yarn install
yarn start
Add at menu Settings on Config Variable section, an item called WEB_MEMORY with value 64. It represents that our app use 64MB to safe work.
$ heroku labs:enable log-runtime-metrics
Matains the Heroku logs -t running on cli while update the config vars to see the result on log.
for ((i=1;i<=5;i++)); do curl -v --header "Connection: keep-alive" "localhost:9000"; done