protected void waitForYellowStatus(final FessConfig fessConfig) {
        Exception cause = null;
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final long startTime = systemHelper.getCurrentTimeAsLong();
        for (int i = 0; i < maxEsStatusRetry; i++) {
            try {
                final ClusterHealthResponse response = client.admin().cluster().prepareHealth().setWaitForYellowStatus().execute()

            final long startTime = systemHelper.getCurrentTimeAsLong();
            final List<SearchResult> list = Collections.list(holder.get().search(baseDn, filter, controls));
            if (logger.isDebugEnabled()) {
                logger.debug("LDAP search[{}ms]: {} - {}", systemHelper.getCurrentTimeAsLong() - startTime, baseDn, filter);
            }
            consumer.accept(list);