Introduce prefetch in memcpy by Algunenano · Pull Request #81258 · ClickHouse/ClickHouse · GitHub
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Introduce prefetch in memcpy#81258

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Algunenano wants to merge 2 commits into
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Algunenano:memcpy_prefetch
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Introduce prefetch in memcpy#81258
Algunenano wants to merge 2 commits into
ClickHouse:masterfrom
Algunenano:memcpy_prefetch

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@Algunenano

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Changelog category (leave one):

  • Performance Improvement

Changelog entry (a user-readable short description of the changes that goes to CHANGELOG.md):

Introduce prefetch in memcpy

Slightly better in my machine (7950X3D) with a synthetic bench. Need to do more tests with other x86 machines. Let's see if the CI sees anything

Documentation entry for user-facing changes

  • Documentation is written (mandatory for new features)

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clickhouse-gh Bot commented Jun 4, 2025

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@clickhouse-gh clickhouse-gh Bot added the pr-performance Pull request with some performance improvements label Jun 4, 2025
@Algunenano

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pr-performance Pull request with some performance improvements

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