diff --git a/src/observer/omt/ob_tenant.cpp b/src/observer/omt/ob_tenant.cpp
index 9bdfc159b..fb3398fc8 100644
--- a/src/observer/omt/ob_tenant.cpp
+++ b/src/observer/omt/ob_tenant.cpp
@@ -1519,7 +1519,9 @@ int ObTenant::recv_request(ObRequest &req)
   if (OB_SUCC(ret)) {
     ObTenantStatEstGuard guard(id_);
     EVENT_INC(REQUEST_ENQUEUE_COUNT);
-  } else if (OB_SIZE_OVERFLOW == ret || req_queue_.size() >= FASTSTACK_REQ_QUEUE_SIZE_THRESHOLD) {
+  }
+
+  if (OB_SIZE_OVERFLOW == ret || req_queue_.size() >= FASTSTACK_REQ_QUEUE_SIZE_THRESHOLD) {
     IGNORE_RETURN faststack();
   }