Pre-generate cu_seqlens argmin and max_seqlen to remove host-to-device sync #8108
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Just waiting on internal CI tests. They look good so far. We'll most likely merge first thing tomorrow. |
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…e data copies Signed-off-by: Sangkug Lym <[email protected]> [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci
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…e data copies (NVIDIA#8108) Signed-off-by: Sangkug Lym <[email protected]> [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci Co-authored-by: Eric Harper <[email protected]>
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…e data copies (NVIDIA#8108) Signed-off-by: Sangkug Lym <[email protected]> [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci Co-authored-by: Eric Harper <[email protected]>
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…e data copies (#8108) Signed-off-by: Sangkug Lym <[email protected]> [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci Co-authored-by: Eric Harper <[email protected]> Signed-off-by: stevehuang52 <[email protected]>
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…e data copies (NVIDIA#8108) Signed-off-by: Sangkug Lym <[email protected]> [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci Co-authored-by: Eric Harper <[email protected]> Signed-off-by: Sasha Meister <[email protected]>
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…e data copies (#8108) Signed-off-by: Sangkug Lym <[email protected]> [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci Co-authored-by: Eric Harper <[email protected]> Signed-off-by: Pablo Garay <[email protected]>
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…e data copies (NVIDIA#8108) Signed-off-by: Sangkug Lym <[email protected]> [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci Co-authored-by: Eric Harper <[email protected]>
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…e data copies
What does this PR do ?
At SFT, pre-generate
cu_seqlens_argminandmax_seqlento skip CPU-side computation on the main process.This removes host-to-device sync, which is performance-critical when each kernel execution is short.
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