Although DC/OS NiFi supports the offload-node feature of NiFi, we do not recommend using this feature because DC/OS does not support scaling down.
To offload a node:
Go to Cluster.
Figure 1 - Cluster option in NiFi UI
Figure 2 - Cluster view in NiFi UI
Disconnect node you want to offload:
Figure 3 - Disconnect node through NiFi UI
Figure 4 - Disconnect node confirmation NiFi UI
Figure 5 - Disconnected node in NiFi UI
Figure 6 - Offload node in NiFi UI
Figure 7 - Offload node cofirmation in NiFi UI
Figure 8 - Offloading node in NiFi UI
Figure 9 - Offloaded node in NiFi UI
Figure 10 - Delete offloaded node option in NiFi UI
Figure 11 - Delete offloaded node confirmation in NiFi UI