download & run & instance

paddle/fluid/framework/async_executor.cc

@@ -191,18 +191,19 @@ void AsyncExecutor::SaveModel(const std::string& path) {
     }
 }
 
-void AsyncExecutor::PrepareDenseThread() {
-    DensePullThreadParam param;
-    param.ps_client = _pslib_ptr->_worker_ptr;;
-    param.threshold = 1;//GlobalConfig::instance().pull_dense_per_batch; //TODO
-    param.training_thread_num = actual_thread_num;
-    param.root_scope = root_scope_;
-    //param.dense_params = &GlobalConfig::instance().dense_variable_name; //TODO
-    param.dense_params = &_param_config.dense_variable_name;
-
-    _pull_dense_thread = std::shared_ptr<DensePullThread>(new DensePullThread(param));
-    _pull_dense_thread->start();
-
+void AsyncExecutor::PrepareDenseThread(const std::string& mode) {
+    if (mode == "mpi") {
+        DensePullThreadParam param;
+        param.ps_client = _pslib_ptr->_worker_ptr;;
+        param.threshold = 1;//GlobalConfig::instance().pull_dense_per_batch; //TODO
+        param.training_thread_num = actual_thread_num;
+        param.root_scope = root_scope_;
+        //param.dense_params = &GlobalConfig::instance().dense_variable_name; //TODO
+        param.dense_params = &_param_config.dense_variable_name;
+
+        _pull_dense_thread = std::shared_ptr<DensePullThread>(new DensePullThread(param));
+        _pull_dense_thread->start();
+    }
 }
 
 void AsyncExecutor::RunFromFile(const ProgramDesc& main_program,
@@ -210,6 +211,7 @@ void AsyncExecutor::RunFromFile(const ProgramDesc& main_program,
                                 const std::vector<std::string>& filelist,
                                 const int thread_num,
                                 const std::vector<std::string>& fetch_var_names,
+                                const std::string& mode,
                                 const bool debug) {
   std::vector<std::thread> threads;
 
@@ -251,11 +253,15 @@ void AsyncExecutor::RunFromFile(const ProgramDesc& main_program,
   // todo: should be factory method for creating datafeed
   std::vector<std::shared_ptr<DataFeed>> readers;
   PrepareReaders(readers, actual_thread_num, data_feed_desc, filelist);
-  PrepareDenseThread();
+  PrepareDenseThread(mode);
   std::vector<std::shared_ptr<ExecutorThreadWorker>> workers;
   workers.resize(actual_thread_num);
   for (auto& worker : workers) {
-    worker.reset(new AsyncExecutorThreadWorker);
+    if (mode == "mpi") {
+        worker.reset(new AsyncExecutorThreadWorker);
+    } else {
+        worker.reset(new ExecutorThreadWorker);
+    }
   }
 
   // prepare thread resource here
@@ -274,7 +280,9 @@ void AsyncExecutor::RunFromFile(const ProgramDesc& main_program,
   for (auto& th : threads) {
     th.join();
   }
-  _pull_dense_thread->stop();
+  if (mode == "mpi") {
+    _pull_dense_thread->stop();
+  }
   root_scope_->DropKids();
 
   return;

paddle/fluid/framework/async_executor.h

@@ -61,6 +61,7 @@ class AsyncExecutor {
                    const std::vector<std::string>& filelist,
                    const int thread_num,
                    const std::vector<std::string>& fetch_names,
+                   const std::string& mode, 
                    const bool debug = false);
   //void ConfigPslib(const char* dist_desc, uint64_t* host_sign_list, int node_num, int index);
   void InitServer(const std::string& dist_desc, int index);
@@ -79,7 +80,7 @@ class AsyncExecutor {
                      const std::vector<std::string>& fetch_var_names,
                      Scope* root_scope, const int thread_index,
                      const bool debug);
-  void PrepareDenseThread();
+  void PrepareDenseThread(const std::string& mode);
  public:
   std::shared_ptr<paddle::distributed::PSlib>  _pslib_ptr;
   std::shared_ptr<DensePullThread>  _pull_dense_thread;

python/paddle/fluid/async_executor.py

@@ -87,9 +87,8 @@ class AsyncExecutor(object):
 
         scope = global_scope()
         self.executor = core.AsyncExecutor(scope, p)
-        self.instance = ps_instance.PaddlePSInstance(1, 2)
 
-    def run(self, program, data_feed, filelist, thread_num, fetch, debug=False):
+    def run(self, program, data_feed, filelist, thread_num, fetch, mode="", debug=False):
         """
         Run program by this AsyncExecutor. Training dataset will be in filelist.
         Users can also inspect certain variables by naming them in parameter
@@ -151,10 +150,11 @@ class AsyncExecutor(object):
 
         self.executor.run_from_files(program_desc,
                                      data_feed.desc(), filelist, thread_num,
-                                     fetch_var_names, debug)
+                                     fetch_var_names, mode, debug)
 
     def download_data(self, afs_path, local_path, fs_default_name, ugi, process_num=12):
-        hadoop_home = "$HADOOP_HOME"
+        #hadoop_home = "$HADOOP_HOME"
+        hadoop_home = "~/tools/hadoop-xingtian/hadoop/"
 
         configs = {
             "fs.default.name": fs_default_name,
@@ -169,8 +169,11 @@ class AsyncExecutor(object):
             self.instance.get_worker_index(),
             self.instance.get_node_cnt() / 2,
             multi_processes=process_num)
+        self.instance.barrier_all() #wait for download_data #TODO only barriere worker
 
-    def config_distributed_nodes(self, dist_opt):
+    def config_distributed_nodes(self):
+        self.instance = ps_instance.PaddlePSInstance(1, 2)
+        return self.instance
 
         # get total rank
         # get rank index
@@ -196,11 +199,15 @@ class AsyncExecutor(object):
         self.executor.gather_servers(ips, self.instance.get_node_cnt())
         self.instance.barrier_all() #wait all worker start
         self.instance.barrier_all() #wait init model
-        self.instance.barrier_all() #wait for download_data
+        self.instance.barrier_all() #wait for download_data #TODO remove this after only barrier worker
         self.instance.barrier_all() #wait worker do all things 
         self.instance.barrier_all() #sync
 
-    def init_worker(self, dist_desc, afs_path, local_path, fs_default_name, ugi):
+    def init_worker(self, dist_desc, startup_program):
+        place = core.CPUPlace()
+        executor = Executor(place)
+        executor.run(startup_program)
+
         self.instance.barrier_all() #wait all server start
         ips = self.instance.gather_ips()
         self.executor.init_worker(dist_desc, ips, self.instance.get_node_cnt(), self.instance._rankid)
@@ -208,8 +215,6 @@ class AsyncExecutor(object):
         if self.instance.is_first_worker():
             self.executor.init_model()
         self.instance.barrier_all() #wait init model
-        self.download_data(afs_path, local_path, fs_default_name, ugi, process_num=12)
-        self.instance.barrier_all() #wait for download_data
        
     def init_model(self):
         self.executor.init_model()