Creating a send mail alert if load is high in server with w,pstree,mysqladmin results
Use the Below and code and save it in your root folder and add a cron to run in your server. Replace name@yourdomain.com to your email-id and remove # before the email-id.
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#!/bin/bash #This script will send mail alert if load is high in server with w,pstree,mysqladmin results #Enter The Email address #email="name@yourdomain.com" #Enter the Load Average critical_load=15 current_load=`cat /proc/loadavg |awk '{print $2 }' |cut -d"." -f1 ` if [ $current_load -ge $critical_load=15 ] then cd /tmp touch load.txt #Enter the Text that you needs to dispaly on mail echo "Please check the Server and reduce the Load" >> /tmp/load.txt echo echo "LOAD STATUS RUN ON" `date` >> /tmp/load.txt echo "*******************" >> /tmp/load.txt echo "*******************" >> /tmp/load.txt echo " W Results " >> /tmp/load.txt w >> /tmp/load.txt echo "*******************" >> /tmp/load.txt echo "*******************" >> /tmp/load.txt echo "PSTREE Results" >> /tmp/load.txt echo "*******************" >> /tmp/load.txt pstree -apu >> /tmp/load.txt echo "*******************" >> /tmp/load.txt echo "*******************" >> /tmp/load.txt echo "MYSQLADMIN Results" >> /tmp/load.txt echo "*******************" >> /tmp/load.txt mysqladmin proc >> /tmp/load.txt echo "*******************" >> /tmp/load.txt echo "*******************" >> /tmp/load.txt echo "NETSTAT RESULTS (FOR CHKING DDOS ATTACK..10 HIGH HTTP CONNECTIONS ) " >>/tmp/load.txt echo >>/load.txt netstat -plan |grep :80 | awk '{print $5}' |cut -d: -f1 |sort |uniq -c |sort -n |tail -10 >>/tmp/load.txt echo "*******************" >> /tmp/load.txt echo "*******************" >> /tmp/load.txt mail -s "!!!Urgent HIGH LOAD Avg=$current_load in $HOSTNAME " $email < /tmp/load.txt >/tmp/load.txt fi |