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allreduce: add flags (#8713)

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nimlgen 2025-01-22 17:44:31 +03:00 • committed by GitHub
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4
test/external/external_benchmark_multitensor_allreduce.py vendored
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@ -44,8 +44,8 @@ def main():
else:
sz = getenv("SZ", 1000) * 10**6 # size of data on each gpu
print(f"Using {sz/10**9:.2f} GB of numbers on each of {n_gpus} GPUs, {n_gpus*sz/10**9:.2f} GB total.")
(ring_gflops, ring_gbs, ring_secs) = run(sz, use_ring=True)
(naive_gflops, naive_gbs, naive_secs) = run(sz, use_ring=False)
(ring_gflops, ring_gbs, ring_secs) = run(sz, use_ring=True, n_gpus=n_gpus)
(naive_gflops, naive_gbs, naive_secs) = run(sz, use_ring=False, n_gpus=n_gpus)
print(f"Ring:\n {ring_secs:.6f} seconds/iter\n {ring_gflops:.2f} GFLOP/s\n {ring_gbs:.2f} GB/s")
print(f"Naive:\n {naive_secs:.6f} seconds/iter\n {naive_gflops:.2f} GFLOP/s\n {naive_gbs:.2f} GB/s")