#!/bin/bash
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}'
转载于:https://my.oschina.net/u/240262/blog/90839