private IProfileTaskQueryDAO getProfileTaskQueryDAO() {
        if (Objects.isNull(profileTaskQueryDAO)) {
            profileTaskQueryDAO = moduleManager.find(StorageModule.NAME)
                                               .provider()
                                               .getService(IProfileTaskQueryDAO.class);
        }
        return profileTaskQueryDAO;
    }
cache need to execute profile task
oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/cache/ProfileTaskCache.java