11. How To Create Nagios Plugins With Perl On Ubuntu 12.10 Step 1 - Install NRPE on client apt-get install -y perl nagios-nrpe-server useradd nrpe && update-rc.d nagios-nrpe-server defaults Step 2 - Create your Perl Script It would be a good idea to keep your plugins in same directory as other Nagi... Read More
12. How To Create Nagios Plugins With PHP On Ubuntu 12.10 Step 1 - Install NRPE on client apt-get install -y php5 nagios-nrpe-server useradd nrpe && update-rc.d nagios-nrpe-server defaults Step 2 - Create your PHP Script It would be a good idea to keep your plugins in same directory as other Nagio... Read More
13. How To Create Nagios Plugins With Ruby On CentOS 6 Step 1 - Install RPMForge Repository and NRPE on client rpm -ivh http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.3-1.el6.rf.x86_64.rpm yum -y install ruby nagios-nrpe useradd nrpe && chkconfig nrpe on Step 2 - Create your Ru... Read More
14. How To Use Top, Netstat, Du, & Other Tools to Monitor Server Resources How Do I Monitor Process Utilization? top One of the most common tools for checking the resource utilization of processes is "top". Top provides a simple, real-time table of your processes, with the largest consumers on top: top top - 14:45:52 up 2... Read More
15. How To Create Nagios Plugins With Bash On Ubuntu 12.10 This time, we will expand on this idea and create Nagios plugins using Bash. Step 1 - Install NRPE on client apt-get install -y nagios-nrpe-server useradd nrpe && update-rc.d nagios-nrpe-server defaults Step 2 - Create your Bash Sc... Read More
16. Installing the Cacti Server Monitor on Ubuntu 12.04 Cloud Server Cacti is a network monitoring tool that creates customized graphs of server performance. It is accessed and managed through a web front-end. Cacti can be used to log and graph multiple cloud servers from a single, unified interface. Installation ... Read More
17. How To Install Nagios On Ubuntu 12.10 Step 1 - Spin up Ubuntu 12.10 x64 and add SWAP memory To add 2GB of SWAP memory: dd if=/dev/zero of=/swap bs=1024 count=2097152 mkswap /swap && chown root. /swap && chmod 0600 /swap && swapon /swap echo /swap swap swap defau... Read More
18. How To Install Nagios On CentOS 6 Step 1 - Install Packages on Monitoring Server rpm -Uvh http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm rpm -Uvh http://rpms.famillecollet.com/enterprise/remi-release-6.rpm yum -y install nagios nagios-plugins-all nagios-pl... Read More
19. How To Deploy Node.js Applications Using Systemd and Nginx This tutorial uses a simple Node.js application, but is applicable to most, if not all, others as well (be they Ruby, Python, etc). For PHP web applications, it is recommended to use a more specialized LAMP or LEMP stack instead. ... Read More
20. How To Work with the ZeroMQ Messaging Library ZeroMQ ZeroMQ is a library used to implement messaging and communication systems between applications and processes - fast and asynchronously. If you have past experience with other application messaging solutions such as RabbitMQ, it might come a l... Read More