bfg/microhipstering-demo

Code supporting Microhipstering with Micronaut presentation

Microhipstering demo

This repository contains code supporting Microhipstering with Micronaut presentation.

Building

PREREQUISITES:

• JDK12 (yup, no kidding, even though code compiles to bytecode version 8)

./gradlew clean build

If you also want to build docker image:

./gradlew micronaut-service:docker

Running

development server

MICRONAUT_ENVIRONMENTS=dev ./gradlew  micronaut-service:run -qt

built artifact

./run-service-jar serial micronaut-service/build/libs/micronaut-service-1.0.0-SNAPSHOT-all.jar 

Performance

Tests were executed on Intel i7-8550U with JDK12 using command:

ab -n500000 -k -c100 http://localhost:8080/foo/bar

GC	peak rps	rss mem
g1	68069	359M
serial	74052	304M
pgc	74871	326M
cms	72741	342M
shenandoah (compact)	30515	309M
shenandoah	63114	504M
zgc	46986	840M

See Oracle available GCs document for details.

NOTE: comparison with dummy spring-boot with netty based server:

GC	peak rps	rss mem
serial	17820	398M