diff --git a/mindspore/ccsrc/ps/constants.h b/mindspore/ccsrc/ps/constants.h
index 1e70de28694..01e73bccda5 100644
--- a/mindspore/ccsrc/ps/constants.h
+++ b/mindspore/ccsrc/ps/constants.h
@@ -186,12 +186,8 @@ constexpr char kCaCert[] = "ca.crt";
 constexpr char kColon = ':';
 const std::map<std::string, size_t> kCiphers = {
   {"ECDHE-RSA-AES128-GCM-SHA256", 0},   {"ECDHE-ECDSA-AES128-GCM-SHA256", 1}, {"ECDHE-RSA-AES256-GCM-SHA384", 2},
-  {"ECDHE-ECDSA-AES256-GCM-SHA384", 3}, {"DHE-RSA-AES128-GCM-SHA256", 4},     {"DHE-DSS-AES128-GCM-SHA256", 5},
-  {"DHE-RSA-AES256-GCM-SHA384", 6},     {"DHE-DSS-AES256-GCM-SHA384", 7},     {"DHE-PSK-AES128-GCM-SHA256", 8},
-  {"DHE-PSK-AES256-GCM-SHA384", 9},     {"DHE-PSK-CHACHA20-POLY1305", 10},    {"ECDHE-RSA-CHACHA20-POLY1305", 11},
-  {"ECDHE-PSK-CHACHA20-POLY1305", 12},  {"DHE-RSA-AES128-CCM", 13},           {"DHE-RSA-AES256-CCM", 14},
-  {"DHE-RSA-CHACHA20-POLY1305", 15},    {"DHE-PSK-AES128-CCM", 16},           {"DHE-PSK-AES256-CCM", 17},
-  {"ECDHE-ECDSA-AES128-CCM", 18},       {"ECDHE-ECDSA-AES256-CCM", 19},       {"ECDHE-ECDSA-CHACHA20-POLY1305", 20}};
+  {"ECDHE-ECDSA-AES256-GCM-SHA384", 3}, {"ECDHE-RSA-CHACHA20-POLY1305", 4},   {"ECDHE-PSK-CHACHA20-POLY1305", 5},
+  {"ECDHE-ECDSA-AES128-CCM", 6},        {"ECDHE-ECDSA-AES256-CCM", 7},        {"ECDHE-ECDSA-CHACHA20-POLY1305", 8}};
 
 #ifdef __APPLE__
 using DataPtr = std::shared_ptr<unsigned char>;
diff --git a/mindspore/ccsrc/ps/core/abstract_node.cc b/mindspore/ccsrc/ps/core/abstract_node.cc
index 44cc813db70..64bdae98f57 100644
--- a/mindspore/ccsrc/ps/core/abstract_node.cc
+++ b/mindspore/ccsrc/ps/core/abstract_node.cc
@@ -38,10 +38,10 @@ void AbstractNode::Register(const std::shared_ptr<TcpClient> &client) {
   MS_LOG(INFO) << "The node role:" << CommUtil::NodeRoleToString(node_info_.node_role_)
                << " the node id:" << node_info_.node_id_ << " begin to register to the scheduler!";
 
-  if (!SendMessageSync(client, message_meta, Protos::PROTOBUF, register_message.SerializeAsString().data(),
-                       register_message.ByteSizeLong())) {
-    MS_LOG(EXCEPTION) << "The node role:" << CommUtil::NodeRoleToString(node_info_.node_role_)
-                      << " the node id:" << node_info_.node_id_ << " register timeout!";
+  if (!SendMessageAsync(client, message_meta, Protos::PROTOBUF, register_message.SerializeAsString().data(),
+                        register_message.ByteSizeLong())) {
+    MS_LOG(ERROR) << "The node role:" << CommUtil::NodeRoleToString(node_info_.node_role_)
+                  << " the node id:" << node_info_.node_id_ << " register timeout!";
   } else {
     MS_LOG(INFO) << "The node role:" << CommUtil::NodeRoleToString(node_info_.node_role_)
                  << " the node id:" << node_info_.node_id_ << " send register success!";
diff --git a/mindspore/ccsrc/ps/core/comm_util.cc b/mindspore/ccsrc/ps/core/comm_util.cc
index 715dacb11f6..30afb11f0d2 100644
--- a/mindspore/ccsrc/ps/core/comm_util.cc
+++ b/mindspore/ccsrc/ps/core/comm_util.cc
@@ -17,6 +17,8 @@
 #include "ps/core/comm_util.h"
 
 #include <arpa/inet.h>
+#include <unistd.h>
+#include <sys/stat.h>
 #include <cstdio>
 #include <cstdlib>
 #include <cstring>
@@ -229,6 +231,27 @@ bool CommUtil::IsFileEmpty(const std::string &file) {
   return str.empty();
 }
 
+bool CommUtil::CreateDirectory(const std::string &directoryPath) {
+  uint32_t dirPathLen = directoryPath.length();
+  uint32_t MAX_PATH_LEN = 512;
+  if (dirPathLen > MAX_PATH_LEN) {
+    return false;
+  }
+  char tmpDirPath[MAX_PATH_LEN] = {0};
+  for (uint32_t i = 0; i < dirPathLen; ++i) {
+    tmpDirPath[i] = directoryPath[i];
+    if (tmpDirPath[i] == '/') {
+      if (access(tmpDirPath, 0) != 0) {
+        int32_t ret = mkdir(tmpDirPath, S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH);
+        if (ret != 0) {
+          return false;
+        }
+      }
+    }
+  }
+  return true;
+}
+
 std::string CommUtil::ClusterStateToString(const ClusterState &state) {
   MS_LOG(DEBUG) << "The cluster state:" << state;
   if (state < SizeToInt(kClusterState.size())) {
diff --git a/mindspore/ccsrc/ps/core/comm_util.h b/mindspore/ccsrc/ps/core/comm_util.h
index 10f6168f79b..c6a9fcd2d79 100644
--- a/mindspore/ccsrc/ps/core/comm_util.h
+++ b/mindspore/ccsrc/ps/core/comm_util.h
@@ -134,6 +134,7 @@ class CommUtil {
   static bool verifyExtendedAttributes(const X509 *caCert);
   static void verifyCertPipeline(const X509 *caCert, const X509 *subCert);
   static bool checkCRLTime(const std::string &crlPath);
+  static bool CreateDirectory(const std::string &directoryPath);
 
  private:
   static std::random_device rd;
diff --git a/mindspore/ccsrc/ps/core/file_configuration.cc b/mindspore/ccsrc/ps/core/file_configuration.cc
index e9732745696..e5dd9f179e5 100644
--- a/mindspore/ccsrc/ps/core/file_configuration.cc
+++ b/mindspore/ccsrc/ps/core/file_configuration.cc
@@ -21,7 +21,11 @@ namespace ps {
 namespace core {
 bool FileConfiguration::Initialize() {
   if (!CommUtil::IsFileExists(file_path_)) {
-    MS_LOG(INFO) << "The file path:" << file_path_ << " is not exist.";
+    MS_LOG(WARNING) << "The file path:" << file_path_ << " is not exist.";
+
+    if (CommUtil::CreateDirectory(file_path_)) {
+      MS_LOG(INFO) << "Create Directory :" << file_path_ << " success.";
+    }
     return false;
   }
 
diff --git a/mindspore/ccsrc/ps/core/node_manager.cc b/mindspore/ccsrc/ps/core/node_manager.cc
index c45ae5df9d6..548670ed451 100644
--- a/mindspore/ccsrc/ps/core/node_manager.cc
+++ b/mindspore/ccsrc/ps/core/node_manager.cc
@@ -359,10 +359,11 @@ bool NodeManager::IsNodeRegistered(const std::string &node_id) {
   return false;
 }
 
-const NodeInfo &NodeManager::QueryNodeInfo(const std::string &node_id) const {
+const NodeInfo NodeManager::QueryNodeInfo(const std::string &node_id) const {
   auto iter = registered_nodes_info_.find(node_id);
   if (iter == registered_nodes_info_.end()) {
-    MS_LOG(EXCEPTION) << "Cannot find node of id: " << node_id;
+    MS_LOG(DEBUG) << "Cannot find node of id: " << node_id;
+    return NodeInfo();
   }
   return iter->second;
 }
diff --git a/mindspore/ccsrc/ps/core/node_manager.h b/mindspore/ccsrc/ps/core/node_manager.h
index 2a39052ec48..4e973399928 100644
--- a/mindspore/ccsrc/ps/core/node_manager.h
+++ b/mindspore/ccsrc/ps/core/node_manager.h
@@ -124,7 +124,7 @@ class NodeManager {
   void setPersistCallback(const OnPersist &onPersist);
 
   // Query node information by node id.
-  const NodeInfo &QueryNodeInfo(const std::string &node_id) const;
+  const NodeInfo QueryNodeInfo(const std::string &node_id) const;
 
   // Determine whether the node is in persistent.
   bool IsNodePersisting(const std::string &node_id) const;
diff --git a/mindspore/ccsrc/ps/core/scheduler_node.cc b/mindspore/ccsrc/ps/core/scheduler_node.cc
index e27f0792048..01a5126e196 100644
--- a/mindspore/ccsrc/ps/core/scheduler_node.cc
+++ b/mindspore/ccsrc/ps/core/scheduler_node.cc
@@ -144,15 +144,18 @@ void SchedulerNode::ProcessHeartbeat(const std::shared_ptr<TcpServer> &server,
   HeartbeatRespMessage heartbeat_resp_message;
   heartbeat_resp_message.set_persistent_cmd(PersistentCommand::DEFAULT);
 
-  NodeRole node_role = (node_manager_.QueryNodeInfo(node_id)).node_role_;
-  // The worker role does not support disaster recovery for the time being.
-  if (node_role == NodeRole::SERVER && persistent_cmd_ == PersistentCommand::BEGIN_PERSIST) {
-    if (!node_manager_.IsNodePersisting(node_id)) {
-      heartbeat_resp_message.set_persistent_cmd(PersistentCommand::BEGIN_PERSIST);
-      node_manager_.AddPersistingNode(node_id);
-    }
-    if (node_manager_.IsAllNodeInPersisting()) {
-      persistent_cmd_ = PersistentCommand::DEFAULT;
+  NodeInfo nodeInfo = node_manager_.QueryNodeInfo(node_id);
+  if (nodeInfo.node_id_ != "") {
+    // The worker role does not support disaster recovery for the time being.
+    NodeRole node_role = nodeInfo.node_role_;
+    if (node_role == NodeRole::SERVER && persistent_cmd_ == PersistentCommand::BEGIN_PERSIST) {
+      if (!node_manager_.IsNodePersisting(node_id)) {
+        heartbeat_resp_message.set_persistent_cmd(PersistentCommand::BEGIN_PERSIST);
+        node_manager_.AddPersistingNode(node_id);
+      }
+      if (node_manager_.IsAllNodeInPersisting()) {
+        persistent_cmd_ = PersistentCommand::DEFAULT;
+      }
     }
   }
 
diff --git a/mindspore/ccsrc/ps/core/server_node.cc b/mindspore/ccsrc/ps/core/server_node.cc
index 357f474ee90..9fd6851c0fe 100644
--- a/mindspore/ccsrc/ps/core/server_node.cc
+++ b/mindspore/ccsrc/ps/core/server_node.cc
@@ -24,9 +24,6 @@ bool ServerNode::Start(const uint32_t &timeout) {
   MS_LOG(INFO) << "[Server start]: 1. Begin to start server node!";
   Initialize();
   Register(client_to_scheduler_);
-  if (node_info_.rank_id_ == UINT32_MAX) {
-    MS_LOG(EXCEPTION) << "Register to scheduler failed, so finish the node.";
-  }
   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!";
 
diff --git a/mindspore/ccsrc/ps/core/worker_node.cc b/mindspore/ccsrc/ps/core/worker_node.cc
index 1617be36b6c..c7e67d6a5fc 100644
--- a/mindspore/ccsrc/ps/core/worker_node.cc
+++ b/mindspore/ccsrc/ps/core/worker_node.cc
@@ -24,9 +24,6 @@ bool WorkerNode::Start(const uint32_t &timeout) {
   MS_LOG(INFO) << "[Worker start]: 1. Begin to start worker node!";
   Initialize();
   Register(client_to_scheduler_);
-  if (node_info_.rank_id_ == UINT32_MAX) {
-    MS_LOG(EXCEPTION) << "Register to scheduler failed, so finish the node.";
-  }
   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!";
 
diff --git a/tests/st/fl/albert/config.json b/tests/st/fl/albert/config.json
index 674338a2fdc..db2d3571180 100644
--- a/tests/st/fl/albert/config.json
+++ b/tests/st/fl/albert/config.json
@@ -8,9 +8,9 @@
     "crl_path": "",
     "client_cert_path": "client.p12",
     "ca_cert_path": "ca.crt",
-    "cipher_list": "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-DSS-AES256-GCM-SHA384:DHE-PSK-AES128-GCM-SHA256:DHE-PSK-AES256-GCM-SHA384:DHE-PSK-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-PSK-CHACHA20-POLY1305:DHE-RSA-AES128-CCM:DHE-RSA-AES256-CCM:DHE-RSA-CHACHA20-POLY1305:DHE-PSK-AES128-CCM:DHE-PSK-AES256-CCM:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-CHACHA20-POLY1305",
+    "cipher_list": "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-PSK-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-CHACHA20-POLY1305",
     "cert_expire_warning_time_in_day": 90,
-    "connection_num":10000,
+    "connection_num": 10000,
     "metrics": {
         "storage_type": 1,
         "storage_file_path": "metrics.json"
diff --git a/tests/st/fl/cross_silo_faster_rcnn/config.json b/tests/st/fl/cross_silo_faster_rcnn/config.json
index 674338a2fdc..db2d3571180 100644
--- a/tests/st/fl/cross_silo_faster_rcnn/config.json
+++ b/tests/st/fl/cross_silo_faster_rcnn/config.json
@@ -8,9 +8,9 @@
     "crl_path": "",
     "client_cert_path": "client.p12",
     "ca_cert_path": "ca.crt",
-    "cipher_list": "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-DSS-AES256-GCM-SHA384:DHE-PSK-AES128-GCM-SHA256:DHE-PSK-AES256-GCM-SHA384:DHE-PSK-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-PSK-CHACHA20-POLY1305:DHE-RSA-AES128-CCM:DHE-RSA-AES256-CCM:DHE-RSA-CHACHA20-POLY1305:DHE-PSK-AES128-CCM:DHE-PSK-AES256-CCM:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-CHACHA20-POLY1305",
+    "cipher_list": "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-PSK-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-CHACHA20-POLY1305",
     "cert_expire_warning_time_in_day": 90,
-    "connection_num":10000,
+    "connection_num": 10000,
     "metrics": {
         "storage_type": 1,
         "storage_file_path": "metrics.json"
diff --git a/tests/st/fl/cross_silo_femnist/config.json b/tests/st/fl/cross_silo_femnist/config.json
index 674338a2fdc..db2d3571180 100644
--- a/tests/st/fl/cross_silo_femnist/config.json
+++ b/tests/st/fl/cross_silo_femnist/config.json
@@ -8,9 +8,9 @@
     "crl_path": "",
     "client_cert_path": "client.p12",
     "ca_cert_path": "ca.crt",
-    "cipher_list": "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-DSS-AES256-GCM-SHA384:DHE-PSK-AES128-GCM-SHA256:DHE-PSK-AES256-GCM-SHA384:DHE-PSK-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-PSK-CHACHA20-POLY1305:DHE-RSA-AES128-CCM:DHE-RSA-AES256-CCM:DHE-RSA-CHACHA20-POLY1305:DHE-PSK-AES128-CCM:DHE-PSK-AES256-CCM:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-CHACHA20-POLY1305",
+    "cipher_list": "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-PSK-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-CHACHA20-POLY1305",
     "cert_expire_warning_time_in_day": 90,
-    "connection_num":10000,
+    "connection_num": 10000,
     "metrics": {
         "storage_type": 1,
         "storage_file_path": "metrics.json"
diff --git a/tests/st/fl/cross_silo_lenet/config.json b/tests/st/fl/cross_silo_lenet/config.json
index 674338a2fdc..db2d3571180 100644
--- a/tests/st/fl/cross_silo_lenet/config.json
+++ b/tests/st/fl/cross_silo_lenet/config.json
@@ -8,9 +8,9 @@
     "crl_path": "",
     "client_cert_path": "client.p12",
     "ca_cert_path": "ca.crt",
-    "cipher_list": "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-DSS-AES256-GCM-SHA384:DHE-PSK-AES128-GCM-SHA256:DHE-PSK-AES256-GCM-SHA384:DHE-PSK-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-PSK-CHACHA20-POLY1305:DHE-RSA-AES128-CCM:DHE-RSA-AES256-CCM:DHE-RSA-CHACHA20-POLY1305:DHE-PSK-AES128-CCM:DHE-PSK-AES256-CCM:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-CHACHA20-POLY1305",
+    "cipher_list": "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-PSK-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-CHACHA20-POLY1305",
     "cert_expire_warning_time_in_day": 90,
-    "connection_num":10000,
+    "connection_num": 10000,
     "metrics": {
         "storage_type": 1,
         "storage_file_path": "metrics.json"
diff --git a/tests/st/fl/hybrid_lenet/config.json b/tests/st/fl/hybrid_lenet/config.json
index 674338a2fdc..db2d3571180 100644
--- a/tests/st/fl/hybrid_lenet/config.json
+++ b/tests/st/fl/hybrid_lenet/config.json
@@ -8,9 +8,9 @@
     "crl_path": "",
     "client_cert_path": "client.p12",
     "ca_cert_path": "ca.crt",
-    "cipher_list": "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-DSS-AES256-GCM-SHA384:DHE-PSK-AES128-GCM-SHA256:DHE-PSK-AES256-GCM-SHA384:DHE-PSK-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-PSK-CHACHA20-POLY1305:DHE-RSA-AES128-CCM:DHE-RSA-AES256-CCM:DHE-RSA-CHACHA20-POLY1305:DHE-PSK-AES128-CCM:DHE-PSK-AES256-CCM:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-CHACHA20-POLY1305",
+    "cipher_list": "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-PSK-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-CHACHA20-POLY1305",
     "cert_expire_warning_time_in_day": 90,
-    "connection_num":10000,
+    "connection_num": 10000,
     "metrics": {
         "storage_type": 1,
         "storage_file_path": "metrics.json"
diff --git a/tests/st/fl/mobile/config.json b/tests/st/fl/mobile/config.json
index 674338a2fdc..db2d3571180 100644
--- a/tests/st/fl/mobile/config.json
+++ b/tests/st/fl/mobile/config.json
@@ -8,9 +8,9 @@
     "crl_path": "",
     "client_cert_path": "client.p12",
     "ca_cert_path": "ca.crt",
-    "cipher_list": "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-DSS-AES256-GCM-SHA384:DHE-PSK-AES128-GCM-SHA256:DHE-PSK-AES256-GCM-SHA384:DHE-PSK-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-PSK-CHACHA20-POLY1305:DHE-RSA-AES128-CCM:DHE-RSA-AES256-CCM:DHE-RSA-CHACHA20-POLY1305:DHE-PSK-AES128-CCM:DHE-PSK-AES256-CCM:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-CHACHA20-POLY1305",
+    "cipher_list": "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-PSK-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-CHACHA20-POLY1305",
     "cert_expire_warning_time_in_day": 90,
-    "connection_num":10000,
+    "connection_num": 10000,
     "metrics": {
         "storage_type": 1,
         "storage_file_path": "metrics.json"