docs: public static void validateClusterNodeCounts(final Cluster lhs, final Cluster rhs) {
          if(!lhs.getNodeIds().equals(rhs.getNodeIds())) {
              throw new VoldemortException("Node ids are not the same [ lhs cluster node ids ("
                                           + lhs.getNodeIds()
                                           + ") not equal to rhs cluster node ids ("
                                           + rhs.getNodeIds() + ") ]");
          }
      }