}

    /**
     * Gets the interval control helper component.
     * @return The interval control helper.
     */
    public static IntervalControlHelper getIntervalControlHelper() {
        return getComponent(INTERVAL_CONTROL_HELPER);
    }

    /**
     * Gets the extractor factory component.
     * @return The extractor factory.
     */

                logger.debug("Failed to calibrate CPU load", e);
            }
        }

        try {
            final IntervalControlHelper intervalControlHelper = ComponentUtil.getIntervalControlHelper();
            intervalControlHelper.checkCrawlerStatus();
            intervalControlHelper.delayByRules();
        } catch (final Exception e) {
            if (logger.isDebugEnabled()) {

        final int maxEmptyListCount = fessConfig.getIndexerWebfsMaxEmptyListCountAsInteger();
        final IntervalControlHelper intervalControlHelper = ComponentUtil.getIntervalControlHelper();
        try {
            final Consumer<SearchRequestBuilder> cb = builder -> {
                final QueryBuilder queryBuilder = QueryBuilders.boolQuery()