mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-11 18:14:03 +00:00
0f8aec59a3
Based on historical data.
```
SELECT
test,
ceil(max(q[3]), 1) AS h
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)
GROUP BY
test,
query_index,
query_display_name
HAVING (t > '2020-09-01 00:00:00') AND (m > 0.1)
ORDER BY m DESC
)
GROUP BY test
ORDER BY h DESC
FORMAT TSV
cryptographic_hashes 1.3
collations 0.8
joins_in_memory_pmj 0.8
joins_in_memory 0.7
merge_tree_simple_select 0.7
set_index 0.7
decimal_casts 0.7
website 0.6
logical_functions_medium 0.5
count 0.5
merge_tree_many_partitions 0.5
decimal_aggregates 0.5
codecs_int_insert 0.5
column_column_comparison 0.5
insert_parallel 0.4
parse_engine_file 0.4
read_in_order_many_parts 0.4
logical_functions_small 0.4
parallel_insert 0.3
parallel_index 0.3
push_down_limit 0.3
jit_large_requests 0.3
select_format 0.3
arithmetic 0.3
merge_tree_huge_pk 0.3
materialized_view_parallel_insert 0.3
columns_hashing 0.3
if_array_string 0.3
random_string 0.2
random_printable_ascii 0.2
set 0.2
empty_string_serialization 0.2
```
To apply:
```
sed 's/^\(.*\) \(.*\)$/sed -i "s\/^<test.*$\/<test max_ignored_relative_change="'"'"\2">\/g" tests\/performance\/\1.xml/g' ../bad.tsv | bash
```
34 lines
1.0 KiB
XML
34 lines
1.0 KiB
XML
<test max_ignored_relative_change="0.3">
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<preconditions>
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<table_exists>hits_10m_single</table_exists>
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</preconditions>
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<create_query>
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CREATE TABLE hits2 ENGINE MergeTree
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PARTITION BY toYYYYMM(EventDate)
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ORDER BY (CounterID, EventDate, intHash32(UserID))
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SAMPLE BY intHash32(UserID)
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SETTINGS
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parts_to_delay_insert = 5000,
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parts_to_throw_insert = 5000
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AS
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-- don't select all columns to keep the run time down
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SELECT CounterID, EventDate, UserID, Title
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FROM hits_10m_single
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-- do not select anything because we only need column types
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LIMIT 0
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</create_query>
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<fill_query>SET max_insert_threads=8</fill_query>
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<fill_query>SYSTEM STOP MERGES</fill_query>
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<query>
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INSERT INTO hits2
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SELECT CounterID, EventDate, UserID, Title
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FROM hits_10m_single
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</query>
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<drop_query>SYSTEM START MERGES</drop_query>
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<drop_query>DROP TABLE IF EXISTS hits2</drop_query>
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</test>
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