iftop is used to view the current bandwidth on a network interface. It listens to network traffic on a named interface and displays a table of current bandwidth usage by pairs of hosts. iftop must be run by a root user or a user who has sufficient privileges to monitor network bandwidths. Installing iftop On […]
Sometimes things happen that your USB key is not showing because it is not properly formatted. This has happened to me several times and I always use a program called GParted to format my USB drives and hard drives. GParted will fix the problem and your USB will show up again under Devices or in […]
find command is used for locate files in a directory hierarchy on Linux/Unix systems. You can search for files according to name, owner, group, type, permissions, date and other criteria. The search is recursive in that it will search all sub directories too. If you are a beginner, the following examples will make you clear about the find command. […]
chkconfig command is used to start, stop and view the status of all services running on the system. It allows you to display and change the services on your system at all levels. Let us see some basic commands in this short how-to.
The “top” command provides a dynamic real-time view of a running system. It can display system summary information as well as a list of processes or threads currently being managed by the Linux kernel. The types of system summary information shown and the types, order and size of information displayed for processes are all user configurable and that configuration can […]
Have you ever wondered if there is a simple way to copy files and run commands on multiple machines from one command? Well there are several tools available that will allow us to do just that, but for starters we will discuss just pssh (Parallel SSH). pssh (Parallel SSH) pssh (Parallel SSH) is a command-line […]
LibreOffice 4.0 was recently released with many new features. Fedora 18 comes with 3.6 and does not have 4.0 available in the repositories for upgrading. So how do we get LibreOffice 4.0 installed on Fedora 18? Well that’s what we are going to discuss here. So here is how it is done. First we need […]
Tripwire is an open-source security and data integrity tool useful for monitoring and alerting on specific file change(s) on a range of systems. If any file gets modified or changed, it will send a alert to you. If the changes are valid, the you can accept the changes by updating the tripwire database. Install Tripwire On […]