mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-28 02:21:59 +00:00
36538ce08f
New query:
```
WITH ceil(max(q[3]), 1) AS h
SELECT concat('sed -i s\'/^<test.*$/<test max_ignored_relative_change="', toString(h), '">/g\' tests/performance/', test, '.xml') AS s
FROM
(
SELECT
test,
query_index,
count(*),
min(event_time),
max(event_time) AS t,
arrayMap(x -> floor(x, 3), quantiles(0, 0.5, 0.95, 1)(stat_threshold)) AS q,
median(stat_threshold) AS m
FROM perftest.query_metrics
WHERE (metric = 'client_time') AND (abs(diff) < 0.05) AND (old > 0.2)
GROUP BY
test,
query_index,
query_display_name
HAVING (t > '2020-09-01 00:00:00') AND (m > 0.1)
ORDER BY test DESC
)
GROUP BY test
ORDER BY h DESC
FORMAT PrettySpace
```
55 lines
2.1 KiB
XML
55 lines
2.1 KiB
XML
<test max_ignored_relative_change="0.2">
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<settings>
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<allow_suspicious_codecs>1</allow_suspicious_codecs>
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</settings>
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<substitutions>
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<substitution>
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<name>codec</name>
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<values>
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<value>NONE</value> <!-- as a baseline -->
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<value>LZ4</value>
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<value>ZSTD</value>
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<value>Delta</value>
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<value>T64</value>
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<value>DoubleDelta</value>
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<value>Gorilla</value>
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</values>
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</substitution>
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<substitution>
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<name>type</name>
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<values>
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<value>UInt64</value>
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</values>
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</substitution>
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<substitution>
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<name>seq_type</name>
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<values>
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<value>seq</value>
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<value>mon</value>
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<value>rnd</value>
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</values>
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</substitution>
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<substitution>
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<name>num_rows</name>
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<values>
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<value>20000000</value>
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</values>
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</substitution>
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</substitutions>
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<create_query>CREATE TABLE IF NOT EXISTS codec_{seq_type}_{type}_{codec} (n {type} CODEC({codec}))
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ENGINE = MergeTree PARTITION BY tuple() ORDER BY tuple()
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SETTINGS parts_to_delay_insert = 5000, parts_to_throw_insert = 5000;</create_query>
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<create_query>system stop merges</create_query>
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<!-- Using limit to make query finite, allowing it to be run multiple times in a loop, reducing mean error -->
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<query>INSERT INTO codec_seq_{type}_{codec} (n) SELECT number FROM system.numbers LIMIT {num_rows} SETTINGS max_threads=1</query>
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<query>INSERT INTO codec_mon_{type}_{codec} (n) SELECT number*512+(intHash64(number)%512) FROM system.numbers LIMIT {num_rows} SETTINGS max_threads=1</query>
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<query>INSERT INTO codec_rnd_{type}_{codec} (n) SELECT intHash64(number) FROM system.numbers LIMIT {num_rows} SETTINGS max_threads=1</query>
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<drop_query>system start merges</drop_query>
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<drop_query>DROP TABLE IF EXISTS codec_{seq_type}_{type}_{codec}</drop_query>
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</test>
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