Spring Native Sample Repo

A sample project to publish a Spring Native docker image with a GitHub action.

Versions

• Java 17
• Spring Boot 3

Images

Dockerfile best-practices:

• Minimal packages
• Separate user
• Fixed versions
• Health-checks
• Best-practice and Vulnerability scans provided by Azure/container-scan

JRE based image

ghcr.io/swissbuechi/spring-native-demo:latest

Built with eclipse-temurin JVM to minimize RAM usage

Spring Native based image

ghcr.io/swissbuechi/spring-native-demo:native

Run Demo

Requirements

• Docker

Steps

Docker

1. Download compose.yml file
2. Run docker compose up

Artifact native

Ubuntu

1. Download Artifact
2. chmod +x ./<app>
3. ./<app> -Dspring.config.location=<path to application.properties>

Test

Native

http://localhost:8080

JRE

http://localhost:8081

Performance

Native

• Startup: 0.059s
• RAM: ~28MB
• Image size: 76 MB

JRE

• Startup: 1.964s
• RAM: ~80MB
• Image size: 201 MB