I am a Cloud Consultant with over 15 years of experience in Linux, Kubernetes, cloud technologies (AWS, Azure, OpenStack), automation (Ansible, Terraform), and DevOps. I hold certifications like RHCA, ...

KVM (Kernel based Virtual Machine) is an opensource virtualization technology built for Linux machines. It comprises a kernel module – kvm.ko which provides the core virtualization platform and a ...

tcpdump is a well known command line packet analyzer tool. Using tcpdump command we can capture the live TCP/IP packets and these packets can also be saved to a file. Later on these captured packets ...

Short for change ownership, Chown command is a command-line utility that is used to change the user or group ownership of a file or directory and even links. The Linux philosophy is such that every ...

You need to have write permissions on the file you are zipping and the directory location before zipping a file. When you unzip or extract a file, the user owns the file/directory. Example 1) Zipping ...

In this guide, we explore how you can implement a dual-boot setup of Linux Mint 21 (Vanessa) alongside Windows 11. If you are running Windows on your PC and want to try out Linux, one of the options ...

Once the ISO file is downloaded then burn it into a flash drive (USB) or DVD and make it bootable. On windows, use Rufus tools to create a bootable media and on Linux use following, How to Create ...

In Docker, a common question that usually comes up is “How do I expose my containers directly to my local physical network?” This is especially so when you are running monitoring applications that are ...

Pgadmin4 is a free and opensource web-based administration and development platform for PostgreSQL. It interacts with PostgreSQL database server on both local and remote servers and displays server ...

In our previous tutorial, we looked at the Linux head command and its example usages. The tail command is the complementary of the head command. It reads and prints out the last N lines in a file.

System monitoring is a critical role that any sysadmin should undertake to ensure that systems and applications are running as expected. We have covered a few monitoring tools in the past including ...

In this guide, you will learn how to Dual boot Arch Linux with Windows 10 on UEFI system. This guide assumes that you already have Windows 10 installed on your system. Before you begin configuring the ...