CUDA Profile Reality Check: Fragmented Kernels vs. Execution Efficiency
MainzOnX · x · 2026-08-30
While developers aim for the "world's fastest CUDA kernels," real-world profiles reveal execution time dominated by fragmented kernel launches and gaps. The tweet highlights that communication can actually happen during kernel execution, a feature holding significant untapped value.
Related event: Real CUDA Profiling Reveals Fragmented Execution as the True Bottleneck(2 posts)→
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