12 factors for SaaS applications

In the cloud computing era, what factors should be paid attention to in design and application software applications?

Why is docker so popular recently?

The Heroku platform proposed a recommended application style, which is of great reference significance for our PAAs and SaaS application design.

Code

A code library that uses version management to form multiple deployments.

Dependency

Explicit definition to isolate different dependencies.

Configuration

Save the configuration in environment variables.

Backend Service

The backend service is used as a mount resource.

Lifecycle

Create, publish, and deploy data in different steps.

Process

Run an application using one or more stateless processes.

Port

Port binding is used to provide external services.

Concurrency

Extended by process control.

Scalability

Quick Start, elegant close, and as robust as possible.

Differences between development and production environments

Keep the similarities between development and production deployment environments as much as possible.

Logs

Use logs as event streams.

Management

Use Management as a one-time process.

For more information, see http://blog.csdn.net/yeasy/article/details/40457885.

12 factors for SaaS applications