armdev / new-mongo-cluster

New MongoDB Cluster Replica - MongoDB 7

Preconditions:

1. Operating System: Linux

   • Ensure Docker and Docker Compose are installed.
   • Install Java JDK 21 and Apache Maven 3.9.5.

2. Database User Setup:

   • Configure the script/init.js file to add a new MongoDB user with a specified password.

3. Docker Network Configuration:

   • Set the Docker network name to clusternet.

4. Cluster Initialization:

   • Run:

     ./init_mongo_cluster.sh

     Custom volumes are mounted:
     • Primary Node: ~/volumes/mongo7/primary:/data/db
     • Secondary Node: ~/volumes/mongo7/secondary:/data/db

5. Running the Cluster:

   • Subsequently, run:

     ./run_mongo.sh

6. Microservice Deployment:

   • Run:

     ./run.sh

     This will build and deploy the People microservice using Docker Compose.

7. API Access:

   • Access the API documentation at http://localhost:7025/swagger-ui.html to interact with the available data manipulation APIs.

8. Data Generation:

   • Trigger data generation with:

     curl http://localhost:7025/api/v2/people/generate/new/data

9. Benchmarking:

   • Conduct benchmarking using Apache Benchmark:

     ab -n 100 -c 10 http://localhost:7025/api/v2/people/generate/new/data

10. Concurrency Configuration:

    • Spring Boot is configured with virtual threads for enhanced performance.

11. Database Inspection:

    • View the MongoDB instances using:

      ./look.sh mongo1

      or

      ./look.sh mongo2

12. Microservice Restart:

    • Restart the People microservice with:

      ./restart people

13. Performance Tuning:

    • The Dockerfile is tuned for high performance, aiming for optimal production deployment.

14. Deployment:

    • Push the code to production confidently!

15. Collaboration:

    • Feel free to send a pull request for improvements. Contributions are highly appreciated!