檢查load average 是否高併發送郵件

check load average for linux

 

#vi checkload.sh

#!/bin/sh
H=`ssh root@abc uptime |awk -F, '{print $3}'|cut -d: -f2`
echo $H
G=`echo $H |awk -F. '{print $1}'`
echo $G
F=`expr $G`
echo $F
if [ "$F" -gt 5 ] ; then
echo "load ave is high ,$F";
echo "$F" |mail -s "load ave is high" [e-mail]
else
echo "load ave is ok ,$F"
fi