final boolean isApiPath = path.startsWith("/api/");
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final int threshold = isApiPath ? fessConfig.getApiLoadControlAsInteger() : fessConfig.getWebLoadControlAsInteger();

        if (threshold >= 100) {
            chain.doFilter(request, response);
            return;
        }

        final short cpuPercent = ComponentUtil.getSystemHelper().getSearchEngineCpuPercent();

    }

    private void ensureLoadControlMonitorStarted() {
        if (loadControlMonitorTask == null) {
            final FessConfig fessConfig = ComponentUtil.getFessConfig();
            if (fessConfig.getWebLoadControlAsInteger() < 100 || fessConfig.getApiLoadControlAsInteger() < 100) {
                synchronized (this) {
                    if (loadControlMonitorTask == null) {

     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     * @throws NumberFormatException When the property is not integer.
     */
    Integer getWebLoadControlAsInteger();

    /**
     * Get the value for the key 'api.load.control'. <br>
     * The value is, e.g. 100 <br>