得到这个错误看起来像服务器正在重build连接，因为一些数据包丢失
任何可能的build议来弄清楚这一点
37713 591.925575000 Sourceip==>>destinationIP TCP 66 50865→https [SYN] Seq=0 Win=8192 Len=0 MSS=1460 WS=4 SACK_PERM=1 37719 592.196621000 destinationIP==>>Sourceip TCP 66 https→50865 [SYN, ACK] Seq=0 Ack=1 Win=14600 Len=0 MSS=1460 SACK_PERM=1 WS=32 37720 592.196714000 Sourceip==>>destinationIP TCP 54 50865→https [ACK] Seq=1 Ack=1 Win=65700 Len=0 37721 592.197041000 Sourceip==>>destinationIP TCP 296 50865→https [PSH, ACK] Seq=1 Ack=1 Win=65700 Len=242 37731 592.467777000 destinationIP==>>Sourceip TCP 60 https→50865 [ACK] Seq=1 Ack=243 Win=15680 Len=0 37732 592.472448000 destinationIP==>>Sourceip TCP 1514https→50865 [ACK] Seq=1 Ack=243 Win=15680 Len=1460 37733 592.472449000 destinationIP==>>Sourceip TCP 63 https→50865 [PSH, ACK] Seq=1461 Ack=243 Win=15680 Len=9 37734 592.472567000 Sourceip==>>destinationIP TCP 54 50865→https [ACK] Seq=243 Ack=1470 Win=65700 Len=0 37735 592.477202000 Sourceip==>>destinationIP TCP 180 50865→https [PSH, ACK] Seq=243 Ack=1470 Win=65700 Len=126 37738 592.748678000 destinationIP==>>Sourceip TCP 328 https→50865 [PSH, ACK] Seq=1470 Ack=369 Win=15680 Len=274 37742 592.948569000 Sourceip==>>destinationIP TCP 54 50865→https [ACK] Seq=369 Ack=1744 Win=65424 Len=0 43411 608.487555000 Sourceip==>>destinationIP TCP 54 50865→https [FIN, ACK] Seq=369 Ack=1744 Win=65424 Len=0 43425 608.758989000 destinationIP==>>Sourceip TCP 85 https→50865 [PSH, ACK] Seq=1744 Ack=370 Win=15680 Len=31 43426 608.758990000 destinationIP==>>Sourceip TCP 60 https→50865 [FIN, ACK] Seq=1775 Ack=370 Win=15680 Len=0 ==>==>==>43427 608.766008000 Sourceip==>>destinationIP TCP 54 50865→https [RST, ACK] Seq=370 Ack=1775 Win=0 Len=0 <==<==<== 我在客户端使用JavaScript（铬扩展）持久连接，在服务器端使用apache2 php
在这一刻我得到这个错误Provisional headers are shown