At Qovery, we have a fairly small service called engine-gateway that handles connections and data transmission with our clients' deployers. This service has a relatively low memory footprint, as its responsibilities are mainly authentication/authorization and streaming bytes forward into a data store for processing.This engine-gateway has been running fine for months in production without any intervention at a memory usage < 50Mib. Until one day…Oops.. Out of Memory crash 😬That day, we were aut...