The usual style of executing a command on a Linux terminal is to simply run it and wait for it to gracefully exit. Once the command exits, you can then proceed to execute other commands in succession. This is what is known as running commands … Read more
Hello Techies, as you know Openshift provides container platform and can installed either on onprem or in public cloud using different methods like IPI (Installer Provisioned Installer), UPI (User Provisioned Infrastructure) and Assisted Bare Metal installer. In this post, we will demonstrate how to install … Read more
In a previous topic, we walked you through how create and manage KVM machines on command line. For command-line enthusiasts, this is an ideal way of creating and keeping tabs on virtual machines. For those who prefer using a graphical display, the Cockpit utility comes … Read more
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 processor-specific module ( kvm-intel.ko for Intel processors or kvm-amd.ko for AMD processors ). There are two … Read more
In this post, we will show you how to install Docker on Debian 12, enabling you to embark on your containerization journey with confidence. Docker makes use of OS-level virtualization to spin up the containers. The host on which docker is installed and containers are … Read more
Hello Linux geeks, it is always a good practice that Linux systems should be ssh with keys rather than the password. SSH (Secure Shell) keys gives us a secure way to login to Linux and UNIX like servers. When we access Linux systems with SSH … Read more
Security is one of the top-of-mind concerns for website owners, more especially, if you are running an eCommerce store or a site that accepts users’ confidential information such as usernames and passwords. The plain HTTP protocol is insecure as data is sent in plain text … Read more
Log files are crucial in probing and troubleshooting errors. They are the first files that system administrators scrutinize in order to narrow down to the probable cause of an error and by so doing, come up with resolutions to resolve the problem. In an infrastructure … Read more
Debian 11, codenamed ‘bullseye’ was released on August 10th after nearly two years of development. This is a stable release and will receive support for the next 5 years just like any other Debian stable version. Debian 11 comes with major software improvements and other … Read more
Ansible is free and open-source automation tool sponsored by Red Hat. Using ansible we can manage and configure Linux and Windows system without any agent installation on them. It basically works on ssh protocol and can configure hundred plus servers at a time. In ansible … Read more
Hello Linux Geeks, if you are looking for free command line backup tools on Linux systems then tar command is the solution for you. Tar command can create backup of your application, configurations files and folders of the system. Tar stands for ‘tape archive’ and … Read more
Originally created by Silicon Graphics, the XFS file system is a robust and high-performance journaling filesystem that was first included in the Linux kernel in 2001. Since then, the popularity of the filesystem has grown exponentially, and by 2014, the XFS filesystem found its way … Read more
