问使用awk脚本计算吞吐量

EN

BEGIN {
   recvdSize = 0
   startTime = 400
   stopTime = 0
}

{
         event = $1
         time = $2
         node_id = $3
         pkt_size = $8
         level = $4

# Store start time
if (level == "AGT" && event == "s" && pkt_size >= 512) {
if (time < startTime) {
         startTime = time
         }
   }

# Update total received packets' size and store packets arrival time
if (level == "AGT" && event == "r" && pkt_size >= 512) {
   if (time > stopTime) {
         stopTime = time
         }
   # Rip off the header
   #hdr_size = pkt_size % 512
   #pkt_size -= hdr_size
   # Store received packet's size
   recvdSize += pkt_size
   }
}

END {
   printf("Average Throughput[kbps] = %.2f\t\t  StartTime=%.2f\tStopTime=%.2f\n",(recvdSize/(stopTime-startTime))*(8/1000),startTime,stopTime)
}