diff --git a/src/nameservice/WFServiceGovernance.cc b/src/nameservice/WFServiceGovernance.cc
index a5015fd0..afd4ca31 100644
--- a/src/nameservice/WFServiceGovernance.cc
+++ b/src/nameservice/WFServiceGovernance.cc
@@ -321,13 +321,13 @@ bool WFServiceGovernance::select(const ParsedURI& uri, WFNSTracing *tracing,
 	}
 
 	// select_addr == NULL will only happened in consistent_hash
-	const EndpointAddress *select_addr = this->first_strategy(uri);
+	const EndpointAddress *select_addr = this->first_strategy(uri, tracing);
 
 	if (!select_addr ||
 		select_addr->fail_count >= select_addr->params->max_fails)
 	{
 		if (this->try_another)
-			select_addr = this->another_strategy(uri);
+			select_addr = this->another_strategy(uri, tracing);
 	}
 
 	this->rwlock.unlock();
diff --git a/src/nameservice/WFServiceGovernance.h b/src/nameservice/WFServiceGovernance.h
index a900f7a1..b2d0afe5 100644
--- a/src/nameservice/WFServiceGovernance.h
+++ b/src/nameservice/WFServiceGovernance.h
@@ -127,6 +127,7 @@ public:
 	virtual void server_list_change(const EndpointAddress *address, int state)
 	{}
 	void set_mttr_second(unsigned int second) { this->mttr_second = second; }
+	static bool in_select_history(WFNSTracing *tracing, EndpointAddress *addr);
 
 public:
 	WFServiceGovernance()