This is an intended prerequisite to add support for new log back-ends like: * native journald handover - https://freedesktop.org/software/systemd/man/sd_journal_send.html - https://freedesktop.org/software/systemd/man/systemd.journal-fields.html * The OpenTracing Semantic Specification compliant back-end - https://github.com/opentracing/specification/blob/master/specification.md#the-opentracing-api - https://github.com/opentracing/specification/blob/master/semantic_conventions.md#standard-span-tags-and-log-fields