Setup check_mk

Check_MK is a monitoring solution which is originally based on Nagios. It has been extended with a nice web gui including a lot of new features which simplify the setup of a monitoring system. It is available as Enterprise edition and as RAW (Open Source) edition.

There is a limited english documentation available. https://mathias-kettner.de/checkmk.html

Steps to install and configure Check_MK on CentOS7:

Download CentOS7 image (minimal is sufficient) http://isoredirect.centos.org/centos/7/isos/x86_64/CentOS-7-x86_64-Minimal-1511.iso

Install Centos following the standard documention. After you have successfull installed Centos login to the system using SSH.

ssh root@centos7

First install all available updates.

yum update

Second some packages are required to be able to install check_mk successfully.

yum -y install epel-release
yum makecache all
yum -y install php-mcrypt

Download fping (http://pkgs.repoforge.org/fping/?C=M;O=D) and install it:

cd /root
wget http://pkgs.repoforge.org/fping/fping-3.10-1.el7.rf.x86_64.rpm
rpm -i fping*.rpm

Furthermore it is required to change SELINUX.

vi /etc/sysconfig/selinux
# This file controls the state of SELinux on