ORBIT-USER: Doubt regarding SAMPLE filter in OML
Pandurang Kamat
pkamat at winlab.rutgers.edu
Wed Nov 22 17:38:35 EST 2006
Could you attach your experiment script please ? and any other scripts
such as protoypes etc that you may have modified.
Regarding the first 38 packets: note that the time window for those
packets is about one second. It is probably because of the lag of
starting the receiver application/oml on the receiver.
-Pandurang
semhatre at cc.gatech.edu wrote:
> Hi.
> I changed the filter in sender and receiver protoypes to SAMPLE from TIME
> to find per packet data ( with helloworld experiment). The SAMPLE SIZE was
> kept at 1.In the tables I got to see that alternate packets got dropped. I
> am pasting the sample I got below. Can I get any help to understand why I
> am getting such an output?
>
> Receiver_sender_port table --->
> +---------+-------------+------------+-----------+---------+--------------------------+--------------+------+----------+
> | node_id | sequence_no | timestamp | pkt_seqno | flow_no |
> rcvd_pkt_size_sample_sum | rx_timestamp | rssi | xmitrate |
> +---------+-------------+------------+-----------+---------+--------------------------+--------------+------+----------+
> | node1-2 | 2 | 1164230172 | 41 | 0 |
> 1024 | 76572887 | 0 | 0 |
> | node1-2 | 3 | 1164230172 | 43 | 0 |
> 1024 | 76572940 | 0 | 0 |
> | node1-2 | 4 | 1164230172 | 45 | 0 |
> 1024 | 76572995 | 0 | 0 |
> | node1-2 | 5 | 1164230173 | 47 | 0 |
> 1024 | 76573050 | 0 | 0 |
> | node1-2 | 6 | 1164230173 | 49 | 0 |
> 1024 | 76573104 | 0 | 0 |
> | node1-2 | 7 | 1164230173 | 51 | 0 |
> 1024 | 76573159 | 0 | 0 |
> | node1-2 | 8 | 1164230173 | 53 | 0 |
> 1024 | 76573213 | 0 | 0 |
> | node1-2 | 9 | 1164230173 | 55 | 0 |
> 1024 | 76573268 | 0 | 0 |
> | node1-2 | 10 | 1164230173 | 57 | 0 |
> 1024 | 76573323 | 0 | 0 |
> | node1-2 | 11 | 1164230173 | 59 | 0 |
> 1024 | 76573377 | 0 | 0 |
> | node1-2 | 12 | 1164230173 | 61 | 0 |
> 1024 | 76573432 | 0 | 0 |
> | node1-2 | 13 | 1164230173 | 63 | 0 |
> 1024 | 76573487 | 0 | 0 |
> | node1-2 | 14 | 1164230173 | 65 | 0 |
> 1024 | 76573541 | 0 |
>
> The corresponding sender_otg_senderport table -->
> +---------+-------------+------------+-----------+---------------------+---------------+--------------+
> | node_id | sequence_no | timestamp | pkt_seqno | pkt_size_sample_sum |
> gen_timestamp | tx_timestamp |
> +---------+-------------+------------+-----------+---------------------+---------------+--------------+
> | node1-1 | 1 | 1164230171 | 1 | 1024 |
> 27.3067 | 76571793 |
> | node1-1 | 2 | 1164230171 | 2 | 1024 |
> 54.6133 | 76571820 |
> | node1-1 | 3 | 1164230171 | 3 | 1024 |
> 81.92 | 76571848 |
> | node1-1 | 4 | 1164230171 | 4 | 1024 |
> 109.227 | 76571875 |
> | node1-1 | 5 | 1164230171 | 5 | 1024 |
> 136.533 | 76571902 |
> | node1-1 | 6 | 1164230171 | 6 | 1024 |
> 163.84 | 76571930 |
> | node1-1 | 7 | 1164230171 | 7 | 1024 |
> 191.147 | 76571957 |
> | node1-1 | 8 | 1164230171 | 8 | 1024 |
> 218.453 | 76571984 |
> | node1-1 | 9 | 1164230172 | 9 | 1024 |
> 245.76 | 76572012 |
> | node1-1 | 10 | 1164230172 | 10 | 1024 |
> 273.067 | 76572039 |
> | node1-1 | 11 | 1164230172 | 11 | 1024 |
> 300.373 | 76572066 |
> | node1-1 | 12 | 1164230172 | 12 | 1024 |
> 327.68 | 76572094 |
> | node1-1 | 13 | 1164230172 | 13 | 1024 |
> 354.987 | 76572121 |
> | node1-1 | 14 | 1164230172 | 14 | 1024 |
> 382.293 | 76572148 |
> | node1-1 | 15 | 1164230172 | 15 | 1024 |
> 409.6 | 76572176 |
> | node1-1 | 16 | 1164230172 | 16 | 1024 |
> 436.907 | 76572203 |
> | node1-1 | 17 | 1164230172 | 17 | 1024 |
> 464.213 | 76572230 |
> | node1-1 | 18 | 1164230172 | 18 | 1024 |
> 491.52 | 76572258 |
> | node1-1 | 19 | 1164230172 | 19 | 1024 |
> 518.827 | 76572285 |
> | node1-1 | 20 | 1164230172 | 20 | 1024 |
> 546.133 | 76572312 |
> | node1-1 | 21 | 1164230172 | 21 | 1024 |
> 573.44 | 76572339 |
> | node1-1 | 22 | 1164230172 | 22 | 1024 |
> 600.747 | 76572367 |
> | node1-1 | 23 | 1164230172 | 23 | 1024 |
> 628.053 | 76572394 |
> | node1-1 | 24 | 1164230172 | 24 | 1024 |
> 655.36 | 76572421 |
> | node1-1 | 25 | 1164230172 | 25 | 1024 |
> 682.667 | 76572449 |
> | node1-1 | 26 | 1164230172 | 26 | 1024 |
> 709.973 | 76572476 |
> | node1-1 | 27 | 1164230172 | 27 | 1024 |
> 737.28 | 76572503 |
> | node1-1 | 28 | 1164230172 | 28 | 1024 |
> 764.587 | 76572531 |
> | node1-1 | 29 | 1164230172 | 29 | 1024 |
> 791.893 | 76572558 |
> | node1-1 | 30 | 1164230172 | 30 | 1024 |
> 819.2 | 76572585 |
> | node1-1 | 31 | 1164230172 | 31 | 1024 |
> 846.507 | 76572613 |
> | node1-1 | 32 | 1164230172 | 32 | 1024 |
> 873.813 | 76572640 |
> | node1-1 | 33 | 1164230172 | 33 | 1024 |
> 901.12 | 76572667 |
> | node1-1 | 34 | 1164230172 | 34 | 1024 |
> 928.427 | 76572695 |
> | node1-1 | 35 | 1164230172 | 35 | 1024 |
> 955.733 | 76572722 |
> | node1-1 | 36 | 1164230172 | 36 | 1024 |
> 983.04 | 76572749 |
> | node1-1 | 37 | 1164230172 | 37 | 1024 |
> 1010.35 | 76572776 |
> | node1-1 | 38 | 1164230172 | 38 | 1024 |
> 1037.65 | 76572804 |
> | node1-1 | 39 | 1164230172 | 39 | 1024 |
> 1064.96 | 76572831 |
> | node1-1 | 40 | 1164230172 | 40 | 1024 |
> 1092.27 | 76572858 |
> | node1-1 | 41 | 1164230172 | 41 | 1024 |
> 1119.57 | 76572886 |
> | node1-1 | 42 | 1164230172 | 42 | 1024 |
> 1146.88 | 76572913 |
> | node1-1 | 43 | 1164230172 | 43 | 1024 |
> 1174.19 | 76572940 |
> | node1-1 | 44 | 1164230172 | 44 | 1024 |
> 1201.49 | 76572968 |
> | node1-1 | 45 | 1164230172 | 45 | 1024 |
> 1228.8 | 76572995 |
> | node1-1 | 46 | 1164230173 | 46 | 1024 |
> 1256.11 | 76573022 |
> | node1-1 | 47 | 1164230173 | 47 | 1024 |
> 1283.41 | 76573050 |
> | node1-1 | 48 | 1164230173 | 48 | 1024 |
> 1310.72 | 76573077 |
> | node1-1 | 49 | 1164230173 | 49 | 1024 |
> 1338.03 | 76573104 |
> | node1-1 | 50 | 1164230173 | 50 | 1024 |
> 1365.33 | 76573131 |
> | node1-1 | 51 | 1164230173 | 51 | 1024 |
> 1392.64 | 76573158 |
> | node1-1 | 52 | 1164230173 | 52 | 1024 |
> 1419.95 | 76573185 |
> | node1-1 | 53 | 1164230173 | 53 | 1024 |
> 1447.25 | 76573212 |
> | node1-1 | 54 | 1164230173 | 54 | 1024 |
> 1474.56 | 76573240 |
> | node1-1 | 55 | 1164230173 | 55 | 1024 |
> 1501.87 | 76573267 |
> | node1-1 | 56 | 1164230173 | 56 | 1024 |
> 1529.17 | 76573294 |
> | node1-1 | 57 | 1164230173 | 57 | 1024 |
> 1556.48 | 76573322 |
> | node1-1 | 58 | 1164230173 | 58 | 1024 |
> 1583.79 | 76573349 |
> | node1-1 | 59 | 1164230173 | 59 | 1024 |
> 1611.09 | 76573376 |
> | node1-1 | 60 | 1164230173 | 60 | 1024 |
> 1638.4 | 76573404 |
>
>
> Please see that the first 38 packets get dropped.
>
> Regards,
> Swapnil
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