What is it!!!
In layman's language, It's a cultural practice in an organization by the development team and operations team to use each other's tools, to smooth out the process of software delivery.
DevOps is an approach to software development and IT operations that focuses on teamwork and efficiency. It aims to make the process of creating and delivering software faster and smoother. DevOps uses automation, monitoring, and quick feedback to help organizations produce software more efficiently. It includes practices like using code to manage infrastructure, continuous integration, continuous delivery, and automated testing. The goal is to create a culture where software can be built, tested, and released quickly and reliably.
Where did DevOps originate...
DevOps was born out of the challenges faced by separate development and operations teams. It became popular in the early 2000s, drawing from agile and lean methodologies. The goal was to improve software development and deployment efficiency.
It originated from the Agile movement's dissatisfaction with the waterfall approach. DevOps also incorporates ideas from continuous integration and continuous delivery, focusing on automation and collaboration.
Overall, DevOps signifies a shift towards breaking down barriers, promoting teamwork, and making software delivery more efficient.
Basic Concepts of DevOps
Agile vs DevOps
Agile: Iterative, customer-centric software development
DevOps: Collaboration and automation between development and IT operations
Both aim to improve efficiency, speed, and quality in software delivery
Combining Agile and DevOps practices creates a streamlined and responsive software development and delivery process.
DevOps CAMS
C - Culture
A - Automation
M - Measurement
S - Sharing
DevOps Lifecycle
Principles of DevOps
1 . Collaboration: Encouraging close collaboration and communication among development, operations, and other stakeholders.
2 . Automation: Using tools for automation such as continuous integration (CI), continuous deployment (CD), and infrastructure as code (IaC).
3 . Continuous Integration/Continuous Deployment (CI/CD): Implementing practices where code changes are integrated into a shared repository (CI) and automatically deployed to production environments (CD) through automated pipelines.
4 . Infrastructure as Code (IaC): Treating infrastructure (servers, networks, etc.) in a code-like manner, enabling automated provisioning and management through code-based configurations.
5 . Monitoring and Feedback: Continuously monitoring applications and infrastructure to gather feedback, identify issues, and make data-driven improvements.
What are Automation, Scaling, and Infrastructure
1 . Automation: Automation in DevOps is key for improving software delivery, reducing errors, and increasing productivity. It includes tasks like code building, testing, deployment, and infrastructure setup. Continuous Integration (CI) and Continuous Deployment (CD) pipelines are examples of automation that enable fast and consistent software delivery.
2 . Scaling: Scaling in DevOps includes vertical (increasing resources in a single machine) and horizontal (adding new machines) solutions. Automatic scaling is vital for modern applications to handle changing traffic or user demands effectively, using technologies like load balancers and container orchestration platforms.
3 . Infrastructure: In DevOps, think of infrastructure as the foundation for a house. Just like a house needs a solid foundation, software needs infrastructure like servers and networks to run. Infrastructure as Code (IaC) is like having a blueprint for building that foundation. With tools like Terraform or Ansible, you can create and manage this infrastructure blueprint, making it easier to set up and maintain your software applications, similar to how a blueprint helps build a house.
The DevOps Burger!!!
The Complete DevOps requisites in a single diagram.
