How to use dir command in linux
The dir command is often considered to be the Windows equivalent but it works in Linux in pretty much the same way. In this guide, I will show you how to use the dir command in Linux and introduce you...
Category: Administration tools
Install and use smem – Linux Memory Reporting/Statistics Tool
In a shared memory environment, which is a technique used by most operating systems, there is a challenge of counting the memory several times. This ends up giving users and system administrators inaccurate information on how physical memory is used....
Linux dig command (Domain Information Groper) examples for DNS Lookup
Dig (Domain Information Groper) is a networking tool that can query DNS servers for information. It can be very helpful for diagnosing problems with domain pointing and is a good way to verify that your configuration is working. dig command...
What is Ext2, Ext3 & Ext4 and how to create and convert Linux File systems
A filesystem is a way of storing, organizing and accessing files (and/or directories) on a storage device. Some examples of filesystems are FAT, NTFS for Windows/DOS, HFS for MAC OS etc. In Linux, the popular filesystems are ext2, ext3 and...
The Linux top command understanding
The top program 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...
How to install and use CoreFreq – CPU monitoring tool for linux
CoreFreq is a CPU monitoring software designed for 64-bits Processors w/ architectures Intel Atom, Core2, Nehalem, SandyBridge and superior, AMD Family 0F. CoreFreq provides a framework for retrieving CPU data with a high degree of precision: Core frequencies & ratios;...
How to install and use vnstat (Network Traffic Monitor) in linux
vnStat is a console-based network traffic monitor for Linux and BSD that keeps a log of network traffic for the selected interface(s). It uses the network interface statistics provided by the kernel as information source. This means that vnStat won’t...
SSH Passwordless Login Using SSH Keygen
SSH (Secure SHELL) is an open source and most trusted network protocol that is used to login into remote servers for execution of commands and programs. It is also used to transfer files from one computer to another computer over...
Install and use Log File Navigator – lnav in Ubuntu and CentOS linux
The Log File Navigator, lnav, is an enhanced log file viewer that takes advantage of any semantic information that can be gleaned from the files being viewed, such as timestamps and log levels. Using this extra semantic information, lnav can...
Install Taskwarrior (terminal based todo application) on Ubuntu based distribution
Taskwarrior is Free and Open Source Software that manages your TODO list from your command line. It is flexible, fast, efficient, and unobtrusive. It does its job then gets out of your way. If you spend a lot of time...