trace true /var/tmp/clickhouse-server.log /var/tmp/clickhouse-server.errlog system query_log Engine = MergeTree ORDER BY event_time TTL event_date + INTERVAL 7 DAY 10000 system metric_log Engine = MergeTree ORDER BY event_time TTL event_date + INTERVAL 30 DAY 7500 1000 1048576 8192 524288 false system asynchronous_metric_log Engine = MergeTree ORDER BY event_time TTL event_date + INTERVAL 30 DAY 7500 1000 1048576 8192 524288 false true 9000 ::/0 default default 1 1.0