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increase max_size_to_preallocate_for_aggregation for experiment

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Nickita Taranov 2022-02-25 21:53:42 +03:00
parent ce3e449893
commit 6cf6f75704
2 changed files with 1 additions and 5 deletions
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2
src/Core/Settings.h
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@ -500,7 +500,7 @@ class IColumn;
\
M(Bool, collect_hash_table_stats_during_aggregation, true, "Enable collecting hash table statistics to optimize memory allocation", 0) \
M(UInt64, max_entries_for_hash_table_stats, 10'000, "How many entries hash table statistics collected during aggregation is allowed to have", 0) \
M(UInt64, max_size_to_preallocate_for_aggregation, 10'000'000, "For how many elements it is allowed to preallocate space in all hash tables in total before aggregation", 0) \
M(UInt64, max_size_to_preallocate_for_aggregation, 1'000'000'000, "For how many elements it is allowed to preallocate space in all hash tables in total before aggregation", 0) \
\
/** Experimental feature for moving data between shards. */ \
\

4
tests/performance/hash_table_sizes_stats.xml
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@ -4,10 +4,6 @@
<table_exists>hits_100m_single</table_exists>
</preconditions>
<settings>
<max_size_to_preallocate_for_aggregation>1000000000</max_size_to_preallocate_for_aggregation>
</settings>
<query>SELECT number FROM numbers(5000000) GROUP BY number FORMAT Null</query>
<query>SELECT number FROM numbers(10000000) GROUP BY number FORMAT Null</query>
<query short="1">SELECT number FROM numbers_mt(500000) GROUP BY number FORMAT Null</query>