diff --git a/mindspore/ccsrc/ps/constants.h b/mindspore/ccsrc/ps/constants.h
index 45b43ba0f0d..47db975de85 100644
--- a/mindspore/ccsrc/ps/constants.h
+++ b/mindspore/ccsrc/ps/constants.h
@@ -114,7 +114,7 @@ constexpr uint32_t kCheckRegisteredRetryCount = 30;
 constexpr uint32_t kCheckRegisteredIntervalInMs = 1000;
 
 // The type of persistent storage, currently only supports file storage.
-constexpr char kStoreType[] = "storge_type";
+constexpr char kStoreType[] = "storage_type";
 // The file used to storage metadata.
 constexpr char kStoreFilePath[] = "storage_file_path";
 // 1 indicates that the persistent storage type is file.
diff --git a/mindspore/ccsrc/ps/core/comm_util.cc b/mindspore/ccsrc/ps/core/comm_util.cc
index 41ff0d0b429..91ba81edc27 100644
--- a/mindspore/ccsrc/ps/core/comm_util.cc
+++ b/mindspore/ccsrc/ps/core/comm_util.cc
@@ -187,7 +187,7 @@ std::string CommUtil::ParseConfig(const Configuration &config, const std::string
     return "";
   }
 
-  std::string path = config.Get(key, "");
+  std::string path = config.GetString(key, "");
   return path;
 }
 }  // namespace core
diff --git a/mindspore/ccsrc/ps/core/communicator/tcp_client.cc b/mindspore/ccsrc/ps/core/communicator/tcp_client.cc
index bcb66f50916..3388a5a90e7 100644
--- a/mindspore/ccsrc/ps/core/communicator/tcp_client.cc
+++ b/mindspore/ccsrc/ps/core/communicator/tcp_client.cc
@@ -226,7 +226,7 @@ bool TcpClient::EstablishSSL() {
 
   // 2. Parse the client password.
   std::string client_password = CommUtil::ParseConfig(*config_, kClientPassword);
-  if (!client_password.empty()) {
+  if (client_password.empty()) {
     MS_LOG(WARNING) << "The key:" << kClientPassword << "'s value is empty.";
     return false;
   }
diff --git a/mindspore/ccsrc/ps/core/communicator/tcp_server.cc b/mindspore/ccsrc/ps/core/communicator/tcp_server.cc
index 66085480e5f..1f1e1a2964f 100644
--- a/mindspore/ccsrc/ps/core/communicator/tcp_server.cc
+++ b/mindspore/ccsrc/ps/core/communicator/tcp_server.cc
@@ -308,7 +308,7 @@ void TcpServer::ListenerCallback(struct evconnlistener *, evutil_socket_t fd, st
 
     // 2. Parse the server password.
     std::string server_password = CommUtil::ParseConfig(*(server->config_), kServerPassword);
-    if (!server_password.empty()) {
+    if (server_password.empty()) {
       MS_LOG(EXCEPTION) << "The key:" << kServerPassword << "'s value is empty.";
     }
 
diff --git a/mindspore/ccsrc/ps/core/configuration.h b/mindspore/ccsrc/ps/core/configuration.h
index 9991be1fc57..6651a88cab9 100644
--- a/mindspore/ccsrc/ps/core/configuration.h
+++ b/mindspore/ccsrc/ps/core/configuration.h
@@ -45,9 +45,12 @@ class Configuration {
   // Determine whether the initialization has been completed.
   virtual bool IsInitialized() const = 0;
 
-  // Get configuration data from database or config file.
+  // Get configuration data from database or config file.The returned string is quoted
   virtual std::string Get(const std::string &key, const std::string &defaultvalue) const = 0;
 
+  // Get configuration data from database or config file.The returned string is not quoted
+  virtual std::string GetString(const std::string &key, const std::string &defaultvalue) const = 0;
+
   // Put configuration data to database or config file.
   virtual void Put(const std::string &key, const std::string &defaultvalue) = 0;
 
diff --git a/mindspore/ccsrc/ps/core/file_configuration.cc b/mindspore/ccsrc/ps/core/file_configuration.cc
index eaaf4104067..2b813a0edc2 100644
--- a/mindspore/ccsrc/ps/core/file_configuration.cc
+++ b/mindspore/ccsrc/ps/core/file_configuration.cc
@@ -49,6 +49,15 @@ std::string FileConfiguration::Get(const std::string &key, const std::string &de
   return res;
 }
 
+std::string FileConfiguration::GetString(const std::string &key, const std::string &defaultvalue) const {
+  if (!js.contains(key)) {
+    MS_LOG(WARNING) << "The key:" << key << " is not exist.";
+    return defaultvalue;
+  }
+  std::string res = js.at(key);
+  return res;
+}
+
 void FileConfiguration::Put(const std::string &key, const std::string &value) {
   std::ofstream output_file(file_path_);
   js[key] = value;
diff --git a/mindspore/ccsrc/ps/core/file_configuration.h b/mindspore/ccsrc/ps/core/file_configuration.h
index d5558967f32..8415a4ce5cb 100644
--- a/mindspore/ccsrc/ps/core/file_configuration.h
+++ b/mindspore/ccsrc/ps/core/file_configuration.h
@@ -56,6 +56,8 @@ class FileConfiguration : public Configuration {
 
   std::string Get(const std::string &key, const std::string &defaultvalue) const override;
 
+  std::string GetString(const std::string &key, const std::string &defaultvalue) const override;
+
   void Put(const std::string &key, const std::string &value) override;
 
   bool Exists(const std::string &key) override;
diff --git a/mindspore/ccsrc/ps/core/scheduler_node.cc b/mindspore/ccsrc/ps/core/scheduler_node.cc
index b23e7fb312f..f741f4d1360 100644
--- a/mindspore/ccsrc/ps/core/scheduler_node.cc
+++ b/mindspore/ccsrc/ps/core/scheduler_node.cc
@@ -172,6 +172,7 @@ void SchedulerNode::ProcessRegister(const std::shared_ptr<TcpServer> &server,
         MS_LOG(INFO) << "The scheduler send metadata to scale in node:" << id;
         auto scale_in_client = GetOrCreateClient(nodes[id]);
         SendMetadata(scale_in_client, nodes[id].rank_id_);
+        node_manager_.UpdateHeartbeat(id);
       }
     }
     node_manager_.UpdateNodesInfo();
@@ -179,6 +180,7 @@ void SchedulerNode::ProcessRegister(const std::shared_ptr<TcpServer> &server,
     for (const auto &kvs : node_infos) {
       auto client = GetOrCreateClient(kvs.second);
       SendMetadata(client, kvs.second.rank_id_);
+      node_manager_.UpdateHeartbeat(kvs.first);
     }
     node_manager_.UpdateClusterState(ClusterState::CLUSTER_READY);
     wait_start_cond_.notify_all();
diff --git a/mindspore/ccsrc/ps/core/server_node.cc b/mindspore/ccsrc/ps/core/server_node.cc
index a66f2eeb134..86a619ab627 100644
--- a/mindspore/ccsrc/ps/core/server_node.cc
+++ b/mindspore/ccsrc/ps/core/server_node.cc
@@ -27,14 +27,14 @@ bool ServerNode::Start(const uint32_t &timeout) {
   MS_LOG(INFO) << "[Server start]: 4. The node role:" << CommUtil::NodeRoleToString(node_info_.node_role_)
                << " the node id:" << node_info_.node_id_ << " successfully registered to the scheduler!";
 
+  StartHeartbeatTimer(client_to_scheduler_);
+  MS_LOG(INFO) << "[Server start]: 5. Server start heartbeat timer!";
+
   if (!WaitForStart(timeout)) {
     MS_LOG(ERROR) << "Start server node timeout!";
     return false;
   }
 
-  StartHeartbeatTimer(client_to_scheduler_);
-  MS_LOG(INFO) << "[Server start]: 5. Server start heartbeat timer!";
-
   MsException::Instance().CheckException();
   MS_LOG(INFO) << "[Server start]: 6. Successfully start server node!";
   return true;
diff --git a/mindspore/ccsrc/ps/core/worker_node.cc b/mindspore/ccsrc/ps/core/worker_node.cc
index b01169f2ef0..8e4ff69625f 100644
--- a/mindspore/ccsrc/ps/core/worker_node.cc
+++ b/mindspore/ccsrc/ps/core/worker_node.cc
@@ -27,14 +27,14 @@ bool WorkerNode::Start(const uint32_t &timeout) {
   MS_LOG(INFO) << "[Worker start]: 4. The node role:" << CommUtil::NodeRoleToString(node_info_.node_role_)
                << " the node id:" << node_info_.node_id_ << " successfully registered to the scheduler!";
 
+  StartHeartbeatTimer(client_to_scheduler_);
+  MS_LOG(INFO) << "[Worker start]: 5. Worker start heartbeat timer!";
+
   if (!WaitForStart(timeout)) {
     MS_LOG(ERROR) << "Start Worker node timeout!";
     return false;
   }
 
-  StartHeartbeatTimer(client_to_scheduler_);
-  MS_LOG(INFO) << "[Worker start]: 5. Worker start heartbeat timer!";
-
   MsException::Instance().CheckException();
   MS_LOG(INFO) << "[Worker start]: 6. Successfully start worker node!";
   return true;
diff --git a/tests/st/fl/hybrid_lenet/config.json b/tests/st/fl/hybrid_lenet/config.json
index 3e6d09945ea..3f877d231b4 100644
--- a/tests/st/fl/hybrid_lenet/config.json
+++ b/tests/st/fl/hybrid_lenet/config.json
@@ -1,6 +1,6 @@
 {
     "recovery": {
-        "storge_type": 1,
+        "storage_type": 1,
         "storage_file_path": "recovery.json"
     },
     "server_cert_path": "server.crt",
diff --git a/tests/st/fl/mobile/config.json b/tests/st/fl/mobile/config.json
index 500e644ecc3..b693d5cb436 100644
--- a/tests/st/fl/mobile/config.json
+++ b/tests/st/fl/mobile/config.json
@@ -1,6 +1,6 @@
 {
     "recovery": {
-        "storge_type": 1,
+        "storage_type": 1,
         "storage_file_path": "recovery.json"
     },
     "server_cert_path": "server.crt",