config.xml

<?xml version="1.0"?>
<company>
    <logger>
        <level>debug</level>
        <console>true</console>
        <log remove="remove"/>
        <errorlog remove="remove"/>
    </logger>

    <query_log>
        <database>system</database>
        <table>query_log</table>
    </query_log>

    <listen_host>0.0.0.0</listen_host>
    <http_port>8123</http_port>
    <tcp_port>9000</tcp_port>
    <interserver_http_host>clickhouse${REPLICA}</interserver_http_host>
    <interserver_http_port>9009</interserver_http_port>

    <max_connections>4096</max_connections>
    <keep_alive_timeout>3</keep_alive_timeout>
    <max_concurrent_queries>100</max_concurrent_queries>
    <uncompressed_cache_size>8589934592</uncompressed_cache_size>
    <mark_cache_size>5368709120</mark_cache_size>

    <path>/var/lib/clickhouse/</path>
    <tmp_path>/var/lib/clickhouse/tmp/</tmp_path>
    <user_files_path>/var/lib/clickhouse/user_files/</user_files_path>

    <users_config>users.xml</users_config>
    <default_profile>default</default_profile>
    <default_database>default</default_database>
    <timezone>Europe/Moscow</timezone>
    <mlock_executable>false</mlock_executable>

    <remote_servers>
        <company_cluster>
            <shard>
                <replica>
                    <host>clickhouse01</host>
                    <port>9000</port>
                </replica>
                <replica>
                    <host>clickhouse02</host>
                    <port>9000</port>
                </replica>
            </shard>
            <shard>
                <replica>
                    <host>clickhouse03</host>
                    <port>9000</port>
                </replica>
                <replica>
                    <host>clickhouse04</host>
                    <port>9000</port>
                </replica>
            </shard>
        </company_cluster>
    </remote_servers>

    <zookeeper>
        <node index="1">
            <host>zookeeper</host>
            <port>2181</port>
        </node>
    </zookeeper>

    <macros>
        <cluster>company_cluster</cluster>
        <shard>${SHARD}</shard>
        <replica>clickhouse${REPLICA}</replica>
    </macros>

    <distributed_ddl>
        <path>/clickhouse/task_queue/ddl</path>
    </distributed_ddl>

    <format_schema_path>/var/lib/clickhouse/format_schemas/</format_schema_path>
</company>