logger.info("Copying from {} to {}", oldIndex, index);
                if (!client.reindex(oldIndex, index, false)) {
                    logger.warn("Failed to copy from {} to {}", oldIndex, index);
                }
            } else if (logger.isDebugEnabled()) {
                if (!client.existsIndex(oldIndex)) {
                    logger.debug("{} does not exist.", oldIndex);

            while (current >= percent) {
                if (logger.isInfoEnabled()) {
                    logger.info("Cpu Load {}% is greater than {}%. {} waiting thread(s).", current, percent, waitingThreadNames.size());
                }
                if (logger.isDebugEnabled()) {
                    logger.debug("Waiting threads: {}", waitingThreadNames);
                }