diff --git a/adaptors/安心云最新设备数据toES.go b/adaptors/安心云最新设备数据toES.go
index 7b18115..4df3b9c 100644
--- a/adaptors/安心云最新设备数据toES.go
+++ b/adaptors/安心云最新设备数据toES.go
@@ -52,7 +52,21 @@ func (the Adaptor_AXY_LastRAW) raw2es(iotaData models.IotaData) *models.EsRaw {
 	return EsRaws
 }
 
+var deviceInfoMap = map[string]models.DeviceInfo{}
+
 func (the Adaptor_AXY_LastRAW) GetDeviceInfo(deviceId string) models.DeviceInfo {
+	if v, ok := deviceInfoMap[deviceId]; ok {
+		durationMin := time.Now().Sub(v.RefreshTime).Minutes()
+		if durationMin < 5 {
+			return v
+		}
+	}
+	v := the.GetDeviceInfoFromRedis(deviceId)
+	deviceInfoMap[deviceId] = v
+	return v
+}
+
+func (the Adaptor_AXY_LastRAW) GetDeviceInfoFromRedis(deviceId string) models.DeviceInfo {
 	Key_Iota_device := "iota_device"
 	key_Thing_struct := "thing_struct"
 	key_Iota_meta := "iota_meta"
@@ -76,12 +90,14 @@ func (the Adaptor_AXY_LastRAW) GetDeviceInfo(deviceId string) models.DeviceInfo
 		OrgId:   thingStruct.OrgId,
 	}
 	return models.DeviceInfo{
-		Id:         deviceId,
-		Name:       dev.Name,
-		Structure:  s,
-		DeviceMeta: devMeta,
+		Id:          deviceId,
+		Name:        dev.Name,
+		Structure:   s,
+		DeviceMeta:  devMeta,
+		RefreshTime: time.Now(),
 	}
 }
+
 func toEsRaw(deviceData *models.DeviceData) *models.EsRaw {
 	dataOutMeta := deviceData.DeviceInfo.DeviceMeta.GetOutputProps()
 	createNativeRaw := models.EsRaw{
diff --git a/consumers/consumerAXYraw.go b/consumers/consumerAXYraw.go
index ae309f8..410f016 100644
--- a/consumers/consumerAXYraw.go
+++ b/consumers/consumerAXYraw.go
@@ -86,7 +86,7 @@ func (the *consumerAXYraw) sinkTask() {
 	intervalSec := the.ConfigInfo.IoConfig.Out.Es.Interval
 	ticker := time.NewTicker(time.Duration(intervalSec) * time.Second)
 	defer ticker.Stop()
-	for true {
+	for {
 		<-ticker.C
 		the.toSink()
 	}
@@ -116,7 +116,7 @@ func (the *consumerAXYraw) Work() {
 	go func() {
 		for {
 			pushEsRaw := <-the.dataCache
-			log.Printf("取出ch数据,剩余[%d] ", len(the.dataCache))
+			//log.Printf("取出ch数据,剩余[%d] ", len(the.dataCache))
 
 			//有效数据存入缓存
 			the.lock.Lock()
diff --git a/dbHelper/_kafka/consumerGroupHandler.go b/dbHelper/_kafka/consumerGroupHandler.go
index e10a27f..45da072 100644
--- a/dbHelper/_kafka/consumerGroupHandler.go
+++ b/dbHelper/_kafka/consumerGroupHandler.go
@@ -82,7 +82,7 @@ func (h *ConsumerGroupHandler) Worker() {
 	config := sarama.NewConfig()
 	config.Consumer.Return.Errors = false
 	config.Version = sarama.V2_0_0_0
-	config.Consumer.Offsets.Initial = sarama.OffsetOldest
+	config.Consumer.Offsets.Initial = sarama.OffsetNewest
 	config.Consumer.Offsets.AutoCommit.Enable = true
 	config.Consumer.Group.Rebalance.GroupStrategies = []sarama.BalanceStrategy{sarama.NewBalanceStrategyRoundRobin()}
 	group, err := sarama.NewConsumerGroup(h.brokers, h.groupId, config)
diff --git a/models/deviceInfo.go b/models/deviceInfo.go
index 48d0ad7..53329c2 100644
--- a/models/deviceInfo.go
+++ b/models/deviceInfo.go
@@ -3,13 +3,15 @@ package models
 import (
 	"encoding/json"
 	"fmt"
+	"time"
 )
 
 type DeviceInfo struct {
-	Id         string     `json:"id"`
-	Name       string     `json:"name"`
-	Structure  Structure  `json:"structure"`
-	DeviceMeta DeviceMeta `json:"device_meta"`
+	Id          string     `json:"id"`
+	Name        string     `json:"name"`
+	Structure   Structure  `json:"structure"`
+	DeviceMeta  DeviceMeta `json:"device_meta"`
+	RefreshTime time.Time
 }
 
 type DeviceMeta struct {