public void addCluster(String task, int count, Flavor flavor, String id) {
        // TODO: Implement
        nodes = NodeList.copyOf(nodes.asList());
    }
Graphically run allocation procedure to ease manual comprehension.

Extremely useful when trying to understand test cases and build corner cases.
node-repository/src/test/java/com/yahoo/vespa/hosted/provision/provisioning/AllocationSimulator.java