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DevOps Explained

A set of practices that automates the processes between software development and IT teams, in order to build, test, and release software faster and more reliably.

Understanding the Cloud

A network of remote servers hosted on the Internet to store, manage, and process data, rather than a local server or a personal computer.

Why DevOps and Cloud?

The synergy of DevOps and Cloud enables organizations to achieve agility, scalability, efficiency, and faster innovation cycles.

What is DevOps?

DevOps represents a culture and a set of practices that aims to break down silos between development (Dev) and operations (Ops) teams. By fostering collaboration, automation, and continuous feedback, DevOps enables organizations to:

  • Increase deployment frequency: Automating release pipelines allows for more frequent and less risky deployments.
  • Achieve faster time to market: Streamlined processes reduce the time it takes to get new features and products to users.
  • Improve reliability: Automation and monitoring help identify and resolve issues quickly, leading to more stable systems.
  • Enhance scalability: Cloud infrastructure, combined with DevOps practices, allows for easier scaling of applications and services.
  • Foster better collaboration: Shared responsibility and communication lead to more effective teamwork.

Understanding the Cloud

Cloud computing provides on-demand access to computing resources—including servers, storage, databases, networking, software, analytics, and intelligence—over the Internet ("the cloud"). Key characteristics of cloud computing include:

  • On-demand self-service: Users can provision resources as needed without human interaction with a service provider.
  • Broad network access: Cloud services are accessible over a wide range of devices through standard network mechanisms.
  • Resource pooling: Providers pool their resources to serve multiple consumers, with resources dynamically assigned and reassigned according to demand.
  • Rapid elasticity: Resources can be rapidly and elastically provisioned and released, in some cases automatically, to scale out and in commensurate with demand.
  • Measured service: Cloud systems automatically control and optimize resource use by leveraging a metering capability at some level of abstraction appropriate to the type of service (e.g., storage, processing, bandwidth, and active user accounts).

The Power of Integration

The true power comes from integrating DevOps practices with cloud technologies. Cloud provides the infrastructure and services needed to implement DevOps automation and scalability, while DevOps provides the methodologies to effectively manage and deploy applications in the cloud environment.

This synergy allows teams to build, deploy, and operate applications with unprecedented speed, reliability, and efficiency.

RoadMap

Kickstart your DevOps Journey

Devops Prerequisite course:

Windows vs Linux

Linux basics

Shell script

  1. Basics and if condition
  2. For loop
  3. While loop
  4. Function
  5. Shell script examples

Git

3-Tier Architecture

Web servers

Nginx/httpd Majorly used for deploying frontend application developed using HTML,CSS,Javascript, AngularJs and ReactJS * How to install Nginx webserver

Tomcat Majorly used for deploying Java based application * How to install Tomcat * How to manually deploy the java application to Tomcat 9 webserver * How to deploy the java application to Tomcat 9 webserver using maven

Build Tools

Maven/Gradle : For Java programming language (Backend application) * How to install Maven * About Maven * How to generate a sample java application using Maven * Building Java Projects with Maven

Npm : Build / Package Manager for AngularJs, NodeJs, ReactJs (Frontend application)

Pip : Package manager for Python

Docker

Jenkins

Kubernetes

Reference Youtube channels for learning kubernetes
Kubernetes free lab environment
Kubernetes Paid course
Realtime examples and kubernetes additional tools

Helm Chart

Monitoring

Logging

Cloud certification (AWS, AZURE, GCP)

Preferably you can start with AWS Solution Architect Associate

AWS Paid course
AWS free course
Azure free course

SSL/TLS

How to configure SSL/TLS certificates for websites (How to make a website as secure - https) * SSL/TLS Tutorials

Terraform

Terraform free course

AWS DevOps

Devops Playground by Katakoda

Devops Bootcamp by Techworld with nana

Devops Bootcamp course

Backend development using Python