Backward logic",
           grads.size()));
-  std::vector<std::vector<paddle::experimental::Tensor>> outs;
+  paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                       kSlotSmallVectorSize>
+      outs;
   // 2. Create needed out parttern
   paddle::experimental::Tensor out;
   // Apply Gradient Hooks
   if (GradientHooksRegistered()) {
     // TODO(jiabin): Shall we apply hook slot by slot here or accept
     // vector<vector<phi::tensor>> to apply all hooks?
-    std::vector<std::vector<paddle::experimental::Tensor>> hooked_grads =
-        ApplyGradientHooks(grads);
+    paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                         kSlotSmallVectorSize>
+        hooked_grads = ApplyGradientHooks(grads);
     ScaleAPI(/* slot by slot set */ hooked_grads[0][0], scale_, 0.0 /* bias */,
              true /* bias_after_scale */, &out);
   } else {

diff --git a/paddle/fluid/eager/api/generated/eager_generated/backwards/scale_node.h b/paddle/fluid/eager/api/generated/eager_generated/backwards/scale_node.h
@@ -38,17 +38,20 @@ class GradNodeScale : public GradNodeBase {
   ~GradNodeScale() override = default;
 
   // Functor: perform backward computations
-  virtual std::vector<std::vector<paddle::experimental::Tensor>> operator()(
-      std::vector<std::vector<paddle::experimental::Tensor>>& grads,  // NOLINT
-      bool create_graph = false, bool is_new_grad = false) override;
+  virtual paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                               kSlotSmallVectorSize>
+  operator()(paddle::small_vector<std::vector<paddle::experimental::Tensor>,
+                                  kSlotSmallVectorSize>& grads,  // NOLINT
+             bool create_graph = false,
+             bool is_new_grad = false) override;
 
   void ClearTensorWrappers() override { VLOG(6) << "Do nothing here now"; }
 
   void SetTensorWrappers_X(
       const std::vector<paddle::experimental::Tensor>& tensors);
 
   void SetAttributes_scale(float scale);
-  std::string name() override { return ""; }
+  std::string name() override { return "scale node"; }
   // Members: define fwd input tensors
   // For Scale there is no fwd input tensor needed
 

diff --git a/paddle/fluid/eager/api/generated/eager_generated/forwards/scale.cc b/paddle/fluid/eager/api/generated/eager_generated/forwards/scale.cc
@@ -79,9 +79,6 @@ paddle::experimental::Tensor scale(const paddle::experimental::Tensor& x,
     // Pass Attributes to GradNode
     scale_node->SetAttributes_scale(scale);
 
-    // Set Next Edges
-    scale_node->AddEdges(p_autograd_in, /*slot id*/ 0);
-
     // Set TensorWrappers
     scale_node->SetTensorWrappers_X({x});
 

diff --git a/paddle/fluid/eager/api/utils/global_utils.h b/paddle/fluid/eager/api/utils/global_utils.h
@@ -19,8 +19,9 @@
 #include <memory>
 #include "paddle/fluid/imperative/tracer.h"
 #include "paddle/phi/api/ext/op_meta_info.h"
+#include "paddle/utils/small_vector.h"
 namespace egr {
-
+constexpr size_t kSlotSmallVectorSize = 15U;
 class UniqueNameGenerator {
  public:
   explicit UniqueNameGenerator(std::string prefix = "") : prefix_(prefix) {}

diff --git a/paddle/fluid/eager/auto_code_generator/eager_generator.cc b/paddle/fluid/eager/auto_code_generator/eager_generator.cc
@@ -1187,11 +1187,6 @@ static std::string GenerateGradNodeCreationContent(
       grad_node_creation_str += paddle::string::Sprintf(
           SET_GRAD_OUT_META_TEMPLATE, input_name, input_position);
 
-      const char* ADD_EDGES_TEMPLATE =
-          "      if(%s) grad_node->AddEdges(%s, %d);\n";
-      grad_node_creation_str +=
-          paddle::string::Sprintf(ADD_EDGES_TEMPLATE, input_autograd_name,
-                                  input_autograd_name, input_position);
     } else {
       compute_require_grad_args += ", &" + input_autograd_name;
       size_t input_position = fwd_inputs_name_pos_map.at(input_name);
@@ -1200,10 +1195,6 @@ static std::string GenerateGradNodeCreationContent(
           "      grad_node->SetGradOutMeta(%s, %d);\n";
       grad_node_creation_str += paddle::string::Sprintf(
           SET_GRAD_OUT_META_TEMPLATE, input_name, input_position);
-
-      const char* ADD_EDGES_TEMPLATE = "      grad_node->AddEdges(&%s, %d);\n";
-      grad_node_creation_str += paddle::string::Sprintf(
-          ADD_EDGES_TEMPLATE, input_autograd_name, input_position);
     }
   }
 
@@ -1649,7 +1640,8 @@ static std::pair<std::string, std::string> GenerateForwardFunctionContents(
     std::string amp_logic_str = "";
     if (in_vars.size() != 0) {
       const char* AMP_TENSORS_VECTOR_TEMPLATE =
-          "    std::vector<std::vector<paddle::experimental::Tensor>> "
+          "    paddle::small_vector<std::vector<paddle::experimental::Tensor>, "
+          "egr::kSlotSmallVectorSize> "
           "amp_tensors_vector = { "
           "%s };\n";
       std::string amp_tensors_vector = paddle::string::Sprintf(
@@ -2428,9 +2420,11 @@ static std::string GenerateGradNodeCCContents(
   }
 
   const char* BWD_RETURN_TEMPLATE =
-      "  std::vector<std::vector<paddle::experimental::Tensor>> hooked_grads = "
+      "  paddle::small_vector<std::vector<paddle::experimental::Tensor>, "
+      "egr::kSlotSmallVectorSize> hooked_grads = "
       "GradNode%s::ApplyGradientHooks(grads);\n"
-      "  std::vector<std::vector<paddle::experimental::Tensor>> outputs(%d);\n"
+      "  paddle::small_vector<std::vector<paddle::experimental::Tensor>, "
+      "egr::kSlotSmallVectorSize> outputs(%d);\n"
       "  %s\n"
       "  if(NeedComplexToRealConversion()) "
       "HandleComplexGradToRealGrad(&outputs);\n"
@@ -2441,9 +2435,11 @@ static std::string GenerateGradNodeCCContents(
 
   // [Generation] Get Full Grad Function
   const char* GRAD_FUNCTION_TEMPLATE =
-      "std::vector<std::vector<paddle::experimental::Tensor>> "
+      "paddle::small_vector<std::vector<paddle::experimental::Tensor>, "
+      "egr::kSlotSmallVectorSize> "
       "GradNode%s::operator()("
-      "std::vector<std::vector<paddle::experimental::Tensor>>& grads, bool "
+      "paddle::small_vector<std::vector<paddle::experimental::Tensor>, "
+      "egr::kSlotSmallVectorSize>& grads, bool "
       "create_graph, bool is_new_grad) {\n"
       "%s"
       "%s"
@@ -2487,9 +2483,12 @@ static std::string GenerateGradNodeHeaderContents(
       "Construct GradNode%s \"; }\n"
       "  ~GradNode%s() override { VLOG(6) << \" Destruct GradNode%s \"; }\n"
       "\n"
-      "  virtual std::vector<std::vector<paddle::experimental::Tensor>> "
+      "  virtual "
+      "paddle::small_vector<std::vector<paddle::experimental::Tensor>, "
+      "egr::kSlotSmallVectorSize> "
       "operator()("
-      "std::vector<std::vector<paddle::experimental::Tensor>>& grads, bool "
+      "paddle::small_vector<std::vector<paddle::experimental::Tensor>, "
+      "egr::kSlotSmallVectorSize>& grads, bool "
       "create_graph = false, bool is_new_grad = false) "
       "override;\n"
       "\n"