diff --git a/trunk/src/app/srs_app_hybrid.cpp b/trunk/src/app/srs_app_hybrid.cpp
index d1a9940cf9..29b2a080f4 100644
--- a/trunk/src/app/srs_app_hybrid.cpp
+++ b/trunk/src/app/srs_app_hybrid.cpp
@@ -205,6 +205,7 @@ srs_error_t SrsHybridServer::run()
 {
     srs_error_t err = srs_success;
 
+    // Run all servers, which should never block.
     vector<ISrsHybridServer*>::iterator it;
     for (it = servers.begin(); it != servers.end(); ++it) {
         ISrsHybridServer* server = *it;
@@ -214,9 +215,25 @@ srs_error_t SrsHybridServer::run()
         }
     }
 
-    // TODO: FIXME: Should run the signal manager and directly quit.
-    // Wait for all server to quit.
-    srs_usleep(SRS_UTIME_NO_TIMEOUT);
+    // Consume the async UDP/SRTP packets.
+    while (true) {
+        int consumed = 0;
+
+        // Consume the received UDP packets.
+        if ((err = _srs_async_recv->consume(&consumed)) != srs_success) {
+            srs_error_reset(err); // Ignore any error.
+        }
+
+        // Consume the cooked SRTP packets.
+        if ((err = _srs_async_srtp->consume(&consumed)) != srs_success) {
+            srs_error_reset(err); // Ignore any error.
+        }
+
+        // Wait for a while if no packets.
+        if (!consumed) {
+            srs_usleep(20 * SRS_UTIME_MILLISECONDS);
+        }
+    }
 
     return err;
 }
diff --git a/trunk/src/app/srs_app_threads.cpp b/trunk/src/app/srs_app_threads.cpp
index 499bcf9d13..fd5c9eee47 100644
--- a/trunk/src/app/srs_app_threads.cpp
+++ b/trunk/src/app/srs_app_threads.cpp
@@ -158,8 +158,6 @@ SrsThreadPool::SrsThreadPool()
     hybrid_critical_water_level_ = 0;
     hybrid_dying_water_level_ = 0;
 
-    trd_ = new SrsFastCoroutine("pool", this);
-
     high_threshold_ = 0;
     high_pulse_ = 0;
     critical_threshold_ = 0;
@@ -188,8 +186,6 @@ SrsThreadPool::SrsThreadPool()
 // TODO: FIMXE: If free the pool, we should stop all threads.
 SrsThreadPool::~SrsThreadPool()
 {
-    srs_freep(trd_);
-
     srs_freep(lock_);
 }
 
@@ -496,49 +492,6 @@ void* SrsThreadPool::start(void* arg)
     return NULL;
 }
 
-srs_error_t SrsThreadPool::consume()
-{
-    srs_error_t err = srs_success;
-
-    if ((err = trd_->start()) != srs_success) {
-        return srs_error_wrap(err, "start");
-    }
-
-    return err;
-}
-
-srs_error_t SrsThreadPool::cycle()
-{
-    srs_error_t err = srs_success;
-
-    while (true) {
-        int consumed = 0;
-
-        // Check error before consume packets.
-        if ((err = trd_->pull()) != srs_success) {
-            return srs_error_wrap(err, "pull");
-        }
-        if ((err = _srs_async_recv->consume(&consumed)) != srs_success) {
-            srs_error_reset(err); // Ignore any error.
-        }
-
-        // Check error before consume packets.
-        if ((err = trd_->pull()) != srs_success) {
-            return srs_error_wrap(err, "pull");
-        }
-        if ((err = _srs_async_srtp->consume(&consumed)) != srs_success) {
-            srs_error_reset(err); // Ignore any error.
-        }
-
-        if (!consumed) {
-            srs_usleep(20 * SRS_UTIME_MILLISECONDS);
-            continue;
-        }
-    }
-
-    return err;
-}
-
 // TODO: FIXME: It should be thread-local or thread-safe.
 SrsThreadPool* _srs_thread_pool = new SrsThreadPool();
 
diff --git a/trunk/src/app/srs_app_threads.hpp b/trunk/src/app/srs_app_threads.hpp
index 0c77b4eb03..7ab14873f4 100644
--- a/trunk/src/app/srs_app_threads.hpp
+++ b/trunk/src/app/srs_app_threads.hpp
@@ -112,7 +112,7 @@ class SrsThreadEntry
 
 // Allocate a(or almost) fixed thread poll to execute tasks,
 // so that we can take the advantage of multiple CPUs.
-class SrsThreadPool : public ISrsCoroutineHandler
+class SrsThreadPool
 {
 private:
     SrsThreadEntry* entry_;
@@ -136,9 +136,6 @@ class SrsThreadPool : public ISrsCoroutineHandler
     int critical_pulse_;
     int dying_threshold_;
     int dying_pulse_;
-private:
-    // A coroutine to consume cooked packets.
-    SrsFastCoroutine* trd_;
 public:
     SrsThreadPool();
     virtual ~SrsThreadPool();
@@ -159,11 +156,6 @@ class SrsThreadPool : public ISrsCoroutineHandler
     void stop();
 private:
     static void* start(void* arg);
-public:
-    // Consume packets. Must call in worker/service thread.
-    virtual srs_error_t consume();
-private:
-    srs_error_t cycle();
 };
 
 // The global thread pool.