thirdparty/patches/brpc-task_control_parking_slot.patch

diff --git a/src/bthread/task_control.h b/src/bthread/task_control.h
index fd40d6ce..e966f3e6 100644
--- a/src/bthread/task_control.h
+++ b/src/bthread/task_control.h
@@ -111,7 +111,7 @@ private:
     bvar::PassiveStatus<std::string> _status;
     bvar::Adder<int64_t> _nbthreads;
 
-    static const int PARKING_LOT_NUM = 4;
+    static const int PARKING_LOT_NUM = 32;
     ParkingLot _pl[PARKING_LOT_NUM];
 };