DevOps Essential

Introduction to DevOps and its Necessities

by DevOpsSchool.com

Rajesh Kumar

(Senior DevOps Manager & Principal Architect)

Rajesh Kumar — an award-winning academician and consultant trainer, with 15+ years’ experience in diverse skill management, who has more than a decade of experience in training large and diverse groups across multiple industry sectors.

Learning Objectives


This slide should clearly answer the question “what will I learn in this lesson?”


  • Why DevOps?
  • What is DevOps and its necessities
  • DevOps roles
  • Daily challenges and their solutions

Meet Mark and Linda

The Wall of Confusion

Development and Operations in Conflict!!

DevOps Adoption

Old Trends of Software Consumption

Old Trends of Software Consumption

Old Trends of Software Consumption

Old Mode of Software Development Model - Waterfall

Disadvantage of Waterfall model


 Linear and Sequential Approach

 Long Duration of Release Cycle

 Frequent changes is not good for Waterfall Model

Waterfall Model Challenges

Latest Trends in Software Consumption

Latest Trends in Software Consumption

Latest Trends in Software Consumption


 One version of software

 Everyone connected together

 24/7 up and running with no down time

Objective for IT organization


 Quality Release

 Immediate Release

 Cost Reduction

Challenges of IT organization

Challenges of IT organization

Proposed Solution

Evolution of DevOps

Agile VS DevOps

Agile Model

 Agile model is a combination of iterative and incremental process models With focus on process adaptability and customer satisfaction by rapid delivery of working software product.

 Agile Methods break the product into small incremental builds.

 Agile SCRUM approach brought agility to development

 Lack of collaboration between Developers and Operations Engineers still slowed down the development process and releases

Events Example


 DevOps links software development to operations.

 It also bridges the gap between agile software development and operations experiences.

 All experts have at least a basic understanding of others business subjects.

DevOps for Dev Challenges

DevOps for Ops Challenges

So, Finally What is DevOps?

Dev vs Ops

Conclusion


DevOps is not a new technology or a product. It's an approach or culture of SW development that seeks stability and performance at the same time that it speeds software deliveries to the business.

DevOps - LifeCycle

Have Questions?

Please send an email to info@scmGalaxy.com if you’ve got any questions

Wrap – up - TBD


Brief statements (in bullet points) that gives the most important information about what has been done in this lesson.

Exercise


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Next up:

DevOps

Module 2 - Key Concepts of DevOps