diff --git a/examples/benchmark/main.cc b/examples/benchmark/main.cc
index 805f861c..c397a218 100644
--- a/examples/benchmark/main.cc
+++ b/examples/benchmark/main.cc
@@ -7,5 +7,10 @@ int main()
     app().setLogLevel(trantor::Logger::WARN);
     app().addListener("0.0.0.0", 7770);
     app().setThreadNum(16);
+    app().enableRunAsDaemon();
+    // app().enableRelaunchOnError();
+    // app().loop()->runEvery(1, []() {
+    //     LOG_WARN << "HAHA";
+    // });
     app().run();
 }
\ No newline at end of file
diff --git a/examples/simple_example_test/main.cc b/examples/simple_example_test/main.cc
index 5fb55700..be63aabd 100644
--- a/examples/simple_example_test/main.cc
+++ b/examples/simple_example_test/main.cc
@@ -281,30 +281,30 @@ void doTest(const HttpClientPtr &client)
         }
     });
 
-    app().loop()->runAfter(0.5, [=]() mutable {
-        req = HttpRequest::newHttpRequest();
-        req->setMethod(drogon::Post);
-        req->setPath("/api/v1/apitest/static");
-        client->sendRequest(req, [=](ReqResult result, const HttpResponsePtr &resp) {
-            if (result == ReqResult::Ok)
+    //auto loop = app().loop();
+
+    req = HttpRequest::newHttpRequest();
+    req->setMethod(drogon::Post);
+    req->setPath("/api/v1/apitest/static");
+    client->sendRequest(req, [=](ReqResult result, const HttpResponsePtr &resp) {
+        if (result == ReqResult::Ok)
+        {
+            if (resp->getBody() == "staticApi,hello!!")
             {
-                if (resp->getBody() == "staticApi,hello!!")
-                {
-                    outputGood(req);
-                }
-                else
-                {
-                    LOG_DEBUG << resp->getBody();
-                    LOG_ERROR << "Error!";
-                    exit(1);
-                }
+                outputGood(req);
             }
             else
             {
+                LOG_DEBUG << resp->getBody();
                 LOG_ERROR << "Error!";
                 exit(1);
             }
-        });
+        }
+        else
+        {
+            LOG_ERROR << "Error!";
+            exit(1);
+        }
     });
 
     req = HttpRequest::newHttpRequest();
diff --git a/lib/inc/drogon/HttpAppFramework.h b/lib/inc/drogon/HttpAppFramework.h
index aed33edc..d6881e3d 100755
--- a/lib/inc/drogon/HttpAppFramework.h
+++ b/lib/inc/drogon/HttpAppFramework.h
@@ -69,11 +69,15 @@ class HttpAppFramework : public trantor::NonCopyable
 
     ///Run the event loop
     /**
-     * Calling this method will start the event loop which drive the network;
-     * The thread calling this method must be the first thread to call instance() method;
-     * Usually the thread calling this method is main thread of the application;
+     * Calling this method will start the IO event loops and the main loop of the application;
+     * Usually, the thread that calls this method is the main thread of the application;
+     * If the loop() method is called before this method, it must be called from the thread 
+     * that first calls the loop () method.
+     * If all loop() calls are after this method, it can be called from any thread.
      */
     virtual void run() = 0;
+
+    /// Return true if the framework is running
     virtual bool isRunning() = 0;
 
     ///Quit the event loop
diff --git a/lib/src/HttpAppFrameworkImpl.cc b/lib/src/HttpAppFrameworkImpl.cc
index 763a1cef..812e2852 100755
--- a/lib/src/HttpAppFrameworkImpl.cc
+++ b/lib/src/HttpAppFrameworkImpl.cc
@@ -208,9 +208,9 @@ void HttpAppFrameworkImpl::run()
         //go daemon!
         godaemon();
 #ifdef __linux__
-        _loop.resetTimerQueue();
+        loop()->resetTimerQueue();
 #endif
-        _loop.resetAfterFork();
+        loop()->resetAfterFork();
     }
     //set relaunching
     if (_relaunchOnError)
@@ -233,7 +233,7 @@ void HttpAppFrameworkImpl::run()
             sleep(1);
             LOG_INFO << "start new process";
         }
-        _loop.resetAfterFork();
+        loop()->resetAfterFork();
     }
 
     //set logger
@@ -273,7 +273,7 @@ void HttpAppFrameworkImpl::run()
 
     if (!_libFilePaths.empty())
     {
-        _sharedLibManagerPtr = std::unique_ptr<SharedLibManager>(new SharedLibManager(&_loop, _libFilePaths));
+        _sharedLibManagerPtr = std::unique_ptr<SharedLibManager>(new SharedLibManager(loop(), _libFilePaths));
     }
     std::vector<std::shared_ptr<HttpServer>> servers;
     std::vector<std::shared_ptr<EventLoopThread>> loopThreads;
@@ -370,18 +370,17 @@ void HttpAppFrameworkImpl::run()
                     tmpTimeout = tmpTimeout / 100;
                 }
             }
-            _sessionMapPtr = std::unique_ptr<CacheMap<std::string, SessionPtr>>(new CacheMap<std::string, SessionPtr>(&_loop, 1.0, wheelNum, bucketNum));
+            _sessionMapPtr = std::unique_ptr<CacheMap<std::string, SessionPtr>>(new CacheMap<std::string, SessionPtr>(loop(), 1.0, wheelNum, bucketNum));
         }
         else if (_sessionTimeout == 0)
         {
-            _sessionMapPtr = std::unique_ptr<CacheMap<std::string, SessionPtr>>(new CacheMap<std::string, SessionPtr>(&_loop, 0, 0, 0));
+            _sessionMapPtr = std::unique_ptr<CacheMap<std::string, SessionPtr>>(new CacheMap<std::string, SessionPtr>(loop(), 0, 0, 0));
         }
     }
-    _responseCachingMap = std::unique_ptr<CacheMap<std::string, HttpResponsePtr>>(new CacheMap<std::string, HttpResponsePtr>(&_loop, 1.0, 4, 50)); //Max timeout up to about 70 days;
-    _loop.loop();
+    _responseCachingMap = std::unique_ptr<CacheMap<std::string, HttpResponsePtr>>(new CacheMap<std::string, HttpResponsePtr>(loop(), 1.0, 4, 50)); //Max timeout up to about 70 days;
+    loop()->loop();
 }
 
-
 void HttpAppFrameworkImpl::onWebsockDisconnect(const WebSocketConnectionPtr &wsConnPtr)
 {
     auto wsConnImplPtr = std::dynamic_pointer_cast<WebSocketConnectionImpl>(wsConnPtr);
@@ -808,7 +807,8 @@ void HttpAppFrameworkImpl::readSendFile(const std::string &filePath, const HttpR
 
 trantor::EventLoop *HttpAppFrameworkImpl::loop()
 {
-    return &_loop;
+    static trantor::EventLoop loop;
+    return &loop;
 }
 
 HttpAppFramework &HttpAppFramework::instance()
diff --git a/lib/src/HttpAppFrameworkImpl.h b/lib/src/HttpAppFrameworkImpl.h
index 3f91d090..90964072 100644
--- a/lib/src/HttpAppFrameworkImpl.h
+++ b/lib/src/HttpAppFrameworkImpl.h
@@ -26,6 +26,7 @@
 #include <drogon/HttpAppFramework.h>
 #include <drogon/HttpSimpleController.h>
 #include <drogon/version.h>
+#include <trantor/net/EventLoop.h>
 
 #include <string>
 #include <vector>
@@ -102,8 +103,8 @@ class HttpAppFrameworkImpl : public HttpAppFramework
     virtual trantor::EventLoop *loop() override;
     virtual void quit() override
     {
-        if (_loop.isRunning())
-            _loop.quit();
+        if (loop()->isRunning())
+            loop()->quit();
     }
 #if USE_ORM
     virtual orm::DbClientPtr getDbClient(const std::string &name = "default") override;
@@ -164,8 +165,6 @@ class HttpAppFrameworkImpl : public HttpAppFramework
 
     std::unique_ptr<SharedLibManager> _sharedLibManagerPtr;
 
-    trantor::EventLoop _loop;
-
     std::string _sslCertPath;
     std::string _sslKeyPath;
 
diff --git a/lib/src/HttpClientImpl.cc b/lib/src/HttpClientImpl.cc
index c2289725..d59f4426 100644
--- a/lib/src/HttpClientImpl.cc
+++ b/lib/src/HttpClientImpl.cc
@@ -94,8 +94,9 @@ HttpClientImpl::~HttpClientImpl()
 
 void HttpClientImpl::sendRequest(const drogon::HttpRequestPtr &req, const drogon::HttpReqCallback &callback)
 {
-    _loop->runInLoop([=]() {
-        sendRequestInLoop(req, callback);
+    auto thisPtr = shared_from_this();
+    _loop->runInLoop([thisPtr,req,callback]() {
+        thisPtr->sendRequestInLoop(req, callback);
     });
 }
 
diff --git a/trantor b/trantor
index 2c78af9e..607ed1a5 160000
--- a/trantor
+++ b/trantor
@@ -1 +1 @@
-Subproject commit 2c78af9ea6a7dac972940f61ba12c84a9915cab0
+Subproject commit 607ed1a57b35e4defa686cbd55ec487efc60b299