Faster performance tests #9605
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Faster performance tests #9605
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| <!-- 45. Что-то чуть более похожее на реальный запрос. --> | ||
| <query>SELECT RegionID, uniq(UserID) FROM hits_10m_single GROUP BY RegionID SETTINGS max_threads = 1</query> | ||
| <query>SELECT RegionID, uniq(UserID) FROM hits_100m_single GROUP BY RegionID</query> | ||
| <!-- 47. Читаем и разжимаем все столбцы, и ничего с ними потом не делаем. --> | ||
| <query>SELECT count() FROM hits_10m_single WHERE NOT ignore(*) SETTINGS max_threads = 1</query> | ||
| <query>SELECT count() FROM hits_100m_single WHERE NOT ignore(*)</query> | ||
| <query>SELECT count() FROM hits_10m_single WHERE NOT ignore(*)</query> | ||
|
|
||
| </test> |
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The purpose of CPU synthetic benchmark is not to test ClickHouse but to test CPU.
It's needed to validate the performance of a single CPU core. So, tests with max_threads = 1 must remain.
alexey-milovidov
approved these changes
Mar 12, 2020
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