diff --git a/inspect-job/src/main/java/com/inspect/job/task/JobMainTask.java b/inspect-job/src/main/java/com/inspect/job/task/JobMainTask.java
index e22722e..eb1d692 100644
--- a/inspect-job/src/main/java/com/inspect/job/task/JobMainTask.java
+++ b/inspect-job/src/main/java/com/inspect/job/task/JobMainTask.java
@@ -45,6 +45,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Component;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
@@ -1666,6 +1667,14 @@ public class JobMainTask {
         }
     }
 
+    Map<String, String> taskInfos = new HashMap<>();
+
+    @Scheduled(cron="0 10 0 * * ?")
+    public void fixedTimer() {
+        log.info("JobMainTask fixedTimer clear taskInfos: {}", taskInfos.size());
+        taskInfos.clear();
+    }
+
     @SuppressWarnings({"unused"})
     public void execEveryDayTask() {
         log.info("***************************** JobTaskTimer execEveryDayTask *************************************");
@@ -1687,7 +1696,8 @@ public class JobMainTask {
                         long fixedDays = TimeUnit.MILLISECONDS.toDays(planTime);
                         long fixedStartMinutes = TimeUnit.MILLISECONDS.toMinutes(planTime);
 
-                        if (currentDays == fixedDays && currentMinutes >= fixedStartMinutes) {
+                        if (taskInfos.get(redisKey) == null && currentDays == fixedDays && currentMinutes >= fixedStartMinutes) {
+                            taskInfos.put(redisKey, "1");
                             extractRedisTask(redisKey, taskCode);
                         }
                     }