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/%//'