Principles of NiFi design
When planning how to size and configure Flow Management clusters, it is important to keep in mind. the flow design factors that might impact your cluster sizing needs and the performance of your data flow.
NiFi is designed to use all the available resources of the nodes where it is running. It takes advantage of:
All available cores
All the network capacity
All the disk speed and capacities
For more information about principles involved in the NiFi design, see the Apache NiFi Overview.