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English(EN) Anyone using Flash Attention 2 (ai-bond) on their V100's? How is the performance?

Flash Attention 2 实现显著提升 V100 GPU 性能

一位 Reddit 用户分享了他们在 V100 GPU 上实现 Flash Attention 2 的经验,并指出内存利用率和速度有了显著提高。该自定义实现来自 GitHub,与标准的 PyTorch 实现相比,在正向和反向传播中,内存使用量减少了高达 93.9%,速度提升了 3 倍到 24 倍以上。用户观察到模型回答前的思考时间大大缩短,这表明除了基准测试数据外,还带来了实际的性能优势。 AI

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排序理由 用户生成的开源优化库基准测试和性能报告。[lever_c_demoted from research: ic=1 ai=0.7]

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Flash Attention 2 实现显著提升 V100 GPU 性能

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用户生成的开源优化库基准测试和性能报告。[lever_c_demoted from research: ic=1 ai=0.7]
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报道来源 [1]

  1. r/LocalLLaMA TIER_1 English(EN) · /u/UltraFOV ·

    有人在 V100 上使用 Flash Attention 2 (ai-bond) 吗?性能如何?

    <!-- SC_OFF --><div class="md"><p>I just Installed Flash Attention 2 from here: <a href="https://github.com/ai-bond/flash-attention-v100">https://github.com/ai-bond/flash-attention-v100</a>&quot;</p> <p>I did some basic benchmarks and I am getting from 4x-7x memory utilization. H…