@Transactional(rollbackFor = Exception.class)
    public void reload() {
        LOGGER.debug("start to reload sort config");
        try {
            reloadAllClusterConfig();
        } catch (Throwable t) {
            LOGGER.error("fail to reload cluster config", t);
        }
        LOGGER.debug("end to reload config");
    }
Used to cache the sort cluster config and reduce the number of query to database.
inlong-manager/manager-service/src/main/java/org/apache/inlong/manager/service/core/impl/SortClusterServiceImpl.java