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[QST] Does gemm of cutlass using distributed shared memory? #2770

@WeiMa01

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@WeiMa01

Is there any gemm kernel using distributed shared memory?
I have profiled many gemm kernel of hopper using nsight compute, but not found there's no data transfer using distributed shared memory.
example: cutlass/examples/hopper_gemm

  • 48_hopper_warp_specialized_gemm
  • 49_hopper_gemm_with_collective_builder
  • ...63_hopper_gemm_with_weight_prefetch
  • ./python/CuTeDSL/hopper/*
  • ./cute/tutorial/hopper/*

Thus I want to know if cutlass has implemented distributed shared memory in gemm kernel?

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