Introduction to DevOps.

What is DevOps?

DevOps is short for Development and Operations.
Its also known as an improved AGILE flow.
DevOps is given by the following flow.

Devops is just a methodology and NOT a techstack or technology.
It allows a single team to manage teh entire app development lifecycle i.e. development, testing, deployment and operations.

Need for it.

To shorten a development system's development lifecycle.
Improve reliability.

Stages of DevOps.

Version Control

Here the different versions of the code are maintained.

Continuous Integration

Compile, validate, code review, testing.

Continuous Delivery

Deploying the built app to test servers.

Continuous Deployment

Deploying the app on the production server for release.

Continuous Monitoring

Keeping a track and a measure of performance of a software application.
Monitoring the CPU utlization, space utilization and response times.