diff --git a/src/main.go b/src/main.go
index 3feb6cf..77c1769 100644
--- a/src/main.go
+++ b/src/main.go
@@ -14,6 +14,28 @@ var scheduler Scheduler
 
 func serverAPI(w http.ResponseWriter, r *http.Request) {
 	switch r.URL.Query().Get("action") {
+	case "agent_report":
+		log.Debug("agent_report")
+		msgAgentReport := MsgAgentReport{Code: 0}
+		var nodeStatus NodeStatus
+		err := json.Unmarshal([]byte(string(r.PostFormValue("data"))), &nodeStatus)
+		if err != nil {
+			msgAgentReport.Code = 1
+			msgAgentReport.Error = err.Error()
+			log.Warn(err)
+		} else {
+			go func() {
+				InstanceOfResourcePool().update(nodeStatus)
+			}()
+		}
+		js, err := json.Marshal(msgAgentReport)
+		if err != nil {
+			log.Warn(err)
+		}
+		w.Header().Set("Content-Type", "application/json")
+		w.Write(js)
+		break
+
 	case "resource_list":
 		js, _ := json.Marshal(InstanceOfResourcePool().list())
 		w.Header().Set("Content-Type", "application/json")
@@ -363,7 +385,7 @@ func main() {
 
 	/* init components */
 	InstanceOfResourcePool().init(config)
-	InstanceOfCollector().init(config)
+	//InstanceOfCollector().init(config)
 	InstanceJobHistoryLogger().init(config)
 	InstanceOfOptimizer().Init(config)
 	InstanceOfGroupManager().init(config)
diff --git a/src/message.go b/src/message.go
index f2a14f0..5fc1603 100644
--- a/src/message.go
+++ b/src/message.go
@@ -1,5 +1,10 @@
 package main
 
+type MsgAgentReport struct {
+	Code  int    `json:"code"`
+	Error string `json:"error"`
+}
+
 type MsgSubmit struct {
 	Code  int    `json:"code"`
 	Error string `json:"error"`
diff --git a/src/optimizer.go b/src/optimizer.go
index 0002958..d2978f7 100644
--- a/src/optimizer.go
+++ b/src/optimizer.go
@@ -105,6 +105,8 @@ func (optimizer *Optimizer) FeedTime(job Job, stats [][]TaskStatus) {
 
 			exceptions := map[string]bool{}
 			exceptions["train_dir"] = true
+			exceptions["data__dir"] = true
+			exceptions["tmp__dir"] = true
 			exceptions["variable_update"] = true
 			exceptions["ps_hosts"] = true
 			exceptions["worker_hosts"] = true