Recent Articles

How to Use tmpfs on RHEL / CentOS 7.0

Today we will talk about tmpfs CentOS 7 a file system that will keep all files and folders in the virtual memory of the operating system as opposed to actually writing them to the disk. This means that all the content in tmpfs is temporary in the sense that it’s not permanently written to the […]

May 19, 2015 | By
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70 Shell Scripting Interview Questions & Answers

We have selected expected 70 shell scripting question and answers for your interview preparation. Its really vital for all system admin to know scripting or atleast the basics which in turn helps to automate many tasks in your work environment. In the past few years we have seen that all linux job specification requires scripting […]

May 18, 2015 | By
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Basic Networking Commands with Docker Containers

Hi everybody, today we'll learn some basic networking with Docker Containers. Docker is an Open Source project that provides an open platform to pack, ship and run any application as a lightweight container. It has no boundaries of Language support, Frameworks or packaging system and can be run anywhere, anytime from a small home computers to high-end […]

May 15, 2015 | By
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Install pfSense 2.2.2 Firewall for your Network - An Easy Guide !!

PfSense is a computer software distribution based on FreeBSD. It is installed on a computer to make a dedicated firewall/router for a network. The main advantage of this system is reliability and wide range of network functions and tools. Most of them can be found only in expensive commercial firewalls. Name of the system comes from […]

May 14, 2015 | By
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How to Install Percona Server on CentOS 7

In this article we are going to learn about percona server, an opensource drop-in replacement for MySQL and also for MariaDB. The InnoDB database engine make it very attractive and a good alternative if you need performance, reliability and a cost efficient solution In the following sections I am going to cover the installation of […]

May 13, 2015 | By
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How To Setup WebDAV With Apache Web Server on Fedora 21

Hi everyone, today we'll learn how to setup WebDav with Apache2 Web Server on Fedora 21 Operating System. WebDAV stands for "Web-based Distributed Authoring and Versioning". It is a set of extensions to the HTTP protocol which allows users to collaboratively edit and manage files on remote web servers. The WebDAV protocol makes the Web a readable and […]

May 12, 2015 | By
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How To Run Docker Client Inside Windows OS

Hi everyone, today we'll learn about Docker in Windows Operating System and about the installation of Docker Windows Client in it. Docker Engine uses Linux Specific Kernel features so it cannot use Windows Kernel to run so, the Docker Engine creates a small Virtual Machine running Linux and utilizes its resources and Kernel. The Windows […]

May 12, 2015 | By
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How to Install PandoraFMS and Setup Whatsapp Alerts

Pandora FMS is a monitoring software chosen by several companies all around the world to manage their IT infrastructures. Besides ensuring high performance and maximum flexibility, it has a large amount of features making Pandora FMS one of the most complete solutions in the market. So we will use this software monitoring for monitoring our server […]

May 11, 2015 | By
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Installing and Configuring LEMP On Ubuntu 15.04 Made Easy !

Linux, Nginx (pronounced as Engine-X), Mysql and Php called LEMP is complete package for developing, testing and running various scripts or applications in offline or online mode. Linux is an operating system which provides a base of Nginx, Mysql, Php and other applications to make use of hardware resources of a desktop computer or a […]

May 9, 2015 | By
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Interactive Shell Script to Copy Files / Directory using SCP

Today we have interactive shell script that will copy files / directory to source to destination. This script will allow copy multiple files and directories. Script will only work assuming you have configured ssh key based authentication between two machines. Script will request to input destination hostname or ip address and path of destination folder. […]

May 8, 2015 | By
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Command Line Tool to Monitor Linux Containers Performance

ctop is a new command line based tool available to monitor the processes at the container level. Containers provide operating system level virtualization environment by making use of the cgroups resource management functionality. This tool collects data related to memory, cpu, block IO and metadata like owner, uptime etc from cgroups and presents it in a […]

May 7, 2015 | By
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How to Install OpenBSD - Easiest Guide Ever !

OpenBSD is forked from NetBSD in 1995. Now OpenBSD is the second most popular BSD system. This system is widely known for the developers insistence on open-source code and quality documentation, uncompromising position on software licensing, and focus on security and code correctness. The OpenBSD project maintains ports for 20 different hardware platforms: i386, x86-64, […]

May 6, 2015 | By
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A Guide to Install New Release Arch Linux 2015.5.1

Judd Vinet started working a minimalist Linux operating system (Arch Linux) in March 2002. Arch Linux is developed for 32-bit and 64-bit microprocessor architectures with a focus to yield maximum throughput from modern hardware systems. It is a lightweight, efficient and easy to use because of its architectural simplicity. A package manager “Pacman” is used […]

May 5, 2015 | By
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How to Setup OpenERP (Odoo) on CentOS 7.x

Hi everyone, this tutorial is all about how we can setup Odoo (formerly known as OpenERP) on our CentOS 7 Server. Are you thinking to get an awesome ERP (Enterprise Resource Planning) app for your business ?. Then, OpenERP is the best app you are searching as it is a Free and Open Source Software which provides an […]

May 4, 2015 | By
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