public Map<Integer, SizeEntry> waitBucketSizes() {
      try {
        waitForRepliesUninterruptibly();
      } catch (ReplyException e) {
        logger.debug("{} waitBucketSizes ignoring exception: {}", getClass().getName(),
            e.getMessage(), e);
      }
      synchronized (returnValue) {
        return returnValue;
      }
    }
@return Map buckets and their associated sizes, this should never throw due to the
        {@link #processException(ReplyException)}method above
geode-core/src/main/java/org/apache/geode/internal/cache/partitioned/SizeMessage.java