DevOps Engineering Posts

A comprehensive guide to Kubernetes namespaces: Learn how to organize, isolate, and manage resources effectively in your Kubernetes cluster.

Learn how to use GitHub Actions Importer to audit, forecast, and migrate pipelines from Jenkins, GitLab, and CircleCI.

A practical guide to scheduling GitHub Actions workflows with cron syntax, based on real-world experience and best practices

In this post, we are going to explore how to share data across different workflow stages using job outputs-with examples and best practices to help you make your pipelines even more dynamic and efficient using GitHub Actions.

A practical guide to configuring liveness, readiness, and startup probes in Kubernetes, with real examples and best practices

A practical comparison of GitHub Actions and Jenkins based on real-world experience, helping you choose the right CI tool for your needs

Understanding the vital role and security of ServiceAccounts in Kubernetes environments.

A guide to creating, scaling, and updating StatefulSets in Kubernetes for stateful applications.

We'll cover everything you need to know about Kubernetes StatefulSet.

A practical guide to Ansible roles based on my 10+ years of DevOps experience and countless production incidents

After managing hundreds of Kubernetes clusters, I'll share my hands-on experience with K8s Jobs.

A comprehensive analysis of CI/CD tools for 2025, including ROI analysis, enterprise features, and migration strategies. Based on real production experience across various organizations.

Expert-level tips and strategies for effectively debugging your Ansible playbooks, based on years of hands-on experience.

Learn how to safely delete pods in Kubernetes with real-world examples and best practices from my years of experience as a DevOps engineer.

A comprehensive guide to kubectl logs command with real-world examples from my years of Kubernetes experience

Learn how to effectively use caching in GitHub Actions to speed up your CI/CD pipelines

What I learned about Chef and Puppet after breaking production multiple times

An in-depth analysis of different PostgreSQL deployment strategies on Kubernetes, with pros and cons of each approach

Based on my experience as a DevOps engineer, I explain what AWS WAF is, how to use it, and compare it with alternatives.

A practical comparison of Docker alternatives based on real-world experience - when to use them and how they stack up

A practical guide to AWS Lightsail from my experience as a DevOps engineer - when to use it, when to avoid it, and real-world tips

A DevOps expert's in-depth technical analysis of Docker Swarm and Kubernetes differences

Learn what CI is and find the perfect CI tool for your needs. Compare GitHub Actions, Jenkins, GitLab CI, and CircleCI with our interactive tool.

A practical guide to essential Docker commands.

We'll learn how to orchestrate serverless applications using AWS Step Functions with practical examples and best practices

We'll resolve the common Git error when merging repositories with unrelated histories

Learn how context switching in CI/CD processes impacts developer productivity and how to minimize it with CICube

An essential guide to understanding and utilizing DaemonSets for node-level resource management in Kubernetes.

Understanding how to extend your application's functionality within a Kubernetes Pod using sidecar containers.

Kubernetes Custom Resources extend the API of Kubernetes and define new resource types.

Kubernetes Network Policies enable the control of network traffic within a cluster, enhancing security and resource optimization.

Kubernetes Horizontal Pod Autoscaler enables dynamic scaling driven by real-world demands.

This article discusses the importance of using personal access tokens securely in GitHub, providing best practices and guidance on their creation and management.

Understanding how to manage remote repositories in Git for better collaboration and version control.

The Kubernetes CronJob is a powerful tool for scheduling periodic jobs in a cluster.

Managing local changes in Git can be a nightmare, especially if those changes are superfluous. This article considers various ways to discard local changes, ensuring a smooth workflow.

A comprehensive guide on how to reset your local Git branch to match the remote repository, including backup strategies and collaboration considerations.

This article explains the underlying reasons for the 'not possible to fast-forward' error in Git and provides a step-by-step guide to resolve it.

A comprehensive guide on how to revert or amend your last Git commit while preserving changes.

Learn how to delete both local and remote Git branches and avoid common pitfalls.