diff --git a/paddle/fluid/framework/archive.h b/paddle/fluid/framework/archive.h
index 100eb9518f71e76134e1baf4da9d1c569880a2db..73fcc7424e43500d5efc005bf7fb206cbde626b1 100644
--- a/paddle/fluid/framework/archive.h
+++ b/paddle/fluid/framework/archive.h
@@ -168,10 +168,10 @@ class ArchiveBase {
 #else
     if (newsize > Capacity()) {
 #endif
-      Reserve(std::max(Capacity() * 2, newsize));
+      Reserve((std::max)(Capacity() * 2, newsize));
     }
     finish_ = buffer_ + newsize;
-    cursor_ = std::min(cursor_, finish_);
+    cursor_ = (std::min)(cursor_, finish_);
   }
 
   void Reserve(size_t newcap) {
@@ -207,7 +207,7 @@ class ArchiveBase {
 #else
     if (size > size_t(limit_ - finish_)) {
 #endif
-      Reserve(std::max(Capacity() * 2, Length() + size));
+      Reserve((std::max)(Capacity() * 2, Length() + size));
     }
   }
 
@@ -311,6 +311,18 @@ class Archive<BinaryArchiveType> : public ArchiveBase {
     *this >> x;
     return x;
   }
+
+  template <class... ARGS>
+  void Printf(const char* fmt, ARGS&&... args) {
+    size_t temp = Limit() - Finish();
+    int len = snprintf(Finish(), temp, fmt, args...);
+    CHECK(len >= 0);  // NOLINT
+    if ((size_t)len >= temp) {
+      PrepareWrite(len + 1);
+      CHECK(snprintf(Finish(), (size_t)len + 1, fmt, args...) == len);
+    }
+    AdvanceFinish(len);
+  }
 };
 
 template <class AR, class T, size_t N>
diff --git a/paddle/fluid/framework/channel.h b/paddle/fluid/framework/channel.h
index 644f60dbebf61203c8d811aa8722e0f239018b5d..d186ef1274625827d8e7e0174c6ff8e9475d0dae 100644
--- a/paddle/fluid/framework/channel.h
+++ b/paddle/fluid/framework/channel.h
@@ -40,7 +40,7 @@ class ChannelObject {
 
   // capacity can be zero
   explicit ChannelObject(size_t capacity) {
-    capacity_ = std::min(MaxCapacity(), capacity);
+    capacity_ = (std::min)(MaxCapacity(), capacity);
   }
 
   void Clear() {
@@ -192,7 +192,7 @@ class ChannelObject {
   std::condition_variable full_cond_;
 
   static constexpr size_t MaxCapacity() {
-    return std::numeric_limits<size_t>::max() / 2;
+    return (std::numeric_limits<size_t>::max)() / 2;
   }
 
   void Notify() {
@@ -289,7 +289,7 @@ template <class T>
 using Channel = std::shared_ptr<ChannelObject<T>>;
 
 template <class T>
-Channel<T> MakeChannel(size_t capacity = std::numeric_limits<size_t>::max()) {
+Channel<T> MakeChannel(size_t capacity = (std::numeric_limits<size_t>::max)()) {
   return std::make_shared<ChannelObject<T>>(capacity);
 }
 
@@ -370,7 +370,7 @@ class ChannelWriter {
 
   void Reset(ChannelObject<T>* channel) {
     CHECK(buffer_.empty()) << "Forgot to flush";
-    CHECK(channel != nullptr) << "Channel can not be nullptr";
+    //    CHECK(channel != nullptr) << "Channel can not be nullptr";
     channel_ = channel;
     buffer_.clear();
     failed_ = !channel;
diff --git a/paddle/fluid/framework/data_feed.cc b/paddle/fluid/framework/data_feed.cc
index f33b4668f01c139c6c8ba7f93c05f7fa3322633f..bfeb29778efd6811ebcd30ca099281b45d01005c 100644
--- a/paddle/fluid/framework/data_feed.cc
+++ b/paddle/fluid/framework/data_feed.cc
@@ -224,6 +224,7 @@ InMemoryDataFeed<T>::InMemoryDataFeed() {
   this->thread_id_ = 0;
   this->thread_num_ = 1;
   this->parse_ins_id_ = false;
+  this->parse_content_ = false;
   this->input_channel_ = nullptr;
   this->output_channel_ = nullptr;
   this->consume_channel_ = nullptr;
@@ -307,6 +308,11 @@ void InMemoryDataFeed<T>::SetThreadNum(int thread_num) {
   thread_num_ = thread_num;
 }
 
+template <typename T>
+void InMemoryDataFeed<T>::SetParseContent(bool parse_content) {
+  parse_content_ = parse_content;
+}
+
 template <typename T>
 void InMemoryDataFeed<T>::SetParseInsId(bool parse_ins_id) {
   parse_ins_id_ = parse_ins_id;
@@ -766,6 +772,18 @@ bool MultiSlotInMemoryDataFeed::ParseOneInstanceFromPipe(Record* instance) {
       pos += len + 1;
       VLOG(3) << "ins_id " << instance->ins_id_;
     }
+    if (parse_content_) {
+      int num = strtol(&str[pos], &endptr, 10);
+      CHECK(num == 1);  // NOLINT
+      pos = endptr - str + 1;
+      size_t len = 0;
+      while (str[pos + len] != ' ') {
+        ++len;
+      }
+      instance->content_ = std::string(str + pos, len);
+      pos += len + 1;
+      VLOG(3) << "content " << instance->content_;
+    }
     for (size_t i = 0; i < use_slots_index_.size(); ++i) {
       int idx = use_slots_index_[i];
       int num = strtol(&str[pos], &endptr, 10);
@@ -890,8 +908,14 @@ void MultiSlotInMemoryDataFeed::PutToFeedVec(
   std::vector<std::vector<size_t>> offset(use_slots_.size(),
                                           std::vector<size_t>{0});
   std::vector<bool> visit(use_slots_.size(), false);
+  ins_content_vec_.clear();
+  ins_content_vec_.reserve(ins_vec.size());
+  ins_id_vec_.clear();
+  ins_id_vec_.reserve(ins_vec.size());
   for (size_t i = 0; i < ins_vec.size(); ++i) {
     auto& r = ins_vec[i];
+    ins_id_vec_.push_back(r.ins_id_);
+    ins_content_vec_.push_back(r.content_);
     for (auto& item : r.float_feasigns_) {
       batch_float_feasigns[item.slot()].push_back(item.sign().float_feasign_);
       visit[item.slot()] = true;
diff --git a/paddle/fluid/framework/data_feed.h b/paddle/fluid/framework/data_feed.h
index 5b314905143350b9d547fe08116703ff92dd4203..9ea9be41999145f69a600598e42ee5cce2d64afa 100644
--- a/paddle/fluid/framework/data_feed.h
+++ b/paddle/fluid/framework/data_feed.h
@@ -105,10 +105,18 @@ class DataFeed {
   virtual void SetThreadNum(int thread_num) {}
   // This function will do nothing at default
   virtual void SetParseInsId(bool parse_ins_id) {}
+  virtual void SetParseContent(bool parse_content) {}
   virtual void SetFileListMutex(std::mutex* mutex) {
     mutex_for_pick_file_ = mutex;
   }
   virtual void SetFileListIndex(size_t* file_index) { file_idx_ = file_index; }
+  virtual const std::vector<std::string>& GetInsIdVec() const {
+    return ins_id_vec_;
+  }
+  virtual const std::vector<std::string>& GetInsContentVec() const {
+    return ins_content_vec_;
+  }
+  virtual int GetCurBatchSize() { return batch_size_; }
   virtual void LoadIntoMemory() {
     PADDLE_THROW("This function(LoadIntoMemory) is not implemented.");
   }
@@ -164,6 +172,8 @@ class DataFeed {
   bool finish_set_filelist_;
   bool finish_start_;
   std::string pipe_command_;
+  std::vector<std::string> ins_id_vec_;
+  std::vector<std::string> ins_content_vec_;
   platform::Place place_;
 };
 
@@ -222,6 +232,7 @@ class InMemoryDataFeed : public DataFeed {
   virtual void SetThreadId(int thread_id);
   virtual void SetThreadNum(int thread_num);
   virtual void SetParseInsId(bool parse_ins_id);
+  virtual void SetParseContent(bool parse_content);
   virtual void LoadIntoMemory();
 
  protected:
@@ -232,6 +243,7 @@ class InMemoryDataFeed : public DataFeed {
   int thread_id_;
   int thread_num_;
   bool parse_ins_id_;
+  bool parse_content_;
   std::ifstream file_;
   std::shared_ptr<FILE> fp_;
   paddle::framework::ChannelObject<T>* input_channel_;
@@ -426,6 +438,7 @@ struct Record {
   std::vector<FeatureItem> uint64_feasigns_;
   std::vector<FeatureItem> float_feasigns_;
   std::string ins_id_;
+  std::string content_;
 };
 
 struct RecordCandidate {
diff --git a/paddle/fluid/framework/data_set.cc b/paddle/fluid/framework/data_set.cc
index a7e12cb817b0848e2b72e9457918af920df01964..e59c176344c202892c7264559ee9eeeccd292842 100644
--- a/paddle/fluid/framework/data_set.cc
+++ b/paddle/fluid/framework/data_set.cc
@@ -48,6 +48,8 @@ DatasetImpl<T>::DatasetImpl() {
   erase_duplicate_feas_ = true;
   keep_unmerged_ins_ = true;
   min_merge_size_ = 2;
+  parse_ins_id_ = false;
+  parse_content_ = false;
 }
 
 // set filelist, file_idx_ will reset to zero.
@@ -103,6 +105,16 @@ void DatasetImpl<T>::SetChannelNum(int channel_num) {
   channel_num_ = channel_num;
 }
 
+template <typename T>
+void DatasetImpl<T>::SetParseInsId(bool parse_ins_id) {
+  parse_ins_id_ = parse_ins_id;
+}
+
+template <typename T>
+void DatasetImpl<T>::SetParseContent(bool parse_content) {
+  parse_content_ = parse_content;
+}
+
 template <typename T>
 void DatasetImpl<T>::SetMergeByInsId(
     const std::vector<std::string>& merge_slot_list, bool erase_duplicate_feas,
@@ -378,7 +390,8 @@ void DatasetImpl<T>::CreateReaders() {
     readers_[i]->SetFileListMutex(&mutex_for_pick_file_);
     readers_[i]->SetFileListIndex(&file_idx_);
     readers_[i]->SetFileList(filelist_);
-    readers_[i]->SetParseInsId(merge_by_insid_);
+    readers_[i]->SetParseInsId(parse_ins_id_);
+    readers_[i]->SetParseContent(parse_content_);
     if (input_channel_ != nullptr) {
       readers_[i]->SetInputChannel(input_channel_.get());
     }
diff --git a/paddle/fluid/framework/data_set.h b/paddle/fluid/framework/data_set.h
index 7b725a6f2739c439e8edbeba498c1ea77c840af0..047dc0116fea4d0cf0ed24e81d1befdeb310964c 100644
--- a/paddle/fluid/framework/data_set.h
+++ b/paddle/fluid/framework/data_set.h
@@ -58,6 +58,9 @@ class Dataset {
   virtual void SetDataFeedDesc(const std::string& data_feed_desc_str) = 0;
   // set channel num
   virtual void SetChannelNum(int channel_num) = 0;
+  // set parse ins id
+  virtual void SetParseInsId(bool parse_ins_id) = 0;
+  virtual void SetParseContent(bool parse_content) = 0;
   // set merge by ins id
   virtual void SetMergeByInsId(const std::vector<std::string>& merge_slot_list,
                                bool erase_duplicate_feas, int min_merge_size,
@@ -133,6 +136,8 @@ class DatasetImpl : public Dataset {
                              const std::string& fs_ugi);
   virtual void SetDataFeedDesc(const std::string& data_feed_desc_str);
   virtual void SetChannelNum(int channel_num);
+  virtual void SetParseInsId(bool parse_ins_id);
+  virtual void SetParseContent(bool parse_content);
   virtual void SetMergeByInsId(const std::vector<std::string>& merge_slot_list,
                                bool erase_duplicate_feas, int min_merge_size,
                                bool keep_unmerged_ins);
@@ -193,6 +198,8 @@ class DatasetImpl : public Dataset {
   int64_t fleet_send_sleep_seconds_;
   std::vector<std::thread> preload_threads_;
   bool merge_by_insid_;
+  bool parse_ins_id_;
+  bool parse_content_;
   bool erase_duplicate_feas_;
   bool keep_unmerged_ins_;
   int min_merge_size_;
diff --git a/paddle/fluid/framework/device_worker.h b/paddle/fluid/framework/device_worker.h
index d0c40210a5510d1f7209e8b80bc665b43b9195af..c278980adc93290287ccb89fb874e486aba821cb 100644
--- a/paddle/fluid/framework/device_worker.h
+++ b/paddle/fluid/framework/device_worker.h
@@ -114,6 +114,8 @@ class DeviceWorker {
   virtual void BindingDataFeedMemory() = 0;
   virtual void SetRootScope(Scope* root_scope);
   virtual void SetDataFeed(DataFeed* data_feed);
+  virtual void SetNeedDump(bool need_dump_field) {}
+  virtual void SetChannelWriter(ChannelObject<std::string>* queue) {}
   virtual void SetPlace(const paddle::platform::Place& place) {
     place_ = place;
   }
@@ -172,6 +174,8 @@ class DownpourWorker : public HogwildWorker {
   virtual void Initialize(const TrainerDesc& desc);
   virtual void TrainFiles();
   virtual void TrainFilesWithProfiler();
+  virtual void SetNeedDump(bool need_dump_field);
+  virtual void SetChannelWriter(ChannelObject<std::string>* queue);
 
  protected:
   std::shared_ptr<paddle::framework::FleetWrapper> fleet_ptr_;
@@ -183,8 +187,11 @@ class DownpourWorker : public HogwildWorker {
 
  private:
   bool need_to_push_dense_;
+  bool need_dump_field_;
   bool dump_slot_;
   bool need_to_push_sparse_;
+  std::vector<std::string> dump_fields_;
+  ChannelWriter<std::string> writer_;
   DownpourWorkerParameter param_;
   float scale_datanorm_;
   // just save the value in param_ for easy access
diff --git a/paddle/fluid/framework/dist_multi_trainer.cc b/paddle/fluid/framework/dist_multi_trainer.cc
index 8cd0789c0aeb429827e97804fb8afaed4214a75c..20be90e622346d66ebf30b323e35b8984fdcd31d 100644
--- a/paddle/fluid/framework/dist_multi_trainer.cc
+++ b/paddle/fluid/framework/dist_multi_trainer.cc
@@ -14,6 +14,7 @@ limitations under the License. */
 
 #include <string>
 #include <vector>
+#include "io/fs.h"
 #include "paddle/fluid/framework/data_feed_factory.h"
 #include "paddle/fluid/framework/data_set.h"
 #include "paddle/fluid/framework/device_worker_factory.h"
@@ -27,6 +28,19 @@ void DistMultiTrainer::Initialize(const TrainerDesc& trainer_desc,
   thread_num_ = trainer_desc.thread_num();
   SetDataset(dataset);
 
+  dump_fields_path_ = trainer_desc.dump_fields_path();
+  dump_converter_ = trainer_desc.dump_converter();
+  need_dump_field_ = false;
+  if (trainer_desc.dump_fields_size() != 0 && dump_fields_path_ != "") {
+    need_dump_field_ = true;
+  }
+  if (need_dump_field_) {
+    auto& file_list = dataset->GetFileList();
+    if (file_list.size() == 0) {
+      need_dump_field_ = false;
+    }
+  }
+  mpi_rank_ = trainer_desc.mpi_rank() / 2;
   const std::vector<paddle::framework::DataFeed*> readers =
       dataset->GetReaders();
 
@@ -39,6 +53,7 @@ void DistMultiTrainer::Initialize(const TrainerDesc& trainer_desc,
     workers_[i]->SetDeviceIndex(i);
     workers_[i]->SetDataFeed(readers[i]);
     workers_[i]->Initialize(trainer_desc);
+    workers_[i]->SetNeedDump(need_dump_field_);
   }
 
   VLOG(3) << "going to initialize pull dense worker";
@@ -48,7 +63,51 @@ void DistMultiTrainer::Initialize(const TrainerDesc& trainer_desc,
   SetDebug(trainer_desc.debug());
 }
 
+void DistMultiTrainer::DumpWork() {
+#ifdef _LINUX
+  while (1) {
+    std::string out_str;
+    if (!queue_->Get(out_str)) {
+      break;
+    }
+    size_t write_count =
+        fwrite_unlocked(out_str.data(), 1, out_str.length(), fp_.get());
+    if (write_count != out_str.length()) {
+      VLOG(3) << "dump text failed";
+      continue;
+    }
+    write_count = fwrite_unlocked("\n", 1, 1, fp_.get());
+    if (write_count != 1) {
+      VLOG(3) << "dump text failed";
+      continue;
+    }
+  }
+#endif
+}
+
+void DistMultiTrainer::InitDumpEnv() {
+  queue_ = paddle::framework::MakeChannel<std::string>();
+  int err_no = 0;
+  std::string path = string::format_string(
+      "%s/part-%03d", dump_fields_path_.c_str(), mpi_rank_);
+
+  fp_ = fs_open_write(path, &err_no, dump_converter_);
+  for (int i = 0; i < thread_num_; ++i) {
+    workers_[i]->SetChannelWriter(queue_.get());
+  }
+  dump_thread_ = std::thread(&DistMultiTrainer::DumpWork, this);
+}
+
+void DistMultiTrainer::FinalizeDumpEnv() {
+  queue_->Close();
+  dump_thread_.join();
+  queue_.reset();
+}
+
 void DistMultiTrainer::InitOtherEnv(const ProgramDesc& main_program) {
+  if (need_dump_field_) {
+    InitDumpEnv();
+  }
   pull_dense_worker_->SetRootScope(root_scope_);
   pull_dense_worker_->Start();
   VLOG(3) << "init other env done.";
@@ -70,6 +129,9 @@ void DistMultiTrainer::Finalize() {
   for (auto& th : threads_) {
     th.join();
   }
+  if (need_dump_field_) {
+    FinalizeDumpEnv();
+  }
   pull_dense_worker_->Stop();
   root_scope_->DropKids();
 }
diff --git a/paddle/fluid/framework/downpour_worker.cc b/paddle/fluid/framework/downpour_worker.cc
index 2d9412712c06b87798cfdb19cf05ede5b0b23a57..113de8020379bd8e44a736a42a39267d4f0614c3 100644
--- a/paddle/fluid/framework/downpour_worker.cc
+++ b/paddle/fluid/framework/downpour_worker.cc
@@ -15,6 +15,7 @@ limitations under the License. */
 #include "paddle/fluid/framework/device_worker.h"
 #include "paddle/fluid/framework/device_worker_factory.h"
 #include "paddle/fluid/platform/cpu_helper.h"
+#include "paddle/fluid/string/string_helper.h"
 
 #if defined _WIN32 || defined __APPLE__
 #else
@@ -71,9 +72,89 @@ void DownpourWorker::Initialize(const TrainerDesc& desc) {
   use_cvm_ = desc.use_cvm();
   scale_datanorm_ = desc.scale_datanorm();
   dump_slot_ = desc.dump_slot();
+  dump_fields_.resize(desc.dump_fields_size());
+  for (int i = 0; i < desc.dump_fields_size(); ++i) {
+    dump_fields_[i] = desc.dump_fields(i);
+  }
   adjust_ins_weight_config_ = desc.adjust_ins_weight_config();
 }
 
+void DownpourWorker::SetChannelWriter(ChannelObject<std::string>* queue) {
+  writer_.Reset(queue);
+}
+
+void DownpourWorker::SetNeedDump(bool need_dump_field) {
+  need_dump_field_ = need_dump_field;
+}
+
+template <typename T>
+std::string PrintLodTensorType(LoDTensor* tensor, int64_t start, int64_t end) {
+  auto count = tensor->numel();
+  if (start < 0 || end > count) {
+    VLOG(3) << "access violation";
+    return "access violation";
+  }
+  std::ostringstream os;
+  for (int64_t i = start; i < end; i++) {
+    os << ":" << tensor->data<T>()[i];
+  }
+  return os.str();
+}
+
+std::string PrintLodTensorIntType(LoDTensor* tensor, int64_t start,
+                                  int64_t end) {
+  auto count = tensor->numel();
+  if (start < 0 || end > count) {
+    VLOG(3) << "access violation";
+    return "access violation";
+  }
+  std::ostringstream os;
+  for (int64_t i = start; i < end; i++) {
+    os << ":" << static_cast<uint64_t>(tensor->data<int64_t>()[i]);
+  }
+  return os.str();
+}
+
+std::string PrintLodTensor(LoDTensor* tensor, int64_t start, int64_t end) {
+  std::string out_val;
+  if (tensor->type() == proto::VarType::FP32) {
+    out_val = PrintLodTensorType<float>(tensor, start, end);
+  } else if (tensor->type() == proto::VarType::INT64) {
+    out_val = PrintLodTensorIntType(tensor, start, end);
+  } else if (tensor->type() == proto::VarType::FP64) {
+    out_val = PrintLodTensorType<double>(tensor, start, end);
+  } else {
+    out_val = "unsupported type";
+  }
+  return out_val;
+}
+
+std::pair<int64_t, int64_t> GetTensorBound(LoDTensor* tensor, int index) {
+  auto& dims = tensor->dims();
+  if (tensor->lod().size() != 0) {
+    auto& lod = tensor->lod()[0];
+    return {lod[index] * dims[1], lod[index + 1] * dims[1]};
+  } else {
+    return {index * dims[1], (index + 1) * dims[1]};
+  }
+}
+
+bool CheckValidOutput(LoDTensor* tensor, int batch_size) {
+  auto& dims = tensor->dims();
+  if (dims.size() != 2) return false;
+  if (tensor->lod().size() != 0) {
+    auto& lod = tensor->lod()[0];
+    if (lod.size() != batch_size + 1) {
+      return false;
+    }
+  } else {
+    if (dims[0] != batch_size) {
+      return false;
+    }
+  }
+  return true;
+}
+
 void DownpourWorker::CollectLabelInfo(size_t table_idx) {
   uint64_t table_id = static_cast<uint64_t>(
       param_.program_config(0).pull_sparse_table_id(table_idx));
@@ -646,11 +727,52 @@ void DownpourWorker::TrainFiles() {
         pull_dense_worker_->IncreaseThreadVersion(thread_id_, tid);
       }
     }
+    if (need_dump_field_) {
+      int batch_size = device_reader_->GetCurBatchSize();
+      std::vector<std::string> ars(batch_size);
+      for (auto& ar : ars) {
+        ar.clear();
+      }
+      auto& ins_id_vec = device_reader_->GetInsIdVec();
+      auto& ins_content_vec = device_reader_->GetInsContentVec();
+      for (size_t i = 0; i < ins_id_vec.size(); i++) {
+        ars[i] += ins_id_vec[i];
+        ars[i] = ars[i] + "\t" + ins_content_vec[i];
+      }
+      for (auto& field : dump_fields_) {
+        Variable* var = thread_scope_->FindVar(field);
+        if (var == nullptr) {
+          continue;
+        }
+        LoDTensor* tensor = var->GetMutable<LoDTensor>();
+        if (!CheckValidOutput(tensor, batch_size)) {
+          continue;
+        }
+        for (int i = 0; i < batch_size; ++i) {
+          auto output_dim = tensor->dims()[1];
+          std::string output_dimstr =
+              boost::lexical_cast<std::string>(output_dim);
+          ars[i] = ars[i] + "\t" + field + ":" + output_dimstr;
+          auto bound = GetTensorBound(tensor, i);
+          ars[i] += PrintLodTensor(tensor, bound.first, bound.second);
+        }
+      }
+      // #pragma omp parallel for
+      for (size_t i = 0; i < ars.size(); i++) {
+        if (ars[i].length() == 0) {
+          continue;
+        }
+        writer_ << ars[i];
+      }
+    }
 
     PrintFetchVars();
     thread_scope_->DropKids();
     ++batch_cnt;
   }
+  if (need_dump_field_) {
+    writer_.Flush();
+  }
 }
 
 }  // end namespace framework
diff --git a/paddle/fluid/framework/trainer.h b/paddle/fluid/framework/trainer.h
index 5fe296ff20df74947c206d28aa44f27a45042d81..a4913cb26a9b913c55e14185c11e6383ea9b4b63 100644
--- a/paddle/fluid/framework/trainer.h
+++ b/paddle/fluid/framework/trainer.h
@@ -86,9 +86,21 @@ class DistMultiTrainer : public MultiTrainer {
   virtual void InitOtherEnv(const ProgramDesc& main_program);
   virtual void Run();
   virtual void Finalize();
+  virtual void FinalizeDumpEnv();
+  virtual void InitDumpEnv();
+  virtual void DumpWork();
 
  protected:
   std::shared_ptr<paddle::framework::PullDenseWorker> pull_dense_worker_;
+  std::thread dump_thread_;
+  std::shared_ptr<FILE> fp_;
+  std::shared_ptr<paddle::framework::ChannelObject<std::string>> queue_;
+
+  bool need_dump_field_;
+  std::string dump_fields_path_;
+  std::string dump_converter_;
+  std::vector<std::string> dump_fields_;
+  int mpi_rank_;
 };
 
 #if defined(PADDLE_WITH_CUDA) && !defined(_WIN32)
diff --git a/paddle/fluid/framework/trainer_desc.proto b/paddle/fluid/framework/trainer_desc.proto
index d84708918fb74477e544e97ef30c257cbd60944f..e859ced328b0a7843b155af3668c2a49503a49c7 100644
--- a/paddle/fluid/framework/trainer_desc.proto
+++ b/paddle/fluid/framework/trainer_desc.proto
@@ -35,6 +35,10 @@ message TrainerDesc {
   optional bool use_cvm = 8 [ default = false ];
   optional bool dump_slot = 9 [ default = false ];
   optional float scale_datanorm = 10 [ default = -1 ];
+  optional int32 mpi_rank = 11 [ default = -1 ];
+  optional string dump_fields_path = 12;
+  repeated string dump_fields = 13;
+  optional string dump_converter = 14;
 
   // device worker parameters
   optional HogwildWorkerParameter hogwild_param = 101;
diff --git a/paddle/fluid/pybind/data_set_py.cc b/paddle/fluid/pybind/data_set_py.cc
index 3e787822ecd642b94c80e016415c0286ea4d5926..9e114394dd9eb3039a46b10689c12a5fd92c6ab7 100644
--- a/paddle/fluid/pybind/data_set_py.cc
+++ b/paddle/fluid/pybind/data_set_py.cc
@@ -100,6 +100,10 @@ void BindDataset(py::module* m) {
            py::call_guard<py::gil_scoped_release>())
       .def("set_queue_num", &framework::Dataset::SetChannelNum,
            py::call_guard<py::gil_scoped_release>())
+      .def("set_parse_ins_id", &framework::Dataset::SetParseInsId,
+           py::call_guard<py::gil_scoped_release>())
+      .def("set_parse_content", &framework::Dataset::SetParseContent,
+           py::call_guard<py::gil_scoped_release>())
       .def("set_merge_by_lineid", &framework::Dataset::SetMergeByInsId,
            py::call_guard<py::gil_scoped_release>())
       .def("merge_by_lineid", &framework::Dataset::MergeByInsId,
diff --git a/python/paddle/fluid/dataset.py b/python/paddle/fluid/dataset.py
index d4c8a32d6cf54768521d57e9416b1694054c3f25..499dcdf359ebc6cbfa3bde3669fc80f8d9a5dd61 100644
--- a/python/paddle/fluid/dataset.py
+++ b/python/paddle/fluid/dataset.py
@@ -282,6 +282,8 @@ class InMemoryDataset(DatasetBase):
         self.proto_desc.name = "MultiSlotInMemoryDataFeed"
         self.fleet_send_batch_size = None
         self.queue_num = None
+        self.parse_ins_id = False
+        self.parse_content = False
         self.merge_by_lineid = False
 
     def _prepare_to_run(self):
@@ -297,6 +299,8 @@ class InMemoryDataset(DatasetBase):
         if self.queue_num is None:
             self.queue_num = self.thread_num
         self.dataset.set_queue_num(self.queue_num)
+        self.dataset.set_parse_ins_id(self.parse_ins_id)
+        self.dataset.set_parse_content(self.parse_content)
         self.dataset.set_data_feed_desc(self.desc())
         self.dataset.create_channel()
         self.dataset.create_readers()
@@ -318,6 +322,40 @@ class InMemoryDataset(DatasetBase):
         """
         self.queue_num = queue_num
 
+    def set_parse_ins_id(self, parse_ins_id):
+        """
+        Set id Dataset need to parse insid
+
+        Args:
+            parse_ins_id(bool): if parse ins_id or not
+
+        Examples:
+            .. code-block:: python
+
+              import paddle.fluid as fluid
+              dataset = fluid.DatasetFactory().create_dataset("InMemoryDataset")
+              dataset.set_parse_ins_id(True)
+
+        """
+        self.parse_ins_id = parse_ins_id
+
+    def set_parse_content(self, parse_content):
+        """
+        Set if Dataset need to parse content
+
+        Args:
+            parse_content(bool): if parse content or not
+
+        Examples:
+            .. code-block:: python
+
+              import paddle.fluid as fluid
+              dataset = fluid.DatasetFactory().create_dataset("InMemoryDataset")
+              dataset.set_parse_content(True)
+
+        """
+        self.parse_content = parse_content
+
     def set_fleet_send_batch_size(self, fleet_send_batch_size):
         """
         Set fleet send batch size, default is 80000
diff --git a/python/paddle/fluid/incubate/fleet/parameter_server/pslib/__init__.py b/python/paddle/fluid/incubate/fleet/parameter_server/pslib/__init__.py
index 4791e85ac886f8dd5cf8101d05d0e3b39fee85ee..1e84365adaebb0a18c5dd2ae83d2a024f217860a 100644
--- a/python/paddle/fluid/incubate/fleet/parameter_server/pslib/__init__.py
+++ b/python/paddle/fluid/incubate/fleet/parameter_server/pslib/__init__.py
@@ -347,6 +347,21 @@ class PSLib(Fleet):
             self._fleet_ptr.clear_model()
         self._role_maker._barrier_worker()
 
+    def clear_model(self):
+        """
+        clear_model() will be called by user. It will clear sparse model.
+
+        Examples:
+            .. code-block:: python
+
+              fleet.clear_model()
+
+        """
+        self._role_maker._barrier_worker()
+        if self._role_maker.is_first_worker():
+            self._fleet_ptr.clear_model()
+        self._role_maker._barrier_worker()
+
     def load_one_table(self, table_id, model_path, **kwargs):
         """
         load pslib model for one table or load params from paddle model
@@ -385,6 +400,7 @@ class PSLib(Fleet):
                   fout.write(my_program.desc.serialize_to_string())
 
         """
+        self._role_maker._barrier_worker()
         mode = kwargs.get("mode", 0)
         scope = kwargs.get("scope", None)
         model_proto_file = kwargs.get("model_proto_file", None)
@@ -558,7 +574,7 @@ class DownpourOptimizer(DistributedOptimizer):
                           parameter_list,
                           no_grad_set,
                           self._strategy)
-
+        opt_info["mpi_rank"] = fleet._role_maker._get_rank()
         fleet._set_opt_info(opt_info)
 
         programs = [loss.block.program for loss in losses]
diff --git a/python/paddle/fluid/incubate/fleet/parameter_server/pslib/optimizer_factory.py b/python/paddle/fluid/incubate/fleet/parameter_server/pslib/optimizer_factory.py
index b454ecf2ffc612f3a4460eefb01a669720d49e60..2d25f466d51046ad4ef6be7b80d1708a97662e4e 100644
--- a/python/paddle/fluid/incubate/fleet/parameter_server/pslib/optimizer_factory.py
+++ b/python/paddle/fluid/incubate/fleet/parameter_server/pslib/optimizer_factory.py
@@ -248,6 +248,9 @@ class DistributedAdam(DistributedOptimizerImplBase):
         opt_info["use_cvm"] = strategy.get("use_cvm", False)
         opt_info["scale_datanorm"] = strategy.get("scale_datanorm", -1)
         opt_info["dump_slot"] = False
+        opt_info["dump_converter"] = ""
+        opt_info["dump_fields"] = strategy.get("dump_fields", [])
+        opt_info["dump_fields_path"] = strategy.get("dump_fields_path", "")
         if server._server.downpour_server_param.downpour_table_param[
                 0].accessor.accessor_class == "DownpourCtrAccessor":
             opt_info["dump_slot"] = True
diff --git a/python/paddle/fluid/tests/unittests/test_dataset.py b/python/paddle/fluid/tests/unittests/test_dataset.py
index 5575f73883d7b58da02209ef1a6ae8a7e40a3c14..2505cb6b3d3a28d89c90f8043cc60ff2731be91f 100644
--- a/python/paddle/fluid/tests/unittests/test_dataset.py
+++ b/python/paddle/fluid/tests/unittests/test_dataset.py
@@ -52,6 +52,65 @@ class TestDataset(unittest.TestCase):
         except:
             self.assertTrue(True)
 
+    def test_config(self):
+        """
+        Testcase for python config.
+        """
+        dataset = fluid.InMemoryDataset()
+        dataset.set_parse_ins_id(True)
+        dataset.set_parse_content(True)
+        self.assertTrue(dataset.parse_ins_id)
+        self.assertTrue(dataset.parse_content)
+
+    def test_run_with_dump(self):
+        """
+        Testcase for InMemoryDataset from create to run.
+        """
+        with open("test_run_with_dump_a.txt", "w") as f:
+            data = "1 a 1 a 1 1 2 3 3 4 5 5 5 5 1 1\n"
+            data += "1 b 1 b 1 2 2 3 4 4 6 6 6 6 1 2\n"
+            data += "1 c 1 c 1 3 2 3 5 4 7 7 7 7 1 3\n"
+            f.write(data)
+        with open("test_run_with_dump_b.txt", "w") as f:
+            data = "1 d 1 d 1 4 2 3 3 4 5 5 5 5 1 4\n"
+            data += "1 e 1 e 1 5 2 3 4 4 6 6 6 6 1 5\n"
+            data += "1 f 1 f 1 6 2 3 5 4 7 7 7 7 1 6\n"
+            data += "1 g 1 g 1 7 2 3 6 4 8 8 8 8 1 7\n"
+            f.write(data)
+
+        slots = ["slot1", "slot2", "slot3", "slot4"]
+        slots_vars = []
+        for slot in slots:
+            var = fluid.layers.data(
+                name=slot, shape=[1], dtype="int64", lod_level=1)
+            slots_vars.append(var)
+
+        dataset = fluid.DatasetFactory().create_dataset("InMemoryDataset")
+        dataset.set_batch_size(32)
+        dataset.set_thread(3)
+        dataset.set_filelist(
+            ["test_run_with_dump_a.txt", "test_run_with_dump_b.txt"])
+        dataset.set_parse_ins_id(True)
+        dataset.set_parse_content(True)
+        dataset.set_pipe_command("cat")
+        dataset.set_use_var(slots_vars)
+        dataset.load_into_memory()
+        dataset.set_fea_eval(10000, True)
+        dataset.local_shuffle()
+
+        exe = fluid.Executor(fluid.CPUPlace())
+        exe.run(fluid.default_startup_program())
+        for i in range(2):
+            try:
+                exe.train_from_dataset(fluid.default_main_program(), dataset)
+            except ImportError as e:
+                pass
+            except Exception as e:
+                self.assertTrue(False)
+
+        os.remove("./test_run_with_dump_a.txt")
+        os.remove("./test_run_with_dump_b.txt")
+
     def test_dataset_config(self):
         """ Testcase for dataset configuration. """
         dataset = fluid.core.Dataset("MultiSlotDataset")
diff --git a/python/paddle/fluid/tests/unittests/test_trainer_desc.py b/python/paddle/fluid/tests/unittests/test_trainer_desc.py
new file mode 100644
index 0000000000000000000000000000000000000000..f2724ea22b006c786576a3a3a2d02e99a43722b7
--- /dev/null
+++ b/python/paddle/fluid/tests/unittests/test_trainer_desc.py
@@ -0,0 +1,50 @@
+#   Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# 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.
+"""
+TestCases for TrainerDesc,
+including config, etc.
+"""
+
+from __future__ import print_function
+import paddle.fluid as fluid
+import numpy as np
+import os
+import shutil
+import unittest
+
+
+class TestTrainerDesc(unittest.TestCase):
+    """  TestCases for TrainerDesc. """
+
+    def test_config(self):
+        """
+        Testcase for python config.
+        """
+        trainer_desc = fluid.trainer_desc.TrainerDesc()
+        trainer_desc._set_dump_fields(["a", "b"])
+        trainer_desc._set_mpi_rank(1)
+        trainer_desc._set_dump_fields_path("path")
+
+        dump_fields = trainer_desc.proto_desc.dump_fields
+        mpi_rank = trainer_desc.proto_desc.mpi_rank
+        dump_fields_path = trainer_desc.proto_desc.dump_fields_path
+        self.assertEqual(len(dump_fields), 2)
+        self.assertEqual(dump_fields[0], "a")
+        self.assertEqual(dump_fields[1], "b")
+        self.assertEqual(mpi_rank, 1)
+        self.assertEqual(dump_fields_path, "path")
+
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/python/paddle/fluid/trainer_desc.py b/python/paddle/fluid/trainer_desc.py
index 97bd52d5f15c9591eb3337fe3fd0eeb3233385d4..21522da46d4b588b41764b37653c29782edb17e1 100644
--- a/python/paddle/fluid/trainer_desc.py
+++ b/python/paddle/fluid/trainer_desc.py
@@ -81,6 +81,19 @@ class TrainerDesc(object):
     def _set_dump_slot(self, dump_slot):
         self.proto_desc.dump_slot = dump_slot
 
+    def _set_mpi_rank(self, mpi_rank):
+        self.proto_desc.mpi_rank = mpi_rank
+
+    def _set_dump_fields(self, dump_fields):
+        for field in dump_fields:
+            self.proto_desc.dump_fields.append(field)
+
+    def _set_dump_fields_path(self, path):
+        self.proto_desc.dump_fields_path = path
+
+    def _set_dump_converter(self, converter):
+        self.proto_desc.dump_converter = converter
+
     def _set_adjust_ins_weight(self, config_dict):
         self.proto_desc.adjust_ins_weight_config.need_adjust = \
                 config_dict.get("need_adjust", False)
diff --git a/python/paddle/fluid/trainer_factory.py b/python/paddle/fluid/trainer_factory.py
index 519672f7c8c24568c38385c58753ee73ba71a89e..5f312ea075ba7b3f30441645a46bb43b5d882bd5 100644
--- a/python/paddle/fluid/trainer_factory.py
+++ b/python/paddle/fluid/trainer_factory.py
@@ -41,6 +41,10 @@ class TrainerFactory(object):
                 trainer._set_use_cvm(opt_info["use_cvm"])
                 trainer._set_scale_datanorm(opt_info["scale_datanorm"])
                 trainer._set_dump_slot(opt_info["dump_slot"])
+                trainer._set_mpi_rank(opt_info["mpi_rank"])
+                trainer._set_dump_fields(opt_info["dump_fields"])
+                trainer._set_dump_fields_path(opt_info["dump_fields_path"])
+                trainer._set_dump_converter(opt_info["dump_converter"])
                 trainer._set_adjust_ins_weight(opt_info["adjust_ins_weight"])
             trainer._set_device_worker(device_worker)
         return trainer