diff --git a/docs/sidebars.ts b/docs/sidebars.ts
index 8c0800345..15b29bada 100644
--- a/docs/sidebars.ts
+++ b/docs/sidebars.ts
@@ -104,7 +104,7 @@ const sidebars: SidebarsConfig = {
           type: "doc",
           id: "configurations/token",
           label: "Token",
-        }
+        },
       ],
     },
     {
diff --git a/engine/services/engine_service.cc b/engine/services/engine_service.cc
index d793989af..8d8a4a65c 100644
--- a/engine/services/engine_service.cc
+++ b/engine/services/engine_service.cc
@@ -899,7 +899,7 @@ cpp::result<void, std::string> EngineService::LoadEngine(
       CTL_WRN("Method SetFileLogger is not supported yet");
     }
     if (en->IsSupported("SetLogLevel")) {
-      en->SetLogLevel(trantor::Logger::logLevel());
+      en->SetLogLevel(logging_utils_helper::global_log_level);
     } else {
       CTL_WRN("Method SetLogLevel is not supported yet");
     }
diff --git a/engine/services/hardware_service.cc b/engine/services/hardware_service.cc
index b9f8fe63b..905b17107 100644
--- a/engine/services/hardware_service.cc
+++ b/engine/services/hardware_service.cc
@@ -57,6 +57,7 @@ HardwareInfo HardwareService::GetHardwareInfo() {
 }
 
 bool HardwareService::Restart(const std::string& host, int port) {
+  namespace luh = logging_utils_helper;
   if (!ahc_)
     return true;
   auto exe = commands::GetCortexServerBinary();
@@ -117,6 +118,7 @@ bool HardwareService::Restart(const std::string& host, int port) {
   std::string params = "--ignore_cout";
   params += " --config_file_path " + get_config_file_path();
   params += " --data_folder_path " + get_data_folder_path();
+  params += " --loglevel " + luh::LogLevelStr(luh::global_log_level);
   std::string cmds = cortex_utils::GetCurrentPath() + "/" + exe + " " + params;
   // Create child process
   if (!CreateProcess(
@@ -168,7 +170,8 @@ bool HardwareService::Restart(const std::string& host, int port) {
     std::string p = cortex_utils::GetCurrentPath() + "/" + exe;
     execl(p.c_str(), exe.c_str(), "--ignore_cout", "--config_file_path",
           get_config_file_path().c_str(), "--data_folder_path",
-          get_data_folder_path().c_str(), "--loglevel", "INFO", (char*)0);
+          get_data_folder_path().c_str(), "--loglevel",
+          luh::LogLevelStr(luh::global_log_level).c_str(), (char*)0);
   } else {
     // Parent process
     if (!TryConnectToServer(host, port)) {
diff --git a/engine/utils/logging_utils.h b/engine/utils/logging_utils.h
index 2c5affcd4..d2c04a7e8 100644
--- a/engine/utils/logging_utils.h
+++ b/engine/utils/logging_utils.h
@@ -32,25 +32,33 @@ inline bool is_server = false;
   }
 
 namespace logging_utils_helper {
+// In macOS, the default log level is reset to INFO when we load engine
+// Use a global log level to save the value
+inline trantor::Logger::LogLevel global_log_level = trantor::Logger::kInfo;
 inline void SetLogLevel(const std::string& log_level, bool ignore_cout) {
   if (log_level == "TRACE") {
     trantor::Logger::setLogLevel(trantor::Logger::kTrace);
+    global_log_level = trantor::Logger::kTrace;
     if (!ignore_cout)
       std::cout << "Set log level to TRACE" << std::endl;
   } else if (log_level == "DEBUG") {
     trantor::Logger::setLogLevel(trantor::Logger::kDebug);
+    global_log_level = trantor::Logger::kDebug;
     if (!ignore_cout)
       std::cout << "Set log level to DEBUG" << std::endl;
   } else if (log_level == "INFO") {
     trantor::Logger::setLogLevel(trantor::Logger::kInfo);
+    global_log_level = trantor::Logger::kInfo;
     if (!ignore_cout)
       std::cout << "Set log level to INFO" << std::endl;
   } else if (log_level == "WARN") {
     trantor::Logger::setLogLevel(trantor::Logger::kWarn);
+    global_log_level = trantor::Logger::kWarn;
     if (!ignore_cout)
       std::cout << "Set log level to WARN" << std::endl;
   } else if (log_level == "ERROR") {
     trantor::Logger::setLogLevel(trantor::Logger::kError);
+    global_log_level = trantor::Logger::kError;
     if (!ignore_cout)
       std::cout << "Set log level to ERROR" << std::endl;
   } else {
@@ -59,4 +67,21 @@ inline void SetLogLevel(const std::string& log_level, bool ignore_cout) {
               << std::endl;
   }
 }
+
+inline std::string LogLevelStr(const trantor::Logger::LogLevel& log_level) {
+  switch (log_level) {
+    case trantor::Logger::kTrace:
+      return "TRACE";
+    case trantor::Logger::kDebug:
+      return "DEBUG";
+    case trantor::Logger::kInfo:
+      return "INFO";
+    case trantor::Logger::kWarn:
+      return "WARN";
+    case trantor::Logger::kError:
+      return "ERROR";
+    default:
+      return "UNKNOWN";
+  }
+}
 }  // namespace logging_utils_helper
\ No newline at end of file