@Test
    void storage_node_with_no_init_progress_within_timeout_is_marked_down() {
        assertThat(do_test_storage_node_with_no_init_progress(State.UP),
                equalTo("distributor:3 storage:3 .0.s:d"));
    }
Distribution bit increases should not take place incrementally. Doing so would
let e.g. a transition from 10 bits to 20 bits cause 10 interim full re-distributions.
clustercontroller-core/src/test/java/com/yahoo/vespa/clustercontroller/core/ClusterStateGeneratorTest.java