Solution : https://service.sap.com/sap/support/notes/1162568 (SAP Service marketplace login required)
Key words :
workflow event manager guarantees, scenario responds incorrectly, terms high load, publish & subscribe reason, high load situations, remote function call, avoiding rfc bottlenecks, workflow event, event queue, resource bottlenecks
Related Notes :
888279 | Regulating/distributing the workflow load |