presto-raptor-legacy/src/main/java/io/prestosql/plugin/raptor/legacy/storage/organization/ShardCompactionManager.java/ShardCompactionManager/shutdown
class ShardCompactionManager:    @PreDestroy
    public void shutdown()
    {
        if (!compactionEnabled) {
            return;
        }
        shutdown.set(true);
        compactionDiscoveryService.shutdown();
    }