自动检查磁盘空间脚本

#!/bin/sh
TD_DATE=`date +%y%m%d`
#which site
SITE='localServer-netcloud'
#DISKLIST
DISKLIST=/usr/src/disklist
#checklog
CKLOG=/usr/src/diskcklog.log
>$CKLOG
df -k|grep 'dev'> $DISKLIST
cat $DISKLIST | while read LINE
do
ddev=`echo $LINE|awk '{print $1}'`
duse=`echo $LINE|awk '{print $5+0}'`
dmnt=`echo $LINE|awk '{print $6}'`
if [ $duse -ge 70 ]
then
echo 'Warning:['$TD_DATE']-[ '$ddev' ] usage over ('$dmnt' used '$duse'%)' >>$CKLOG
fi
done
if [ -s $CKLOG ]
then
mail -s '['$TD_DATE']- ['$SITE'] Disk check warn' -t xxx@corezon.com,yyy@corezon.com<$CKLOG
fi