control node and the time at which consumer is notified. The time on control and compute
node has to be synchronized for this reason. For further details on setting up collectd
on the compute node, use the following link:
-http://docs.opnfv.org/en/stable-danube/submodules/barometer/docs/release/userguide/feature.userguide.html#id18
+:doc:`<barometer:release/userguide/feature.userguide>`
+
Collectd monitors an interface managed by OVS. If the interface is not be assigned
an IP, the user has to provide the name of interface to be monitored. The command to