```
ubuntu@ip-172-31-79-147:/opt/downloads$ clickhouse-local --max_threads 8 --query "WITH parseDateTimeBestEffort(extract(_path, 'pageviews-([\\d\\-]+)\\.gz$')) AS time, splitByChar(' ', line) AS values, splitByChar('.', values[1]) AS projects SELECT time, projects[1] AS project, projects[2] AS subproject, values[2] AS path, (values[3])::UInt64 AS hits FROM file('pageviews*.gz', LineAsString) WHERE length(values) >= 3" | pv > /dev/null
^C01GiB 0:01:08 [ 129MiB/s] [                                                                                                                                                                   <=>                                                                                    ]

ubuntu@ip-172-31-79-147:/opt/downloads$ clickhouse-local --max_threads 8 --query "WITH parseDateTimeBestEffort(extract(toLowCardinality(_path), 'pageviews-([\\d\\-]+)\\.gz$')) AS time, splitByChar(' ', line) AS values, splitByChar('.', values[1]) AS projects SELECT time, projects[1] AS project, projects[2] AS subproject, values[2] AS path, (values[3])::UInt64 AS hits FROM file('pageviews*.gz', LineAsString) WHERE length(values) >= 3" | pv > /dev/null
^C46GiB 0:00:48 [ 175MiB/s] [                                                                                                                                                                                                                                        <=>               ]
```

{
    try
    {
        flushClusterNodesAllData(getContext());
    }
    catch (...)
    {
        tryLogCurrentException(log, "Cannot flush");
    }
}
void StorageDistributed::flushClusterNodesAllData(ContextPtr local_context)
{
    
    auto table_lock = lockForShare(local_context->getCurrentQueryId(), local_context->getSettingsRef().lock_acquire_timeout);
    std::vector<std::shared_ptr<StorageDistributedDirectoryMonitor>> directory_monitors;
    {
        std::lock_guard lock(cluster_nodes_mutex);
        directory_monitors.reserve(cluster_nodes_data.size());
        for (auto & node : cluster_nodes_data)
            directory_monitors.push_back(node.second.directory_monitor);
    }
    
    for (auto & node : directory_monitors)
        node->flushAllData();
}
void StorageDistributed::rename(const String & new_path_to_table_data, const StorageID & new_table_id)