Immutable systems, such as Fedora CoreOS, are designed for minimal changes and higher reliability. Fedora CoreOS is a Linux distribution optimized for containerized workloads, providing…
Linux cheat sheet
Immutable systems, such as Fedora CoreOS, are designed for minimal changes and higher reliability. Fedora CoreOS is a Linux distribution optimized for containerized workloads, providing…
In the evolving landscape of containerization, Docker has emerged as an essential tool for developers seeking streamlined application deployment. Among the recent advancements in this…
In modern DevOps practices, securing sensitive information like API tokens, passwords, and other credentials is paramount. Vault, an open-source tool developed by HashiCorp, provides a…
Kubernetes continues to grow in popularity, leading to an increased deployment of clusters in production environments. Amidst this surge, security considerations sometimes take a backseat.…
Secure Shell (SSH) is a widely used protocol for secure remote access to servers. One way to enhance the security of your servers is by…
Kubernetes is a powerful container orchestration platform that simplifies the deployment, scaling, and management of containerised applications. MicroK8s, a lightweight Kubernetes distribution, is a popular…
Web Application Firewall is an additional layer of security for your services and now we are going to implement it on practice. Let’s start with…
Open vim /etc/sysctl.conf Add following # Increase size of file handles and inode cache fs.file-max = 2097152 # Do less swapping vm.swappiness = 10 vm.dirty_ratio…
This CronJob runs every day at midnight and executes a shell script that will remove all unused images, containers, and volumes that are older than…
In this guide we will learn how to create ci/cd pipeline in Jenkins, build the image , push to local repository and deploy our app…