Docker - DevOps Blog

Docker

A collection of 60 posts

Introducing KodeKloud Notes App: Your Ultimate Learning Companion

Introducing KodeKloud Notes App: Your Ultimate Learning Companion

Learning Kubernetes and DevOps can be challenging, especially when juggling multiple resources—watching videos, switching between slides, and trying to copy commands from PDFs. We get it. That’s why we built KodeKloud Notes—a centralized, interactive, and user-friendly platform where you can access all the essential text-based content from

Docker Init: Instantly Scaffold Docker Projects

Docker Init: Instantly Scaffold Docker Projects

Docker Init is a game-changer for DevOps engineers who want to containerize applications with speed and precision. In this tutorial, we’ll explore what the docker init command does, why it’s important, and how to use it to containerize a Node.js app in seconds. We’ll also compare

Docker Bake: The Smarter Way to Build Multiple Docker Images

Docker Bake: The Smarter Way to Build Multiple Docker Images

What is Docker Bake? Docker Bake is a powerful utility introduced by Docker as part of the docker buildx plugin. Inspired by tools like make and docker-compose, Docker Bake lets you define and run multiple Docker builds in parallel using a single configuration file (docker-bake.hcl or docker-bake.json). If

Running AI/ML Workloads on Kubernetes Using Kubeflow: A Beginner’s Guide

Running AI/ML Workloads on Kubernetes Using Kubeflow: A Beginner’s Guide

Artificial Intelligence (AI) and Machine Learning (ML) are transforming industries — from healthcare and finance to retail and transportation. But as models become more complex and datasets grow larger, data scientists and engineers need powerful, scalable, and automated infrastructure to manage their workloads. Kubernetes and Kubeflow. In this beginner-friendly guide, we’

The Ultimate DevOps Roadmap for 2025: A Step-by-Step Guide to Mastering DevOps

The Ultimate DevOps Roadmap for 2025: A Step-by-Step Guide to Mastering DevOps

DevOps has become one of the most in-demand skill sets in the tech industry, playing a crucial role in modern software development and operations. As companies move towards automation, cloud-native technologies, and faster deployments, the need for skilled DevOps professionals continues to grow. But where do you start? How do

Can Anyone Learn DevOps?

Can Anyone Learn DevOps?

The demand for DevOps has skyrocketed in the past few years, and many IT professionals, students, and even those from non-technical backgrounds are wondering: Can anyone learn DevOps? The short answer is yes, but let’s break it down into what it truly takes to become proficient in DevOps and

Is DevOps Stressful? Myths vs. Reality

Is DevOps Stressful? Myths vs. Reality

DevOps—the role that bridges the gap between developers and operations, automates everything, and keeps the world’s most complex systems running 24/7 without a hitch. Sounds cool, right? But if you’ve been lurking in tech forums, you’ve probably seen people saying: 🚨 “DevOps is a nightmare! You’

Maximize KodeKloud Free Learning Week – Your Learning Guide!

Maximize KodeKloud Free Learning Week – Your Learning Guide!

🚀 Unlock a Week of Free Learning & Hands-On Experience! Upskill in DevOps, Cloud & Kubernetes – 100% FREE. Get exclusive access to structured courses, hands-on labs, quizzes, and much more. 🔥 Why Join Free Learning Week? ✅ Gain real-world experience with practical labs ✅ Learn from industry experts with structured content ✅ Access exclusive study

10 Essential DevOps Tools You Should Learn in 2024

10 Essential DevOps Tools You Should Learn in 2024

The DevOps landscape is constantly evolving, with new tools and technologies emerging at a rapid pace. If you visit the DevOps roadmap on roadmap.sh, a popular site that provides developer roadmaps, you'll come across a diagram outlining the tools and technologies used in DevOps. The sheer number

CNCF Tool Interview Series(Episode 04): Docker

CNCF Tool Interview Series(Episode 04): Docker

The Interview Interviewer: Welcome back to our CNCF Tool Interview Series Episode 04, where today we're setting sail with Docker, a name that's synonymous with container technology in the cloud-native world. Docker has not only simplified the development process but has also been a cornerstone in

How Dockerfile Works

How Dockerfile Works

A Dockerfile is a text file that contains instructions on how to build a Docker image

Where Docker Images are Stored

Where Docker Images are Stored

One question that often arises for both newcomers and seasoned Docker users alike is: "Where are Docker images stored?" Understanding the storage location of Docker images is crucial for managing disk space and optimizing Docker performance. Whether you're running Docker on macOS, Windows, or Linux, this

Docker Compose Command Not Found: 3 Possible Causes & Fixes

Docker Compose Command Not Found: 3 Possible Causes & Fixes

While using Docker Compose, one error that you might encounter is: "Docker Compose Not Found". This error might seem daunting at first glance; however, it usually points to a few common issues that are relatively straightforward to resolve. In this blog post, we'll explore three common

How to Fix Docker Build Requires Exactly 1 Argument

How to Fix Docker Build Requires Exactly 1 Argument

In this blog post, we'll discuss what causes the docker build requires exactly 1 argument” error and how to resolve it.

Docker Build Args: What Are They and How to Use Them

Docker Build Args: What Are They and How to Use Them

While building Docker images, there are times when you might need to customize various aspects of the build process. This could involve choosing specific versions of software, enabling or disabling features, or adjusting other build-time configurations to suit your needs. This is where Docker build args come into the picture.

How Kubernetes Works with Docker

Demystifying Container Orchestration: How Kubernetes Works with Docker

As a developer, you've probably heard of application containerization. Containers provide a lightweight and isolated runtime that ensures applications inside them run consistently across different environments. But as the number and complexity of containerized applications grow, so do the challenges of managing them. How do you ensure that

Kubernetes vs. Docker Swarm

Kubernetes vs. Docker Swarm: A Comprehensive Comparison (2023)

Containers make application deployment and scaling easy and fast, and that makes them a perfect fit for modern applications. To get the most out of containerization, you need a good container orchestration tool. Currently, two of the most popular orchestration tools are Kubernetes and Docker Swarm. In this article, we

How to Clear Docker Logs for a Container

How to Clear Docker Logs for a Container

When Docker containers run, they continuously generate log entries, recording everything from system errors to operational information. These logs are essential for troubleshooting and monitoring the health and performance of containers. However, without proper management, these log files can grow to consume significant disk space, potentially leading to issues with

How to Keep Docker Container Running

How to Keep Docker Container Running

Docker containers are generally designed to run a specific task or process and will remain active for the duration of that process. When the process finishes, the container exits. However, there are scenarios where you might want to keep the Docker container running indefinitely. This could be for debugging, development,

Introduction to DevOps Tools: From Idea to Execution

Introduction to DevOps Tools: From Idea to Execution

Welcome to the world of DevOps, where a plethora of tools like Docker, Kubernetes, Ansible, Terraform, Git, GitHub, Jenkins, Prometheus, and Grafana play pivotal roles. For anyone new to this domain, the sheer number of tools and technologies can be overwhelming. This blog aims to demystify these tools by narrating

3 Best Ways to Run Docker in Docker Container

3 Best Ways to Run Docker in Docker Container

Docker is a popular tool for building, running, and managing containers. But what if you want to run Docker inside a Docker container, for instance, in a CI pipeline? How can you achieve that? In this article, I will demonstrate three different methods for running Docker in a Docker container

How to Build a Docker Image With Dockerfile From Scratch

How to Build a Docker Image With Dockerfile From Scratch

Containers have become the preferred method for packaging and deploying applications in modern software development. Among container platforms, Docker has emerged as the most popular choice for building and managing these containers. Before we can run an application as a container using Docker, we must first build a Docker image.

How to Pass Environment Variables to Docker Containers?

How to Pass Environment Variables to Docker Containers

Containerized applications can run seamlessly across various environments, including development, testing, and production. As they move from one environment to another, they often require adjusting some configurations to meet each environment's unique needs. For example, in a development environment, enabling verbose debugging can provide developers with detailed feedback.