linux监控脚本

1,网卡流量监控RateOfFlow.sh

#!/bin/bash

#

while true;

do

time=`date +%m"-"%d"-"%k":"%M`

day=`date +%m"-"%d`

rx_before=`ifconfig eth0|sed -n "7"p|awk '{print $2}'|cut -c7-`

tx_before=`ifconfig eth0|sed -n "7"p|awk '{print $6}'|cut -c7-`

sleep 2

rx_after=`ifconfig eth0|sed -n "7"p|awk '{print $2}'|cut -c7-`

tx_after=`ifconfig eth0|sed -n "7"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

2,个磁盘lv 空间

df -lh| sed -n '/\/$/p'|awk '{print $5}'|sed 's/%//'

df -lh| sed -n '/\//p'|awk '{print $5}'|sed 's/%//'

df -lh | sed -n '/\//p'|awk '{print $5}'|sed 's/%//'