ORBIT-USER: Doubt regarding SAMPLE filter in OML

semhatre at cc.gatech.edu semhatre at cc.gatech.edu
Wed Nov 22 17:09:34 EST 2006


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



More information about the orbit-user mailing list