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Docker 19.03 comes to NVIDIA Jetson Nano

Did you know? In the latest Docker 19.03 Release, a new flag –gpus have been added for docker run which allows...
Ajeet Raina
6 min read

Installing Docker Engine 19.03 on Raspberry Pi 3 in 2 Minutes

Docker is officially supported both on Raspberry Pi 3 and 4. Installing Docker is just a matter of single-liner command. All...
Ajeet Raina
5 min read

Unboxing 3.5” Touch Screen RPi LCD for Raspberry Pi 3 in 2 Minutes

If you have ever conducted Docker on Raspberry Pi workshop during the Meetup event, you surely understand the pain in bringing...
Ajeet Raina
1 min read

A Complete Guide to build Certified Kubernetes Cluster using Docker Enterprise 3.0 on Bare Metal System – Part-I

Did you know? Over 800+ enterprise organizations use Docker Enterprise for everything from modernizing traditional applications to microservices and data science....
Ajeet Raina
14 min read

Kubernetes Cluster on Bare Metal System Made Possible using MetalLB

If you try to setup Kubernetes cluster on bare metal system, you will notice that Load-Balancer always remain in the “pending”...
Ajeet Raina
9 min read

Top 5 Cool Projects around Docker, Raspberry Pi & Blinkt! ~ Monitoring Docker Swarm using LEDs – Part I

Two week back, I travelled to Jaipur, around 1000+ miles from Bangalore for delivering one of Docker Session. I was invited...
Ajeet Raina
3 min read

Docker Enterprise 3.0: Now with New Built-in Docker cluster CLI Plugin

Last Dockercon, dozens of new Docker CLI Plugin were introduced. All of these CLI plugins will be available in upcoming Docker...
Ajeet Raina
6 min read

How to Deploy Apache Kafka on AWS Platform using Docker Swarm Mode?

I am thrilled and excited to start a new open source project called “Pico”. Pico is a beta project which is...
Ajeet Raina
5 min read

How to create a Local Private Docker Registry on Play with Docker in 5 Minutes?

DockerHub is a service provided by Docker for finding and sharing container images with your team. It is the world’s largest...
Ajeet Raina
4 min read

Running Docker Containers on EC2 A1 Instances powered by Arm-Based AWS Graviton Processors

2 week back, I wrote a blog post on how Developers can now build ARM containers on Docker Desktop using docker...
Ajeet Raina
5 min read

How I built ARM based Docker Images for Raspberry Pi using buildx CLI Plugin on Docker Desktop?

2 weeks back in Dockercon 2019 San Francisco, Docker & ARM demonstrated the integration of ARM capabilities into Docker Desktop Community...
Ajeet Raina
10 min read

New Docker CLI API Support for NVIDIA GPUs under Docker Engine 19.03.0 Pre-Release

Let’s talk about Docker in a GPU-Accelerated Data Center… Docker is the leading container platform which provides both hardware and software...
Ajeet Raina
5 min read

Sysctl Support for Docker Swarm Cluster for the first time in Docker 19.03.0 Pre-Release

Docker CE 19.03.0 Beta 1 went public 2 week back. It was the first release which arrived with sysctl support for...
Ajeet Raina
6 min read

Docker 19.03.0 Pre-Release: Fast Context Switching, Rootless Docker, Sysctl support for Swarm Services

Last week Docker Community Edition 19.03.0 Beta 1 was announced and release notes went public here.Under this release, there were numerous...
Ajeet Raina
7 min read

Meet K3s – A Lightweight Kubernetes Distribution for Raspberry Pi Cluster

To implement a microservice architecture and a multi-cloud strategy, Kubernetes today has become a key enabling technology. The bedrock of Kubernetes...
Ajeet Raina
10 min read

Docker Birthday #6: “Show-And-Tell” Event in Bangalore

Docker’s Birthday Celebration is not just about cakes, food and party. It’s actually a global tradition that is near and dear to our heart...
Ajeet Raina
5 min read

A First Look at Docker Desktop Enterprise

If you are looking out for Desktop Enterprise software solution for creating & delivering production-ready containerized applications in a simplified &...
Ajeet Raina
6 min read

5 Minutes to Kubernetes Dashboard running on Docker Desktop for Windows 2.0.0.3

If you want to get started with Kubernetes on your Laptop running Windows 10, Docker Desktop for Windows CE is the...
Ajeet Raina
4 min read

Top 50 Ansible Interview Questions

Ansible is an open-source engine that automates configuration management, application deployment, and other devOps tasks. Ansible is simple, agentless IT automation...
Ajeet Raina
30 min read

Turn Your Raspberry Pi into Low-cost CCTV Surveillance Camera(with Night Vision) in 5 Minutes using Docker

Last week I purchased Raspberry PI Infrared IR Night Vision Surveillance Camera Module 500W Webcam. This webcam features 5MP with OmniVision 5647 sensor...
Ajeet Raina
7 min read

Test Drive 5 Cool Linux Applications on Docker Desktop for Windows Platform

Docker Desktop for Windows 2.0.0.3 Release is available. This release comes with Docker Engine 18.09.2, Compose v1.23.2 & Kubernetes v1.10.11. One...
Ajeet Raina
4 min read

Top 5 Features of Docker Engine v18.09.1 That You Shouldn’t Miss Out

Docker Engine v18.09.1 went GA last month. It was made available for both the Community and Enterprise users. Docker Enterprise is...
Ajeet Raina
10 min read

Building Data Persistent & Datacenter Asset Reporting Capability with Racktables running inside Docker container

Let’s talk about Docker inside the datacenter.. If you are a datacenter administrator and still scouring through a spreadsheet of “unallocated”...
Ajeet Raina
3 min read

Test Drive Compose on Kubernetes on Play with Kubernetes(PWK) Playground in 5 Minutes

On the 2nd day of Dockercon, Docker Inc. open sourced Compose on Kubernetes project. This project provides a simple way to define cloud...
Ajeet Raina
7 min read

A First Look at Compose on Kubernetes for Minikube

Say Bye to Kompose ! Let’s begin with a problem statement – “The Kubernetes API is quite HUGE. More than 50...
Ajeet Raina
6 min read

Running Cron Jobs container on 5-Node Docker Swarm Mode Cluster

A Docker Swarm consists of multiple Docker hosts which run in swarm mode and act as managers (to manage membership and...
Ajeet Raina
2 min read

Top 5 Most Exciting Dockercon EU 2018 Announcements

Last week I attended Dockercon 2018 EU which took place at Centre de Convencions Internacional de Barcelona (CCIB) in Barcelona, Spain....
Ajeet Raina
7 min read

Top 100 Docker Interview Questions & Answers

Are you looking out for Docker related Interview questions categorised into Beginners, Intermediate & Advanced Level users? If yes, then you...
Ajeet Raina
25 min read

Switching Docker 18.09 Community Edition to Enterprise Engine with no downtime

  Under the newer Docker Engine 18.09 release,  a new feature called CE-EE Node Activate has been introduced. It allows a user...
Ajeet Raina
3 min read