This object is how frequently, in seconds, this node sends topology-discovery messages around the ring to identify all participating nodes, noting that topology discovery itself is always running, with a default of 10 seconds. Shortening this on a ring where nodes are added or removed often would let the ring's topology map, such as srpNodesOnTheRing and srpNodeName, converge faster after a change, at the cost of slightly more control-plane traffic traversing the ring continuously. Reducing this from the default 10 seconds to 5 on a ring undergoing frequent node changes during a rollout would help the topology tables reflect new nodes sooner, at a modest increase in ring control traffic.