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How to calculate Delay in contiki cooja simulator using script editor

  • Delay

    <script>TIMEOUT(300000, log.log(“Total PRR ” + totalPRR + “\n”));

    packetsReceived= new Array();

    packetsSent = new Array();

    serverID = 1;

    nodeCount = 31;

    totalPRR = 0;

    t_total = 0;

    throughput = 0;

    data_length = 23;

    Average_delay = 0;

    timeReceived= new Array();

    timeSent = new Array();

    delay = new Array();

    for(i = 0; i <= nodeCount; i++) {

    packetsReceived[i] = 0;

    packetsSent[i] = 0;

    timeReceived[i] = 0.0;

    timeSent[i] = 0.0;

    delay[i] = 0.0;

    }

    while(1) {

    YIELD();

    msgArray = msg.split(‘ ‘);

    if(msgArray[0].equals(“DATA”)) {

    if(msgArray.length == 9) {

    // Received packet

    senderID = parseInt(msgArray[8]);

    packetsReceived[senderID]++;

    timeReceived[senderID] = time;

    log.log(“\n” + ” SenderID ” + senderID + ” PRR ” + packetsReceived[senderID] / packetsSent[senderID] + “timeReceived[senderID]” + timeReceived[senderID] + ” timeSent[senderID] ” + timeSent[senderID] + “\n”);

    totalReceived = totalSent = 0;

    totaldelay = 0;

    count1 = 0;

    for(i = serverID + 1; i <= nodeCount; i++) {

    totalReceived += packetsReceived[i];

    totalSent += packetsSent[i];

    if (timeReceived[i] > 0) {

    delay[i] = timeReceived[i] – timeSent[i];

    delay[i] = delay[i] / 10000000 ;

    // log.log(“\n” + ” delay[i] ” + delay[i] + ” iiii ” + i + “\n”);

    if (delay[i] > 0) {

     

    totaldelay = totaldelay + delay[i];

    count1++;

    }

    }

    }

    totalPRR = totalReceived / totalSent;

    t_total = totalPRR * 100 ;

     

    log.log(“\n” + ” Total_delay ” + totaldelay + “\n”);

    } else if(msgArray.length == 6) {

    // Sent packet

    packetsSent[id]++;

    timeSent[id] = time;

    log.log( “\n” + ” packetsSent[id]” + packetsSent[id] + ” timeSent[id] ” + timeSent[id] + ” id ” + id + “\n”);

    }

    }

    }</script>