Tutorials for Linux
Ansible’s blockinfile module is a powerful tool in Ansible that allows you to insert, update, or remove a block of multi-line text within a file. It is useful when managing …
Ansible Blockinfile Module Explained with Practical Examples Read More
The command module in Ansible runs commands on a target host. Unlike the shell module, it executes the command directly without invoking a shell. This ensures a higher level of …
Ansible Command Module Explained with Examples Read More
Ansible simplifies package management on Linux systems, especially when using the yum module. Typically, Ansible’s yum module installs packages from remote repositories. But what if you want to install RPM …
Ansible yum localinstall: A Guide to Install Local RPMs Read More
Buildah is a command-line tool for building and managing container images. Unlike Docker, It does not require a daemon to run. It interacts directly with the container runtime, making it …
How to Manage Linux Containers Using Buildah Read More
Environment variables are important for managing and configuring Dockerized applications. They allow you to externalize settings like database credentials, API keys, and environment modes. This means you don’t need to …
How to Set Docker Compose Environment Variables Read More
Node draining is the process of safely evicting all pods from a Kubernetes node. This is typically done for maintenance tasks, scaling down the cluster, or decommissioning a node. The …
Kubectl Drain: How to Drain a Node in Kubernetes Read More
The IT industry is evolving quickly due to technological advancements and growing concerns about cybercrime. Traditional practices are needed to manage complex IT infrastructure. Also, maintaining security while providing fast …
DevOps vs AIOps: Explore Differences, Benefits, and Use Cases Read More
A pod is a group of one or more containers with shared storage/network resources and a specification for how to run the containers. Pods allow you to run multiple containers …
Kubectl Create Pods: How to Create Pods in Kubernetes Read More
You need to delete a deployment in Kubernetes to free up resources, update or reconfigure applications, manage testing environments, scale down during low usage, or troubleshoot issues. This ensures your …
Kubectl Delete Deployment – How to Delete a Kubernetes Deployment Read More
In Kubernetes, a pod is the smallest deployable unit that can be created, managed, and scaled. Pods encapsulate one or more containers, storage resources, a unique network IP, and options …
Kubectl Delete Pod: How to Delete/Drain Pods from a Kubernetes Node Read More