diff --git a/scheduler/schedule.cpp b/scheduler/schedule.cpp
index bfb14fb..bd5b848 100644
--- a/scheduler/schedule.cpp
+++ b/scheduler/schedule.cpp
@@ -211,19 +211,19 @@ long SensorScheduler::CalcNextTimestamp(int id) {
         }    
         if (send_wave_ts > 0 && available_ts > 0) {
             long min_ts = std::min(send_wave_ts, available_ts);
-            zlog_debug(zct, "[%d] will use nearest time:%s", id, GetUTCTime(min_ts).c_str());
+            zlog_debug(zct, "[%d] next feature send utc time1:%s", id, GetUTCTime(min_ts).c_str());
             return min_ts;
         }        
         if (send_wave_ts + available_ts > 0) {
             long max_ts = std::max(send_wave_ts, available_ts);
-            zlog_debug(zct, "[%d] will use vaild time:%s", id, GetUTCTime(max_ts).c_str());
+            zlog_debug(zct, "[%d] next feature send utc time2:%s", id, GetUTCTime(max_ts).c_str());
             return max_ts;
         }
     }
 
     // 如果是在当前波形时间窗中，不管是空闲时间窗，还是发送波形的时间窗，下一个时间窗是特征值    
     long available_ts = current_wave_start_ts_ + (nth_eigen_value_slice_ + 1)* eigen_value_send_interval_ + (id - 1) * eigen_value_send_duration_;
-    zlog_debug(zct, "[%d] next feature send utc time:[%s]", id, GetUTCTime(available_ts).c_str());
+    zlog_debug(zct, "[%d] next feature send utc time3:[%s]", id, GetUTCTime(available_ts).c_str());
     return available_ts;
 }