diff --git a/iot-machine-state-event-generator-job/src/main/java/com/qniao/iot/machine/event/generator/job/IotMachineEventGeneratorJob.java b/iot-machine-state-event-generator-job/src/main/java/com/qniao/iot/machine/event/generator/job/IotMachineEventGeneratorJob.java
index 579f41c..0cd4b26 100644
--- a/iot-machine-state-event-generator-job/src/main/java/com/qniao/iot/machine/event/generator/job/IotMachineEventGeneratorJob.java
+++ b/iot-machine-state-event-generator-job/src/main/java/com/qniao/iot/machine/event/generator/job/IotMachineEventGeneratorJob.java
@@ -42,6 +42,7 @@ import org.apache.http.auth.AuthScope;
 import org.apache.http.auth.UsernamePasswordCredentials;
 import org.apache.http.client.CredentialsProvider;
 import org.apache.http.impl.client.BasicCredentialsProvider;
+import org.apache.kafka.clients.consumer.OffsetResetStrategy;
 import org.elasticsearch.action.index.IndexRequest;
 import org.elasticsearch.client.Requests;
 import java.io.IOException;
@@ -53,17 +54,7 @@ import java.util.stream.Collectors;
 
 public class IotMachineEventGeneratorJob {
 
-    /*private final static String SQL = "select qm.id as machine_id, qei.mac as machine_iot_mac, qm.status\n" +
-            "from (select id, status from qn_machine where is_delete = 0) qm\n" +
-            "         left join (select machine_id, equipment_information_id\n" +
-            "                    from qn_machine_binding_cloud_box\n" +
-            "                    where is_delete = 0) qmbcb ON qm.id = qmbcb.machine_id\n" +
-            "         left join (select id, mac from qn_equipment_information where is_delete = 0) qei\n" +
-            "                   on qei.id = qmbcb.equipment_information_id";*/
-
-    private final static String SQL = "select machine_id, iot_mac as machine_iot_mac, status\n" +
-            "from qn_machine_realtime_state\n" +
-            "where is_delete = 0";
+    private final static String SQL = "select machine_id, iot_mac as machine_iot_mac, status from qn_machine_realtime_state where is_delete = 0";
 
     public static void main(String[] args) throws Exception {
 
@@ -75,7 +66,7 @@ public class IotMachineEventGeneratorJob {
                 .setBootstrapServers(ApolloConfig.get(ConfigConstant.SOURCE_KAFKA_BOOTSTRAP_SERVERS))
                 .setTopics(ApolloConfig.get(ConfigConstant.SOURCE_KAFKA_TOPICS))
                 .setGroupId(ApolloConfig.get(ConfigConstant.SOURCE_KAFKA_GROUP_ID))
-                .setStartingOffsets(OffsetsInitializer.latest())
+                .setStartingOffsets(OffsetsInitializer.committedOffsets(OffsetResetStrategy.LATEST))
                 .setValueOnlyDeserializer(new MachineIotDataReceivedEventKafkaDeserializationSchema())
                 .build();