GNU/Linux
The free, fast & secure operating system powering millions of computers and servers around the world.
Using Thunderbird for your email (IMAP vs POP3)
Use Thunderbird Mail with your email accounts to allow offline access to important email and allow the set up features such as email signing & …
How to find out if your Processor is 64-bit or 32-bit
Usually when installing a Linux distro you have the option to install either 32-bit or 64-bit. This quick guide will help you choose whether you …
How to create a bootable live CD or DVD
Creating a bootable live CD/DVD allows you to Install Ubuntu, or another Linux Distro, on your Computer or even just try it without installing it. …
How to create a bootable live USB
Creating a bootable live USB allows you to Install Ubuntu, or another Linux Distro, on your Computer or even just try it without installing it.
Preparing VirtualBox for virtual OS installations
Whether you want to install Ubuntu within Windows/Mac or install another OS within Ubuntu this guide will show you how to prepare VirtualBox for a …
VirtualBox full virtualization software
VirtualBox is a general-purpose full virtualizer, extremely feature rich, high performance and free. VirtualBox is cross platform (Linux, Mac & Windows) and is extremely useful …
Logical volume management guide
This guide will help you get to grips with the fundamental concepts of logical volume management (LVM) in Ubuntu. We'll then run through preparing disks …
Logical volume management snapshots
In this LVM (Logical Volume Management) Guide, we'll show you how to use LVM snapshots for backups and how to revert a logical volume to …
Identify disk/swap hungry processes with iotop
If you need to find out what processes on your desktop or server are doing a lot of disk I/O (reads/writes) or swapping in and …
Monitoring per process network bandwidth usage with NetHogs
Do you suspect that some process running on your box is using up a lot of network bandwidth? Would like to investigate and identify the …
Using ps to list processes (advanced)
The ps program can be used to identify problematic processes, for example you can use it to identify hung processes, cpu busy processes and memory …
Using ps to list processes (introduction)
The ps program can be used to take a snapshot of processes on your system. This post shows you some basic usage.
Using top to monitor processes
In this tutorial, we'll show you how to use top to monitor your processes in real time. Top gives an overview of what cpu and …
A FAQ style introduction to grep
The grep command is one of the best pattern matching tools available for Ubuntu and Linux users in general. This is a quick FAQ style …
An intermediate look at the find utility
Use the find command to locate files on your box that were accessed or modified recently, or to find files based on size or owner.
Find files based on their permissions
In this post we'll show you how to use the Ubuntu/Linux find command to locate files on your system based on file permissions.