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Here is a discussion about introducing AVX by default in ClickHouse: https://github.com/ClickHouse/ClickHouse/issues/40459 https://github.com/ClickHouse/ClickHo

Here is a discussion about introducing AVX by default in ClickHouse: https://github.com/ClickHouse/ClickHouse/issues/40459 https://github.com/ClickHouse/ClickHouse/issues/40459 TLDR: runtime CPU dispatching and JIT - ok, AVX by default - not ok.

justsomehnguy 3y ago
Amusingly this discussion led to SSE2-only build and discovery of some issues with their tests. Nothing serious, but still! https://github.com/ClickHouse/ClickHouse/pull/41498 https://github.com/ClickHouse/ClickHouse/pull/41498