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Use userspace page cache for datalake benchmarks #818

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3cac209
Use userspace page cache instead of filesystem cache for datalake ben…
alexey-milovidov Mar 13, 2026
5dcb9bc
Update results
alexey-milovidov Mar 13, 2026
e1ce97f
Run all 3 tries per query in a single clickhouse-local process
alexey-milovidov Mar 14, 2026
64c71aa
Update results
alexey-milovidov Mar 14, 2026
7c1f918
Merge branch 'use-page-cache-for-datalake' of github.com:ClickHouse/C…
alexey-milovidov Mar 14, 2026
07fb2b5
Update results
alexey-milovidov Mar 16, 2026
bc9d6bc
Merge branch 'main' into use-page-cache-for-datalake
alexey-milovidov Mar 18, 2026
d68fa8a
Update results
alexey-milovidov Mar 21, 2026
63765a3
Use page_cache_max_size with 80% of RAM instead of page_cache_size: auto
alexey-milovidov Mar 21, 2026
9d4ce1e
Update results
alexey-milovidov Mar 22, 2026
ddb0c79
Merge branch 'use-page-cache-for-datalake' of github.com:ClickHouse/C…
alexey-milovidov Mar 22, 2026
c36a85d
Merge branch 'main' of github.com:ClickHouse/ClickBench into use-page…
alexey-milovidov Mar 22, 2026
22d4986
Merge branch 'main' into use-page-cache-for-datalake
alexey-milovidov Mar 22, 2026
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6 changes: 2 additions & 4 deletions clickhouse-datalake-partitioned/benchmark.sh
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -6,11 +6,9 @@ curl https://clickhouse.com/ | sh

# Configure

RAM=$(awk '/MemTotal/ {print int($2 * 0.8 * 1024)}' /proc/meminfo)
> clickhouse-local.yaml echo "
filesystem_caches:
cache:
path: '/dev/shm/clickhouse/'
max_size_ratio_to_total_space: 0.9
page_cache_max_size: ${RAM}
"

# Run the queries
Expand Down
86 changes: 43 additions & 43 deletions clickhouse-datalake-partitioned/results/c6a.4xlarge.json
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Expand Up @@ -10,49 +10,49 @@
"load_time": 0,
"data_size": 14737666736,
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}

86 changes: 43 additions & 43 deletions clickhouse-datalake-partitioned/results/c6a.metal.json
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Expand Up @@ -10,49 +10,49 @@
"load_time": 0,
"data_size": 14737666736,
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]
}

86 changes: 43 additions & 43 deletions clickhouse-datalake-partitioned/results/c7a.metal-48xl.json
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Original file line number Diff line number Diff line change
Expand Up @@ -10,49 +10,49 @@
"load_time": 0,
"data_size": 14737666736,
"result": [
[0.252, 0.13, 0.107],
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}

86 changes: 43 additions & 43 deletions clickhouse-datalake-partitioned/results/c8g.4xlarge.json
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Original file line number Diff line number Diff line change
Expand Up @@ -10,49 +10,49 @@
"load_time": 0,
"data_size": 14737666736,
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]
}

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