linux 磁盘空间检测

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#!/bin/bash
#ocpyang@126.com
mntlist="/dev/sda3  /dev/sda1  "
for mt01 in $mntlist
do
#echo $mt01
usedpct=$(df -h $mt01 | awk '{print $5}' | grep -v Use | cut -d "%" -f1 -)
box=$(uname -a | awk '{print $2}')

case $usedpct in
[0-9])
mntstatus="relax, a lot of unused space: $usedpct%"
;;
[1-7][0-9])
mntstatus="there is enough space: $usedpct%"
;;
[8][0-9])
mntstatus="the remaining space is low: $usedpct%"
;;
[9][0-9])
mntstatus="warning, disk space will be exhausted: $usedpct%"
echo $mntstatus $mt01 | mailx -s "space on: $box" ocpyang@126.com
;;
[1][0][0])
mntstatus="Red alert has been no use of space: $usedpct%"
echo $mntstatus $mt01 | mailx -s "space on: $box" ocpyang@126.com
;;
*)
arcStat="what?: $usedSpc%"
esac

box=$(uname -a | awk '{print $2}')
echo -e "\e[1;31m The server  $box mount point $mt01 capacity is: $mntstatus. \e[0m"

done

exit 0

linux 磁盘空间检测

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原文地址：http://blog.csdn.net/yangzhawen/article/details/43736591