Hi Ok I have copied the wire shark test samples for the 2 Post Requests [ Apache to JBOSS (Tomcat Internal )..This was taken Aug 9, 2010
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1nd Post Request No. Time Source Destination Protocol Info 10022 30.516874 10.151.41.160 10.151.41.163 TCP 33403 > 8109 [PSH, ACK] Seq=2079 Ack=4544 Win=15600 Len=65 TSV=2265749122 TSER=2977204079 Frame 10022 (131 bytes on wire, 131 bytes captured) Arrival Time: Aug 9, 2010 15:30:35.485640000 [Time delta from previous captured frame: 0.000024000 seconds] [Time delta from previous displayed frame: 30.516874000 seconds] [Time since reference or first frame: 30.516874000 seconds] Frame Number: 10022 Frame Length: 131 bytes Capture Length: 131 bytes [Frame is marked: True] [Protocols in frame: eth:ip:tcp:data] [Coloring Rule Name: TCP] [Coloring Rule String: tcp] Ethernet II, Src: HewlettP_f8:fc:ea (00:24:81:f8:fc:ea), Dst: HewlettP_f8:7d:9c (00:24:81:f8:7d:9c) Destination: HewlettP_f8:7d:9c (00:24:81:f8:7d:9c) Address: HewlettP_f8:7d:9c (00:24:81:f8:7d:9c) .... ...0 .... .... .... .... = IG bit: Individual address (unicast) .... ..0. .... .... .... .... = LG bit: Globally unique address (factory default) Source: HewlettP_f8:fc:ea (00:24:81:f8:fc:ea) Address: HewlettP_f8:fc:ea (00:24:81:f8:fc:ea) .... ...0 .... .... .... .... = IG bit: Individual address (unicast) .... ..0. .... .... .... .... = LG bit: Globally unique address (factory default) Type: IP (0x0800) Internet Protocol, Src: 10.151.41.160 (10.151.41.160), Dst: 10.151.41.163 (10.151.41.163) Version: 4 Header length: 20 bytes Differentiated Services Field: 0x00 (DSCP 0x00: Default; ECN: 0x00) 0000 00.. = Differentiated Services Codepoint: Default (0x00) .... ..0. = ECN-Capable Transport (ECT): 0 .... ...0 = ECN-CE: 0 Total Length: 117 Identification: 0x0d18 (3352) Flags: 0x02 (Don't Fragment) 0.. = Reserved bit: Not Set .1. = Don't fragment: Set ..0 = More fragments: Not Set Fragment offset: 0 Time to live: 64 Protocol: TCP (0x06) Header checksum: 0xc4fa [correct] [Good: True] [Bad : False] Source: 10.151.41.160 (10.151.41.160) Destination: 10.151.41.163 (10.151.41.163) Transmission Control Protocol, Src Port: 33403 (33403), Dst Port: 8109 (8109), Seq: 2079, Ack: 4544, Len: 65 Source port: 33403 (33403) Destination port: 8109 (8109) [Stream index: 64] Sequence number: 2079 (relative sequence number) [Next sequence number: 2144 (relative sequence number)] Acknowledgement number: 4544 (relative ack number) Header length: 32 bytes Flags: 0x18 (PSH, ACK) 0... .... = Congestion Window Reduced (CWR): Not set .0.. .... = ECN-Echo: Not set ..0. .... = Urgent: Not set ...1 .... = Acknowledgement: Set .... 1... = Push: Set .... .0.. = Reset: Not set .... ..0. = Syn: Not set .... ...0 = Fin: Not set Window size: 15600 (scaled) Checksum: 0x2b50 [validation disabled] [Good Checksum: False] [Bad Checksum: False] Options: (12 bytes) NOP NOP Timestamps: TSval 2265749122, TSecr 2977204079 [SEQ/ACK analysis] [Number of bytes in flight: 1134] Data (65 bytes) 0000 12 34 00 3d 00 3b 73 69 6d 3d 38 39 36 30 31 39 .4.=.;sim=896019 0010 39 39 30 30 32 30 34 32 36 33 37 35 26 63 61 6e 990020426375&can 0020 6d 73 69 73 64 6e 3d 31 30 35 32 37 37 37 37 37 msisdn=105277777 0030 26 61 63 63 6f 75 6e 74 69 64 3d 36 37 39 37 35 &accountid=67975 0040 31 1 Data: 1234003D003B73696D3D3839363031393939303032303432... [Length: 65] ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2nd Post Request No. Time Source Destination Protocol Info 15548 42.619208 10.151.41.160 10.151.41.163 TCP 33418 > 8109 [PSH, ACK] Seq=1075 Ack=6 Win=5840 Len=65 TSV=2265761224 TSER=2977216182 Frame 15548 (131 bytes on wire, 131 bytes captured) Arrival Time: Aug 9, 2010 15:30:47.587974000 [Time delta from previous captured frame: 0.000009000 seconds] [Time delta from previous displayed frame: 12.102334000 seconds] [Time since reference or first frame: 42.619208000 seconds] Frame Number: 15548 Frame Length: 131 bytes Capture Length: 131 bytes [Frame is marked: True] [Protocols in frame: eth:ip:tcp:data] [Coloring Rule Name: TCP] [Coloring Rule String: tcp] Ethernet II, Src: HewlettP_f8:fc:ea (00:24:81:f8:fc:ea), Dst: HewlettP_f8:7d:9c (00:24:81:f8:7d:9c) Destination: HewlettP_f8:7d:9c (00:24:81:f8:7d:9c) Address: HewlettP_f8:7d:9c (00:24:81:f8:7d:9c) .... ...0 .... .... .... .... = IG bit: Individual address (unicast) .... ..0. .... .... .... .... = LG bit: Globally unique address (factory default) Source: HewlettP_f8:fc:ea (00:24:81:f8:fc:ea) Address: HewlettP_f8:fc:ea (00:24:81:f8:fc:ea) .... ...0 .... .... .... .... = IG bit: Individual address (unicast) .... ..0. .... .... .... .... = LG bit: Globally unique address (factory default) Type: IP (0x0800) Internet Protocol, Src: 10.151.41.160 (10.151.41.160), Dst: 10.151.41.163 (10.151.41.163) Version: 4 Header length: 20 bytes Differentiated Services Field: 0x00 (DSCP 0x00: Default; ECN: 0x00) 0000 00.. = Differentiated Services Codepoint: Default (0x00) .... ..0. = ECN-Capable Transport (ECT): 0 .... ...0 = ECN-CE: 0 Total Length: 117 Identification: 0x2ad0 (10960) Flags: 0x02 (Don't Fragment) 0.. = Reserved bit: Not Set .1. = Don't fragment: Set ..0 = More fragments: Not Set Fragment offset: 0 Time to live: 64 Protocol: TCP (0x06) Header checksum: 0xa742 [correct] [Good: True] [Bad : False] Source: 10.151.41.160 (10.151.41.160) Destination: 10.151.41.163 (10.151.41.163) Transmission Control Protocol, Src Port: 33418 (33418), Dst Port: 8109 (8109), Seq: 1075, Ack: 6, Len: 65 Source port: 33418 (33418) Destination port: 8109 (8109) [Stream index: 257] Sequence number: 1075 (relative sequence number) [Next sequence number: 1140 (relative sequence number)] Acknowledgement number: 6 (relative ack number) Header length: 32 bytes Flags: 0x18 (PSH, ACK) 0... .... = Congestion Window Reduced (CWR): Not set .0.. .... = ECN-Echo: Not set ..0. .... = Urgent: Not set ...1 .... = Acknowledgement: Set .... 1... = Push: Set .... .0.. = Reset: Not set .... ..0. = Syn: Not set .... ...0 = Fin: Not set Window size: 5840 (scaled) Checksum: 0xbd20 [validation disabled] [Good Checksum: False] [Bad Checksum: False] Options: (12 bytes) NOP NOP Timestamps: TSval 2265761224, TSecr 2977216182 [SEQ/ACK analysis] [Number of bytes in flight: 1134] Data (65 bytes) 0000 12 34 00 3d 00 3b 73 69 6d 3d 38 39 36 30 31 39 .4.=.;sim=896019 0010 39 39 30 30 32 30 34 32 36 33 37 35 26 63 61 6e 990020426375&can 0020 6d 73 69 73 64 6e 3d 31 30 35 32 37 37 37 37 37 msisdn=105277777 0030 26 61 63 63 6f 75 6e 74 69 64 3d 36 37 39 37 35 &accountid=67975 0040 31 1 Data: 1234003D003B73696D3D3839363031393939303032303432... [Length: 65] With regards Karthik -----Original Message----- From: Karthik Nanjangude [mailto:karthik.nanjang...@xius-bcgi.com] Sent: Wednesday, August 11, 2010 11:03 AM To: Tomcat Users List Subject: RE: 2 POST requests to underlying Server Hi >>wireshark or tcpdump running on the external + internal segments >>simultaneously. I can provide u the tcp dump samples which we used to validate using White shark. Of course I need some time (probably by EOD ) to get permission from my authorities for the same. Is this ok with u With regards KArthik -----Original Message----- From: Hassan Schroeder [mailto:hassan.schroe...@gmail.com] Sent: Wednesday, August 11, 2010 10:49 AM To: Tomcat Users List Subject: Re: 2 POST requests to underlying Server On Tue, Aug 10, 2010 at 10:07 PM, Karthik Nanjangude <karthik.nanjang...@xius-bcgi.com> wrote: > The same test performed on the Internal IP (http://<ip:port>/ABCD), and was > observed that the single Post request was observed with single Insertion to > DB ... compared to 2 POST request via External IO ( http://ABCD.com ) > > So how does this prove that the JavaScript as stated below is not working > .... :( Forget the browser and the JavaScript -- reproduce the problem using wget or curl or something basic to initiate your request, with wireshark or tcpdump running on the external + internal segments simultaneously. Then you'll have some interesting data :-) -- Hassan Schroeder ------------------------ hassan.schroe...@gmail.com twitter: @hassan --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org