diff --git a/server/gameserver/app.h b/server/gameserver/app.h
index f45d6fd..2294633 100644
--- a/server/gameserver/app.h
+++ b/server/gameserver/app.h
@@ -67,6 +67,7 @@ public:
       3: battleReport环境
       4: 打印性能日志
       5: 压力测试
+      6: 删除over room
     */
     std::set<int> flags;
 
diff --git a/server/gameserver/room.cc b/server/gameserver/room.cc
index 2776e33..1faa8d4 100644
--- a/server/gameserver/room.cc
+++ b/server/gameserver/room.cc
@@ -77,10 +77,22 @@ void Room::Init()
 void Room::UnInit()
 {
     xtimer_attacher.ClearTimerList();
-    if (!stats_timer_) {
+    if (stats_timer_) {
         a8::Timer::Instance()->DeleteTimer(stats_timer_);
         stats_timer_ = nullptr;
     }
+    for (auto& pair : uniid_hash_) {
+        delete pair.second;
+    }
+    uniid_hash_.clear();
+    for (auto& pair : later_add_hash_) {
+        delete pair.second;
+    }
+    later_add_hash_.clear();
+    for (auto& pair : removed_robot_hash_) {
+        delete pair.second;
+    }
+    removed_robot_hash_.clear();
 }
 
 void Room::Update(int delta_time)
diff --git a/server/gameserver/roommgr.cc b/server/gameserver/roommgr.cc
index 91f3224..b63797f 100644
--- a/server/gameserver/roommgr.cc
+++ b/server/gameserver/roommgr.cc
@@ -160,6 +160,13 @@ void RoomMgr::AddOverRoom(long long room_uuid)
                                                     RoomMgr::Instance()->over_room_hash_[room->room_uuid] = room;
                                                 }
                                             });
+    a8::Timer::Instance()->AddDeadLineTimer(1000 + 100,
+                                            a8::XParams()
+                                            .SetSender(room_uuid),
+                                            [] (const a8::XParams& param)
+                                            {
+                                                RoomMgr::Instance()->FreeOverRoom(param.sender);
+                                            });
 }
 
 void RoomMgr::ActiveRoom(long long room_uuid)
@@ -222,3 +229,15 @@ void RoomMgr::ReportServerState(int instance_id, const std::string& host, int po
                                             );
     delete url_params;
 }
+
+void RoomMgr::FreeOverRoom(long long room_uuid)
+{
+    if (App::Instance()->HasFlag(6)) {
+        auto itr = over_room_hash_.find(room_uuid);
+        if (itr != over_room_hash_.end()) {
+            itr->second->UnInit();
+            delete itr->second;
+            over_room_hash_.erase(itr);
+        }
+    }
+}
diff --git a/server/gameserver/roommgr.h b/server/gameserver/roommgr.h
index 46dc299..69da4b5 100644
--- a/server/gameserver/roommgr.h
+++ b/server/gameserver/roommgr.h
@@ -29,6 +29,7 @@ class RoomMgr : public a8::Singleton<RoomMgr>
  private:
     Room* GetJoinableRoom(const std::string& account_id);
     void ReportServerState(int instance_id, const std::string& host, int port);
+    void FreeOverRoom(long long room_uuid);
 
  private:
     std::map<long long, Room*> inactive_room_hash_;