Service monitoring with Monit

Service monitoring with Monit ( My Lovely Doggi )

enabling epel repo


# wget http://ftp.riken.jp/Linux/fedora/epel/5/x86_64/epel-release-5-4.noarch.rpm

# rpm ivh epel-release-5-4.noarch.rpm
# yum install monit

config file /etc/monit.conf

verify these lines are uncommented, and you will got many more thing and change the setting as 
per as your requirement


# vi  /etc/monit.conf

# set daemon mode timeout to 1 minute

set daemon 60 

# Include all files from /etc/monit.d/

include /etc/monit.d/*

# cd /etc/monit.d/
# vi apache

check process httpd with pidfile /var/run/httpd.pid
group apache
start program = "/etc/init.d/httpd start"
stop program = "/etc/init.d/httpd stop"
if failed host 127.0.0.1 port 80 protocol http
   and request "/phpinfo.php"
   then restart
if 5 restarts within 5 cycles then timeout

# service monit start
# chkconfig --levels 235 monit on
# tailf /var/log/monit 

if the apache stop monit will start the service