#!/usr/bin/bash
# 
#by fuxiaoshun 4/1
time=`date +%F-%T`
a=`df -h | awk NR==6'{print $5}'`
if [ ${a%\%*} -ge 1 ];then
     echo "$time告警，/分区使用不足" >>/tmp/1.txt
else
     echo "/分区内存足够"
fi