if (totalHits > unprocessedDocumentSize && intervalControlHelper.isCrawlerRunning()) {
            if (logger.isInfoEnabled()) {
                logger.info("Stopped all crawler threads. You have {} (>{}) unprocessed docs.", totalHits, unprocessedDocumentSize);
            }
            intervalControlHelper.setCrawlerRunning(false);
        }
        return arList;
    }