diff --git a/monitor.py b/monitor.py
index 4c27806..7d7b565 100755
--- a/monitor.py
+++ b/monitor.py
@@ -30,6 +30,7 @@
 System status will be published at /system_monitor/report
 '''
 
+import json
 import threading
 
 import rospy
@@ -37,6 +38,7 @@
 from nav_msgs.msg import Odometry
 from std_msgs.msg import Bool, Float64, UInt32
 from system_monitor.msg import Status
+from xiaoqiang_log.msg import LogRecord
 
 from utils.config import POWER_LOW
 
@@ -125,9 +127,22 @@ def monitor():
 if __name__ == "__main__":
     monitor()
     rate = rospy.Rate(1)
+    log_count = 0
+    log_pub = rospy.Publisher("/xiaoqiang_log", LogRecord, queue_size=0)
 
     while not rospy.is_shutdown():
         STATUS_LOCK.acquire()
+        log_count += 1
+        # 每1min记录一次电压
+        if log_count == 60:
+            log_count = 1
+            log_record = LogRecord()
+            log_record.stamp = rospy.Time.now()
+            log_record.collection_name = "power"
+            log_record.record = json.dumps({
+                "power": ROBOT_STATUS.power
+            }, indent=4)
+            log_pub.publish(log_record)
         if REPORT_PUB != "":
             REPORT_PUB.publish(ROBOT_STATUS)
         # clear data
diff --git a/system_logger_node.py b/system_logger_node.py
new file mode 100755
index 0000000..a539a80
--- /dev/null
+++ b/system_logger_node.py
@@ -0,0 +1,134 @@
+#!/usr/bin/env python
+#encoding=utf-8
+
+import rospy
+from galileo_serial_server.msg import GalileoStatus
+from xiaoqiang_log.msg import LogRecord
+import time
+import json
+
+previous_status = None
+log_pub = None
+work_stamp_start = 0
+pause_stamp_start = 0
+
+test = GalileoStatus()
+test.header.stamp.to_nsec() / 1000 / 1000
+task_record = {
+    "events": [],
+    "results": ""
+}
+
+def galileo_status_logger(status):
+    global previous_status, work_stamp_start, pause_stamp_start, log_pub, task_record
+    if previous_status is None:
+        previous_status = status
+        return
+    # 从free状态到work状态
+    if previous_status.targetStatus == 0 and status.targetStatus == 1:
+        work_stamp_start = status.header.stamp.to_nsec() / 1000 / 1000 # ms单位时间戳
+    
+    current_stamp = status.header.stamp.to_nsec() / 1000 / 1000
+
+    # 从work状态到free状态,正常完成后targetNumID不为,如果取消任务则为-1
+    if previous_status.targetStatus == 1 and status.targetStatus == 0 and status.targetNumID != -1:
+        task_record["events"].append({
+            "type": "WORKING",
+            "duration": current_stamp - work_stamp_start
+        })
+        task_record["results"] = "SUCCESS"
+
+        # pub log
+        log_record = LogRecord()
+        log_record.stamp = status.header.stamp
+        log_record.collection_name = "task"
+        log_record.record = json.dumps(task_record)
+        log_pub.publish(log_record)
+
+        # reset data
+        work_stamp_start = 0
+        pause_stamp_start = 0
+        task_record = {
+            "events": [],
+            "results": ""
+        }
+
+        rospy.loginfo("从work状态到free状态")
+    
+    # 从working状态到pause状态
+    if previous_status.targetStatus == 1 and status.targetStatus == 2:
+        task_record["events"].append({
+            "type": "WORKING",
+            "duration": current_stamp - work_stamp_start,
+        })
+        pause_stamp_start = current_stamp
+        work_stamp_start = 0
+
+    # 从pause状态到working状态
+    if previous_status.targetStatus == 2 and status.targetStatus == 1:
+        task_record["events"].append({
+            "type": "PAUSED",
+            "duration": current_stamp - pause_stamp_start
+        })
+        work_stamp_start = current_stamp
+        pause_stamp_start = 0
+
+    # 从working状态到cancel状态
+    if previous_status.targetStatus == 1 and status.targetStatus == 0 and status.targetNumID == -1:
+        task_record["events"].append({
+            "type": "WORKING",
+            "duration": current_stamp - work_stamp_start,
+        })
+        task_record["results"] = "CANCEL"
+
+        # pub log
+        log_record = LogRecord()
+        log_record.stamp = status.header.stamp
+        log_record.collection_name = "task"
+        log_record.record = json.dumps(task_record)
+        log_pub.publish(log_record)
+
+        # reset data
+        work_stamp_start = 0
+        pause_stamp_start = 0
+        task_record = {
+            "events": [],
+            "results": ""
+        }
+        rospy.loginfo("从working状态到cancel状态")
+
+    # 从pause状态到cancel状态
+    if previous_status.targetStatus == 2 and status.targetStatus == 0:
+        task_record["events"].append({
+            "type": "PAUSED",
+            "duration": current_stamp - pause_stamp_start
+        })
+        task_record["results"] = "CANCEL"
+
+        # pub log
+        log_record = LogRecord()
+        log_record.stamp = status.header.stamp
+        log_record.collection_name = "task"
+        log_record.record = json.dumps(task_record)
+        log_pub.publish(log_record)
+
+        # reset data
+        work_stamp_start = 0
+        pause_stamp_start = 0
+        task_record = {
+            "events": [],
+            "results": ""
+        }
+        rospy.loginfo("从pause状态到cancel状态")
+    previous_status = status
+
+
+
+
+
+if __name__ == "__main__":
+    rospy.init_node("system_logger")
+    sub = rospy.Subscriber("/galileo/status", GalileoStatus, galileo_status_logger, queue_size=10)
+    log_pub = rospy.Publisher("/xiaoqiang_log", LogRecord, queue_size=10)
+    while not rospy.is_shutdown():
+        time.sleep(1)
diff --git a/utils/nav_task.py b/utils/nav_task.py
index ee9f17f..56a5f9d 100644
--- a/utils/nav_task.py
+++ b/utils/nav_task.py
@@ -151,6 +151,7 @@ def cancel_goal(self):
         if self.current_goal_status() != "FREE":
             self.move_base.cancel_goal()
             self.cmd_vel_pub.publish(Twist())
+        self.current_goal_id = -1
         self.goal_status = "FREE"
 
     """