private void update(ServerStatistics stats, int load) {
    ClientProtos.RegionLoadStats stat =
      ClientProtos.RegionLoadStats.newBuilder().setMemStoreLoad(load).build();
    stats.update(regionname, ProtobufUtil.createRegionLoadStats(stat));
  }
Make sure that we get results in the order that we expect - backoff for a load of 1 should less
than backoff for 10, which should be less than that for 50.
hbase-client/src/test/java/org/apache/hadoop/hbase/client/TestClientExponentialBackoff.java