Introduction NFS stands for Network File System and they are typically used to share directories between several servers. It helps in optimizing the disk space usage by keeping home directory on one server and others connecting it through the network. The machine which hosts the shared network is known as the server and the…
This tutorial guides you to do the initial server setup with CentOS 7. By the end of this tutorial, you will be able to: Set up a new user with root privileges Configure SSH for making secure connection Access your virtual private server with new user Root Login Since root login on regular…
Introduction Postfix is an open source Mail Transfer Agent that is used to route and deliver electronic email. It attempts to be fast, easy in administering and more secure. In this tutorial, you will learn how to install Postfix on Ubuntu 12.04. Before we get down to install postfix, make sure you have a…
Initial Set Up Minecraft server set up on a Linus distribution (Ubuntu 12.04 in this case) is quite easier than you think. Make sure you have at least 2GB RAM for your server. In this tutorial, we will be covering the setup of minecraft server on Ubuntu using command line tool. Connect to the…
Introduction Nagios is an open source monitoring software application that helps organizations to prevent IT infrastructure problems. It can be used with Linux as well as other Unix variants. In this tutorial, you will learn how to create Nagios plugins with Ruby on CentOS 6. Initial Set Up Before getting into the…
Introduction Nagios is an open source monitoring software application that helps organizations to prevent IT infrastructure problems. It can be used with Linux as well as other Unix variants. In this tutorial, you will learn how to create Nagios plugins with Bash. Bash is a common command processor that is available with Linux by…
Introduction Nagios is an open source monitoring software application that helps organizations to prevent IT infrastructure problems. It can be used with Linux as well as other Unix variants. In this tutorial, you will learn how to create Nagios plugins with Perl. Here, I will be using Ubuntu 12.10. Initial Set Up …
Introduction Nagios is an open source monitoring software application that helps organizations to prevent IT infrastructure problems. It can be used with Linux as well as other Unix variants. In this tutorial, you will learn how to create Nagios plugins with PHP. Here, I will be using Ubuntu 12.10. Initial Set Up …
Introduction Rsync is a software utility that is used for synchronizing files and directories over different locations with minimized data transfer. It allows to copy files recursively with compression and over encrypted channels. In this tutorial you will see how files are copied using rsync over SSH. Generate Public SSH Keys In…
Introduction Linux divides its RAM into chunks of memory known as pages. Linux swapping is a process for freeing up its pages of memory. When a Linux swap occurs, a page of memory will be copied from RAM to a pre-configured space on hard disk known as swap space. The swapping does come with…