ClickHouse/tests/integration/helpers/0_common_instance_config.xml

<clickhouse>
    <timezone>Etc/UTC</timezone>
    <listen_host>0.0.0.0</listen_host>
    <custom_settings_prefixes>custom_</custom_settings_prefixes>
    <path>/var/lib/clickhouse/</path>
    <tmp_path>/var/lib/clickhouse/tmp/</tmp_path>

    <!-- For tests which check compatibility with older versions. -->
    <users_config>users.xml</users_config>

  <logger>
        <level>test</level>
        <log>/var/log/clickhouse-server/clickhouse-server.log</log>
        <errorlog>/var/log/clickhouse-server/clickhouse-server.err.log</errorlog>
        <size>1000M</size>
        <count>10</count>
        <stderr>/var/log/clickhouse-server/stderr.log</stderr>
        <stdout>/var/log/clickhouse-server/stdout.log</stdout>
        <rotateOnOpen>true</rotateOnOpen>
    </logger>

    <access_control_improvements>
        <users_without_row_policies_can_read_rows>true</users_without_row_policies_can_read_rows>
    </access_control_improvements>
</clickhouse>