How to Clear RAM Cache, Buffers, and Swap in Linux Without Reboot
Like any other operating system, GNU/Linux has implemented memory management efficiently and even more than that….
22 Linux Networking Commands for Sysadmin
A system administrator’s routine tasks include configuring, maintaining, troubleshooting, and managing servers and networks within data…
How to Use sed and awk to Modify Config Files in Linux
Linux configuration files are often plain text, which makes them easily editable using command-line tools. Among…
Let Sudo Insult You When You Enter Incorrect Password
Sudoers is the default sudo security policy plugin in Linux; however, experienced system administrators can specify…
How Linux Services and Daemons Work (and How to Control Them)
When starting out with Linux, you may encounter the terms “services” and “daemons” quite frequently, which…
10 Little-Known Linux Commands You Probably Missed – Part 5
After four highly appreciated and successful articles in our series on Lesser-Known Linux Commands, we’re excited…
20 Daily Linux Commands System Administrators Use in Production
As a Linux SysAdmin working in a production environment, your daily routine is all about keeping…
How to Fix USB Sticks Mounted as Read-Only in Linux
If you’ve ever plugged in a USB stick on a Linux machine and found that you…
How to Stop and Disable Unwanted Services from Linux System
When you build a server according to your plan and requirements, you want it to run…
10 Must-Know Linux Commands You Probably Missed – Part 4
Welcome back to our ongoing journey through the world of powerful but often overlooked Linux commands….
24 Nmap Commands Every Linux Admin Should Use for Network Security
Nmap, short for Network Mapper, is an open-source and highly versatile tool used by Linux system…
10 Advanced Linux Commands You’ve Probably Never Used (Part 3)
Continuing our exploration of lesser-known Linux commands, let’s dive into some more hidden gems that can…
How to Use Shutdown, Poweroff, Halt, and Reboot Commands in Linux
In this article, we’ll explain the difference between the shutdown, poweroff, halt and reboot commands in…
Linux Quiz: 15 Questions to Test Your Basic Linux Knowledge
Welcome to the world of Linux! You might not realize it, but Linux is everywhere from…
How to Use Systemd to Run Bash Scripts at Boot in Linux
A few days ago, I came across a CentOS 8 32-bit distro and decided to test…