Dear all,
if you ever wondered which industry 4.0 protocol implementation is the best fitting for your requirements,
you can have a look at my recently published paper:
OPC UA versus ROS, DDS, and MQTT: Performance Evaluation of Industry 4.0 Protocols
Available here (and attached):
It uses our nice open62541 Stack and as a quick summary:
The paper shows that our Stack has a very good performance, not only for Client/Server, but also Pub/Sub.
Feel free to read it and cite it
Stefan Profanter