diff --git a/server/wsproxy/jsondatamgr.cc b/server/wsproxy/jsondatamgr.cc
index c22ce6b..d492587 100644
--- a/server/wsproxy/jsondatamgr.cc
+++ b/server/wsproxy/jsondatamgr.cc
@@ -82,16 +82,3 @@ std::shared_ptr<a8::XObject> JsonDataMgr::GetMasterServerClusterConf()
 {
     return std::make_shared<a8::XObject>(masterserver_cluster_json_);
 }
-bool JsonDataMgr::GetNodeHost(int node_id, std::string& host)
-{
-    bool found = false;
-    node_host_mutex_->lock();
-    auto itr = node_host_hash_.find(node_id);
-    if (itr != node_host_hash_.end()) {
-        //!!!因为std::string基于引用计数多线程下直接复制的话会有问题，所以要用这种方式赋值
-        host = itr->second.c_str();
-        found = true;
-    }
-    node_host_mutex_->unlock();
-    return found;
-}
diff --git a/server/wsproxy/jsondatamgr.h b/server/wsproxy/jsondatamgr.h
index d5b2c3c..ce0797e 100644
--- a/server/wsproxy/jsondatamgr.h
+++ b/server/wsproxy/jsondatamgr.h
@@ -14,7 +14,6 @@ class JsonDataMgr : public a8::Singleton<JsonDataMgr>
 
     std::shared_ptr<a8::XObject> GetConf();
     std::shared_ptr<a8::XObject> GetMasterServerClusterConf();
-    bool GetNodeHost(int node_id, std::string& host);
     std::string GetUdpHost() { return udp_host_; }
     int GetUdpPort() { return udp_port_; }