方法1:
監控磁盤或CPU超過一定值郵件報警腳本:
[root@oldboy scripts]# cat check.sh
#!/bin/bash
LANG=en_US.UTF-8
cpuUsed=`top -n 1|awk -F '[, %]+' 'NR==3 {print100-$11}'`
diskUsed=$(df -h|awk -F '[ %]+' '/\/$/{print $5}')
logFile=/tmp/jk.log
function Sendmail(){
mail -s"監控報警" 1665***[email protected] <$logFile
}
function check(){
if [ `echo"$cpuUsed>80"|bc` -eq 1 -o $diskUsed -ge 80 ];then
echo"CPU使用率:${cpuUsed}%,磁盤使用率:${diskUsed}%">$logFile
Sendmail
fi
}
function main(){
check
}
main
方法2:
監控磁盤空間大小並用郵件通知腳本:
#!/bin/bash
d=`df -h|grep "/dev/sda6" |awk '{print int($5)}'`
logFile=/tmp/jk.log
function Sendmail(){
mail -s "監控報警" 1665***[email protected] <$logFile
}
function check(){
if
[ $d -gt 80 ];then
echo "當前硬盤爲${d}%" >$logFile
Sendmail
else
echo "硬盤夠用"
fi
}
function main(){
check
}
main