ClickHouse/programs/keeper/keeper_config.xml

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<clickhouse>
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<logger>
<!-- Possible levels [1]:
- none (turns off logging)
- fatal
- critical
- error
- warning
- notice
- information
- debug
- trace
[1]: https://github.com/pocoproject/poco/blob/poco-1.9.4-release/Foundation/include/Poco/Logger.h#L105-L114
-->
<level>trace</level>
<log>/var/log/clickhouse-keeper/clickhouse-keeper.log</log>
<errorlog>/var/log/clickhouse-keeper/clickhouse-keeper.err.log</errorlog>
<!-- Rotation policy
See https://github.com/pocoproject/poco/blob/poco-1.9.4-release/Foundation/include/Poco/FileChannel.h#L54-L85
-->
<size>1000M</size>
<count>10</count>
<!-- <console>1</console> --> <!-- Default behavior is autodetection (log to console if not daemon mode and is tty) -->
</logger>
<max_connections>4096</max_connections>
<keeper_server>
<tcp_port>9181</tcp_port>
<!-- Must be unique among all keeper serves -->
<server_id>1</server_id>
<log_storage_path>/var/lib/clickhouse/coordination/logs</log_storage_path>
<snapshot_storage_path>/var/lib/clickhouse/coordination/snapshots</snapshot_storage_path>
<coordination_settings>
<operation_timeout_ms>10000</operation_timeout_ms>
<min_session_timeout_ms>10000</min_session_timeout_ms>
<session_timeout_ms>100000</session_timeout_ms>
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<raft_logs_level>information</raft_logs_level>
<!-- All settings listed in https://github.com/ClickHouse/ClickHouse/blob/master/src/Coordination/CoordinationSettings.h -->
</coordination_settings>
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<!-- enable sanity hostname checks for cluster configuration (e.g. if localhost is used with remote endpoints) -->
<hostname_checks_enabled>true</hostname_checks_enabled>
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<raft_configuration>
<server>
<id>1</id>
<!-- Internal port and hostname -->
<hostname>localhost</hostname>
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<port>9234</port>
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</server>
<!-- Add more servers here -->
</raft_configuration>
</keeper_server>
<openSSL>
<server>
<!-- Used for secure tcp port -->
<!-- openssl req -subj "/CN=localhost" -new -newkey rsa:2048 -days 365 -nodes -x509 -keyout /etc/clickhouse-server/server.key -out /etc/clickhouse-server/server.crt -->
<certificateFile>/etc/clickhouse-keeper/server.crt</certificateFile>
<privateKeyFile>/etc/clickhouse-keeper/server.key</privateKeyFile>
<!-- dhparams are optional. You can delete the <dhParamsFile> element.
To generate dhparams, use the following command:
openssl dhparam -out /etc/clickhouse-keeper/dhparam.pem 4096
Only file format with BEGIN DH PARAMETERS is supported.
-->
<dhParamsFile>/etc/clickhouse-keeper/dhparam.pem</dhParamsFile>
<verificationMode>none</verificationMode>
<loadDefaultCAFile>true</loadDefaultCAFile>
<cacheSessions>true</cacheSessions>
<disableProtocols>sslv2,sslv3</disableProtocols>
<preferServerCiphers>true</preferServerCiphers>
</server>
</openSSL>
</clickhouse>