[TBD]Comparison of ZeroMQ against unix domain socket

Introduction

Reference

https://www.quora.com/Is-it-better-to-use-POSIX-message-queues-or-Unix-domain-sockets-or-ZeroMQ-for-local-IPC-communication

http://blog.torusware.com/2015/03/low-latency-zeromq-with-torusware.html

https://en.wikipedia.org/wiki/%C3%98MQ