remove the debug info
diff --git a/benchmark/consumer.go b/benchmark/consumer.go
index e90e794..9e1cd77 100644
--- a/benchmark/consumer.go
+++ b/benchmark/consumer.go
@@ -129,8 +129,6 @@
 		s2cRT := now - m.StoreTimestamp
 		atomic.AddInt64(&stati.store2ConsumerTotalRT, s2cRT)
 
-		fmt.Printf("born time:%d, store time:%d\n", m.BornTimestamp, m.StoreTimestamp)
-
 		for {
 			old := atomic.LoadInt64(&stati.born2ConsumerMaxRT)
 			if old >= b2cRT || atomic.CompareAndSwapInt64(&stati.born2ConsumerMaxRT, old, b2cRT) {