[clickhouse] section¶

Clickhouse service configuration

rw_addresses¶


Default value	`service="clickhouse", wait=True`
YAML Path	`clickhouse.rw_addresses`
Key-Value Path	`clickhouse/rw_addresses`
Environment	`NOC_CLICKHOUSE_RW_ADDRESSES`


Default value	`service="clickhouse", wait=True`
YAML Path	`clickhouse.ro_addresses`
Key-Value Path	`clickhouse/ro_addresses`
Environment	`NOC_CLICKHOUSE_RO_ADDRESSES`


Default value	`1h`
YAML Path	`clickhouse.request_timeout`
Key-Value Path	`clickhouse/request_timeout`
Environment	`NOC_CLICKHOUSE_REQUEST_TIMEOUT`


Default value	`10s`
YAML Path	`clickhouse.connect_timeout`
Key-Value Path	`clickhouse/connect_timeout`
Environment	`NOC_CLICKHOUSE_CONNECT_TIMEOUT`


Default value	`8192`
YAML Path	`clickhouse.default_merge_tree_granularity`
Key-Value Path	`clickhouse/default_merge_tree_granularity`
Environment	`NOC_CLICKHOUSE_DEFAULT_MERGE_TREE_GRANULARITY`

Default value :

Possible values :

-


Default value	`False`
YAML Path	`clickhouse.enable_low_cardinality`
Key-Value Path	`clickhouse/enable_low_cardinality`
Environment	`NOC_CLICKHOUSE_ENABLE_LOW_CARDINALITY`


Default value	`1`
YAML Path	`clickhouse.cluster_topology`
Key-Value Path	`clickhouse/cluster_topology`
Environment	`NOC_CLICKHOUSE_CLUSTER_TOPOLOGY`

Examples:

Value	Description
1	non-replicated, non-sharded configuration
1,1	2 shards, non-replicated
2,2	2 shards, 2 replicas in each
3:2,2	first shard has 2 replicas an weight 3, second shard has 2 replicas and weight 1