統計網卡流量的兩段shell腳本(使用ifconfig) 詳細出處參考:http://www.jb51.net/article/34290.htm

代碼一:


#!/bin/bash

# 統計網卡流量

# link:www.jb51.net

# date:2013/2/26

n=10


date

rm -rf /tmp/ifconfig_log

while (( $n >= 0 ))

do

n=$(($n - 1));

date >> /tmp/ifconfig_log

ifconfig eth1 >> /tmp/ifconfig_log

sleep 1

done


grep "RX bytes:" /tmp/ifconfig_log | awk -F"[:| ]" '{print $13}' | awk 'BEGIN{tmp=$1}{if(FNR > 1)print $1-tmp}{tmp=$1}'



代碼二:


#!/bin/bash

if [ -n "$1" ]; then

eth_name=$1

else

eth_name="eth0"

fi

i=0

send_o=`ifconfig $eth_name | grep bytes | awk '{print $6}' | awk -F : '{print $2}'`

recv_o=`ifconfig $eth_name | grep bytes | awk '{print $2}' | awk -F : '{print $2}'`

send_n=$send_o

recv_n=$recv_o

while [ $i -le 100000 ]; do

send_l=$send_n

recv_l=$recv_n

sleep 1

send_n=`ifconfig $eth_name | grep bytes | awk '{print $6}' | awk -F : '{print $2}'`

recv_n=`ifconfig $eth_name | grep bytes | awk '{print $2}' | awk -F : '{print $2}'`

i=`expr $i + 1`

send_r=`expr $send_n - $send_l`

recv_r=`expr $recv_n - $recv_l`

total_r=`expr $send_r + $recv_r`

send_ra=`expr \( $send_n - $send_o \) / $i`

recv_ra=`expr \( $recv_n - $recv_o \) / $i`

total_ra=`expr $send_ra + $recv_ra`

sendn=`ifconfig $eth_name | grep bytes | awk -F \( '{print $3}' | awk -F \) '{print $1}'`

recvn=`ifconfig $eth_name | grep bytes | awk -F \( '{print $2}' | awk -F \) '{print $1}'`

clear

echo "=================================================="

echo "Last second : Send rate: $send_r Bytes/sec Recv rate: $recv_r Bytes/sec Total rate: $total_r Bytes/sec"

echo "Average value: Send rate: $send_ra Bytes/sec Recv rate: $recv_ra Bytes/sec Total rate: $total_ra Bytes/sec"

echo "Total traffic after startup: Send traffic: $sendn Recv traffic: $recvn"

echo "=================================================="

done


詳細出處參考:http://www.jb51.net/article/34290.htm


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