ClickHouse/dbms/tests/performance/set/set.xml

<test>
    <name>set_lookup_random</name>
    <type>once</type>
    <tags>
        <tag>long</tag>
    </tags>

    <stop_conditions>
        <all_of>
            <total_time_ms>10000</total_time_ms>
        </all_of>
        <any_of>
            <average_speed_not_changing_for_ms>5000</average_speed_not_changing_for_ms>
            <total_time_ms>20000</total_time_ms>
        </any_of>
    </stop_conditions>

    <main_metric>
        <avg_rows_per_second/>
    </main_metric>

    <substitutions>
       <substitution>
           <name>table</name>
           <values>
               <value>system.numbers</value>
               <value>system.numbers_mt</value>
           </values>
       </substitution>
       <substitution>
           <name>size</name>
           <values>
               <value>1</value>
               <value>16</value>
               <value>1024</value>
               <value>16384</value>
               <value>1048576</value>
               <value>10000000</value>
           </values>
       </substitution>
    </substitutions>

    <query>SELECT count() FROM {table} WHERE rand64() IN (SELECT number FROM system.numbers LIMIT {size})</query>
</test>