RTT 还是没整明白

tcpip/transport/tcp/rcv.go

@@ -3,7 +3,6 @@ package tcp
 import (
 	"container/heap"
 	"fmt"
-	"log"
 	"netstack/logger"
 	"netstack/tcpip/seqnum"
 )
@@ -100,9 +99,9 @@ func (r *receiver) consumeSegment(s *segment, segSeq seqnum.Value, segLen seqnum
 	logger.GetInstance().Info(logger.TCP, func() {
 	})
 
-	if r.ep.id.LocalPort == 9999 {
-		log.Println(r)
-	}
+	//if r.ep.id.LocalPort == 9999 {
+	//	log.Println(r)
+	//}
 
 	// 修剪SACK块以删除任何涵盖已消耗序列号的SACK信息。
 	TrimSACKBlockList(&r.ep.sack, r.rcvNxt)