Reading Time: 3 minutesThis article shows how to create an Ansible playbook to maintain a consistent DNS configuration across multiple servers. Are you new to Ansible? Don’t worry about that!We’ve written an article explaining what Ansible is and what you need to do to use Ansible for the first time. Click here to read the article. By default, NetworkManager dynamically updates the /etc/resolv.conf file with the…
Reading Time: 6 minutesThis article shows how to create an Ansible playbook to maintain a consistent chrony configuration across multiple servers. Are you new to Ansible? Don’t worry about that!We’ve written an article explaining what Ansible is and what you need to do to use Ansible for the first time. Click here to read the article 🙂 Accurate timekeeping is…
Reading Time: 7 minutesCreating Your First Ansible Playbook is an article that introduces Ansible for complete beginners. First and foremost: What’s Ansible? How does Ansbile work? Most straightforwardly, to work with Ansible, we need: The following picture is a visual aid from the official Ansible documentation: Ansible needs to know on what systems it will work or manage….
Reading Time: 5 minutesThe basics of the find command on Linux include numerous examples of its usage. The find command is one of the most powerful tools in Linux for searching files and directories in a file system based on different criteria such as name, type, size, modification time, permissions, and more. The basic syntax of the find…
Reading Time: 5 minutesInstalling and Updating Packages with DNF shows how to find, install, and update software packages using DNF. What is DNF? DNF stands for Dandified YUM.It’s the next-generation package manager used in RHEL 8, RHEL 9, Fedora, and CentOS Stream. It replaces the older yum tool, but the command syntax is almost the same. DNF is…
Reading Time: 5 minutesWorking with RPM Software Packages explains how Red Hat and other sources provide software as RPM packages, and investigates the installed system packages. First and foremost: What is an RPM Software Package? The RPM Package Manager, which Red Hat originally developed, provides a standard way to package software for distribution. Managing software in the form of RPM…