public int getClusterInfoFailedRetrieved() {
    return numGetClusterInfoFailedRetrieved.value();
  }
@Test
  public void testGetClusterInfoRetrievedFailed() {
    long totalBadBefore = metrics.getClusterInfoFailedRetrieved();
    badSubCluster.getClusterInfoFailed();
    Assert.assertEquals(totalBadBefore + 1, metrics.getClusterInfoFailedRetrieved());
  }