Docker base images Using jemalloc to improve memory usage: check out https://storck.io/posts/psa-switch-ruby-docker-to-jemalloc-now/ https://discuss.rubyonrails.org/t/ruby-3-2-rails-6-7-leading-to-gradual-memory-leak-compared-to-stable-memory-in-ruby-2-6-rails-6/83018/8