bash脚本测网络流量

bash脚本测网络流量_hoxily的窝窝_百度空间

bash脚本测网络流量

#!/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 [ $i -le 1000000 ]; do
    send_l=$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  "Last second: TX: $send_r B/s  RX: $recv_r B/s  TX+RX: $total_r B/s"
    echo  "Average    : TX: $send_ra B/s  RX: $recv_ra B/s  TX+RX: $total_ra B/s"
    echo  "Total      : TX: $sendn B  RX: $recvn B"
done