#!/bin/bash
while : ; do
time=`date +%m"-"%d" "%k":"%M`
day=`date +%m"-"%d`
rx_before=`ifconfig
eth0|
sed -n "8"p|
linuxjishu/13830.html target=_blank class=infotextkey>awk '{print $2}'|cut -c7-`
tx_before=`ifconfig eth0|sed -n "8"p|awk '{print $6}'|cut -c7-`
sleep 2
rx_after=`ifconfig eth0|sed -n "8"p|awk '{print $2}'|cut -c7-`
tx_after=`ifconfig eth0|sed -n "8"p|awk '{print $6}'|cut -c7-`
rx_result=$[(rx_after-rx_before)/256]
tx_result=$[(tx_after-tx_before)/256]
echo "$time Now_In_Speed: "$rx_result"kbps Now_OUt_Speed: "$tx_result"kbps"
sleep 2
done