查出cpu和mem占用最高并且超过90%的发送为view用户的mail邮件

#!/bin/bash
#分别查出cpu和mem占用最高并且超过90%的发送为view用户的mail邮件
rm -rf toph.txt toph2.txt
topcpu=`top -cn1|tee toph.txt|awk 'NR==8'`
topmem=`top -an1|tee toph2.txt|awk 'NR==8'`
cpu1=`echo ${topcpu}|awk '{print $10}'`
mem1=`echo ${topmem}|awk '{print $11}'`
user_command1=`echo ${topcpu}|awk '{print $3,$13}'`
user_command2=`echo ${topmem}|awk '{print $3,$13}'`
if [ `echo "${cpu1} > 90"|bc` -eq 1 ];then
echo "warning topcpu"| mail -s "topcpu ${cpu1}% ${user_command1}" view
fi
if [ `echo "${mem1} > 90"|bc` -eq 1 ];then
echo "warning topmem"|mail -s "topmem ${mem1}% ${user_command2}" view
fi