检测磁盘容量发送邮箱

[root@localhost shell]# cat checkdisk-daemon2.sh 
for c in `df -P | grep /dev | awk '{print $5}' | sed 's/%//g'` 
 do
    if [ $c -gt 10 ]; then
           df -h >>./disklogfile;
           #SendMail;
       echo "$(uname -n) disk alarm" | mailx -v -s "$(uname -n) disk alarm" -a ./disklogfile xxxxxxxxxx@qq.com
             exit 0;
    fi
done