Reproducer for memory leak in Spring Gateway.
Custom filter calling backend service. This call ends with 404, mapped to error.
Build:
./gradlew clean build
Run with docker:
docker-compose up --build --abort-on-container-exit
It builds code, start backend service as Wiremock instance and runs pef tests with k6.
Check logs for Netty LEAK:
docker logs demo-gateway_demo-proxy_1 -f | grep LEAK