diff --git a/libgo/pool/async_coroutine_pool.cpp b/libgo/pool/async_coroutine_pool.cpp
index 04ea4c4e..6d9fc5ab 100644
--- a/libgo/pool/async_coroutine_pool.cpp
+++ b/libgo/pool/async_coroutine_pool.cpp
@@ -7,9 +7,10 @@ AsyncCoroutinePool * AsyncCoroutinePool::Create(size_t maxCallbackPoints)
 {
     return new AsyncCoroutinePool(maxCallbackPoints);
 }
-void AsyncCoroutinePool::InitCoroutinePool(size_t maxCoroutineCount)
+void AsyncCoroutinePool::InitCoroutinePool(size_t maxCoroutineCount, size_t stackSize)
 {
     maxCoroutineCount_ = maxCoroutineCount;
+    stackSize_ = stackSize;
 }
 void AsyncCoroutinePool::Start(int minThreadNumber, int maxThreadNumber)
 {
@@ -21,11 +22,21 @@ void AsyncCoroutinePool::Start(int minThreadNumber, int maxThreadNumber)
         maxCoroutineCount_ = (std::max)(minThreadNumber * 128, maxThreadNumber);
         maxCoroutineCount_ = (std::min<size_t>)(maxCoroutineCount_, 10240);
     }
-    for (size_t i = 0; i < maxCoroutineCount_; ++i) {
-        go co_scheduler(scheduler_) [this]{
-            this->Go();
-        };
+
+    if(stackSize_ > 0) {
+        for (size_t i = 0; i < maxCoroutineCount_; ++i) {
+            go_stack(stackSize_) co_scheduler(scheduler_) [this]{
+                this->Go();
+            };
+        }
+    } else {
+        for (size_t i = 0; i < maxCoroutineCount_; ++i) {
+            go co_scheduler(scheduler_) [this]{
+                this->Go();
+            };
+        }
     }
+
 }
 void AsyncCoroutinePool::Go()
 {
@@ -33,21 +44,28 @@ void AsyncCoroutinePool::Go()
         PoolTask task;
         tasks_ >> task;
 
+        taskRunningPoints++;
+
         if (task.func_)
             task.func_();
 
-        if (!task.cb_)
+        if (!task.cb_) {
+            taskRunningPoints--;
             continue;
+        }
 
         size_t pointsCount = pointsCount_;
         if (!pointsCount) {
             task.cb_();
+            taskRunningPoints--;
             continue;
         }
 
         size_t idx = ++robin_ % pointsCount;
         points_[idx]->Post(std::move(task.cb_));
         points_[idx]->Notify();
+
+        taskRunningPoints--;
     }
 }
 void AsyncCoroutinePool::Post(Func const& func, Func const& callback)
@@ -55,6 +73,13 @@ void AsyncCoroutinePool::Post(Func const& func, Func const& callback)
     PoolTask task{func, callback};
     tasks_ << std::move(task);
 }
+
+void AsyncCoroutinePool::Post(Func const& func)
+{
+    PoolTask task{func, NULL};
+    tasks_ << std::move(task);
+}
+
 bool AsyncCoroutinePool::AddCallbackPoint(AsyncCoroutinePool::CallbackPoint * point)
 {
     size_t writeIdx = writePointsCount_++;
@@ -76,6 +101,11 @@ AsyncCoroutinePool::AsyncCoroutinePool(size_t maxCallbackPoints)
     points_ = new CallbackPoint*[maxCallbackPoints_];
 }
 
+void AsyncCoroutinePool::WaitStop()
+{
+    while (!tasks_.empty() || taskRunningPoints.load() != 0);
+}
+
 size_t AsyncCoroutinePool::CallbackPoint::Run(size_t maxTrigger)
 {
     size_t i = 0;
diff --git a/libgo/pool/async_coroutine_pool.h b/libgo/pool/async_coroutine_pool.h
index e6321ae4..7226836e 100644
--- a/libgo/pool/async_coroutine_pool.h
+++ b/libgo/pool/async_coroutine_pool.h
@@ -16,13 +16,17 @@ class AsyncCoroutinePool
     typedef std::function<void()> Func;
 
     // 初始化协程数量
-    void InitCoroutinePool(size_t maxCoroutineCount);
+    void InitCoroutinePool(size_t maxCoroutineCount, size_t stackSize = 0);
 
     // 启动协程池 
-    void Start(int minThreadNumber, int maxThreadNumber = 0);
+    void Start(int minThreadNumber, int maxThreadNumber);
 
     void Post(Func const& func, Func const& callback);
 
+    void Post(Func const& func);
+
+    void WaitStop();
+
     template <typename R>
     void Post(Channel<R> const& ret, std::function<R()> const& func) {
         Post([=]{ ret << func(); }, NULL);
@@ -75,11 +79,13 @@ class AsyncCoroutinePool
 
 private:
     size_t maxCoroutineCount_;
+    size_t stackSize_;
     std::atomic<int> coroutineCount_{0};
     Scheduler* scheduler_;
     Channel<PoolTask> tasks_;
     std::atomic<size_t> pointsCount_{0};
     std::atomic<size_t> writePointsCount_{0};
+    std::atomic<size_t> taskRunningPoints{0};
     size_t maxCallbackPoints_;
     std::atomic<size_t> robin_{0};
     CallbackPoint ** points_;
diff --git a/libgo/routine_sync/rutex.h b/libgo/routine_sync/rutex.h
index 11aa9ee4..2ed1ec1b 100644
--- a/libgo/routine_sync/rutex.h
+++ b/libgo/routine_sync/rutex.h
@@ -19,7 +19,7 @@ struct IntValue<IntValueType, true>
 {
 public:
     inline std::atomic<IntValueType>* value() { return ptr_; }
-    inline void ref(std::atomic<IntValueType>* ptr) { ptr_ = ptr; }
+    inline void ref(std::atomic<IntValueType>* ptr) { ptr_ = {ptr}; }
 
 protected:
     std::atomic<IntValueType>* ptr_ {nullptr};
@@ -32,7 +32,7 @@ struct IntValue<IntValueType, false>
     inline std::atomic<IntValueType>* value() { return &value_; }
 
 protected:
-    std::atomic<IntValueType> value_ {0};
+    std::atomic<IntValueType> value_ = {0};
 };
 
 struct RutexBase