Category Archives: Linux (Ubuntu/CentOS)

The top command in Linux displays the running processes on the system. One of the most important tools for a system administrator. It is used extensively for monitoring the load on a server. In this article, we explore the top command in detail. The top command is an interactive command. Many commands are available whenContinue reading “30 Linux TOP Command Examples”

There is a nice utility to monitor hard drive temperature. Most modern x86 computer hard disk comes with S.M.A.R.T (Self-Monitoring, Analysis, and Reporting Technology). It is a monitoring system for computer hard disks to detect and report on various indicators of reliability, in the hope of anticipating failures. => hddtemp utility will give you theContinue reading “Linux: Monitor Hard Disks Temperature With hddtemp”

Virtual Host Configuration To add basic authentication to an apache2 virtual host you need to add the following lines to the virtual host configuration. AuthType Basic (1) AuthName “Private Documentation Repository” (2) AuthUserFile /var/www/crock.norang.ca/.htpasswd-private (3) Require valid-user (4) Set the Basic authentication method Provide a name for the location (optional) Specify the pathname to theContinue reading “Apache2 Basic Authentication Ubuntu”

ntroduction The Apache web server is the most popular way of serving web content on the Internet. It serves more than half of all of the Internet’s active websites, and is extremely powerful and flexible. Apache breaks down its functionality and components into individual units that can be customized and configured independently. The basic unitContinue reading “How To Set Up Apache Virtual Hosts on CentOS 7”

Virtual Hosts are used to setup more than one domain or websites using a single IP address. This is very usefulif anybody wants to run multiple websites using a single IP address on single VPS. In this tutorial, let me show how to setup virtual hosts in Apache web server on Ubuntu 14.04 LTS. BeContinue reading “Setup Virtual Hosts In Apache On Ubuntu 14.04 LTS”

If you intend to set up a web server (or streaming server) in your Ubuntu machine, apache is one important module that you must install. In this tutorial, we will show you how to install and configure apache for your Ubuntu. Installing Apache Getting apache onto your Ubuntu machine is easy. Using either the SynapticContinue reading “How to Install And Configure Apache In Ubuntu”

LPIC-1 is a professional certification program program that covers performing maintenance tasks with the command line, installing & configuring a computer running Linux and configuring basic networking. LPIC-1 102 Exam Objectives Topics: 105 – Shells, Scripting and Data Management 106 – Interfaces and Desktops 107 – Administrative Tasks 108 – Essential System Services 109 –Continue reading “LPIC-1 Exam 102 Objectives”

LPIC-1 is a professional certification program that covers performing maintenance tasks with the command line, installing & configuring a computer running Linux and configuring basic networking. LPIC-1 101 Exam Objectives Topics: 101 – System Architecture 102 – Linux Installation and Package Management 103 – GNU and Unix Commands 104 – Devices, Linux Filesystems, Filesystem HierarchyContinue reading “LPIC-1 Exam 101 Objectives”

wget utility is the best option to download files from internet. wget can pretty much handle all complex download situations including large file downloads, recursive downloads, non-interactive downloads, multiple file downloads etc., (To install wget on windows: http://gnuwin32.sourceforge.net/packages/wget.htm) In this article let us review how to use wget for various download scenarios using 15 awesomeContinue reading “The Ultimate Wget Download Guide With 15 Awesome Examples”

create an empty file called forcefsck in the root of the partition: sudo touch /forcefsck sudo reboot OR Simply run the command: sudo shutdown -Fr now