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Add fine-grained benchmarks for sddmm (facebookresearch#144)
Use configurations from real models
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import itertools | ||
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import torch | ||
from torch.utils import benchmark | ||
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from xformers.components.attention._sputnik_sparse import _csr_to_coo | ||
from xformers.components.attention.core import SparseCS, _create_random_sparsity | ||
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MIN_RUN_TIME = 0.2 | ||
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def _get_fn(backend): | ||
if backend == "csr_ge": | ||
fn = torch.ops.xformers.csr_sddmm | ||
elif backend == "csr_sputnik": | ||
fn = torch.ops.xformers.sddmm_sputnik | ||
elif backend == "coo_ge": | ||
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def fn(a, b, row_indices, row_offsets, column_indices): | ||
row_coo, _ = _csr_to_coo( | ||
a.shape[-2], b.shape[-2], row_offsets, column_indices | ||
) | ||
return torch.ops.xformers.coo_sddmm( | ||
a, b, row_indices, row_coo, column_indices | ||
) | ||
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elif backend == "csr_to_coo": | ||
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def fn(a, b, row_indices, row_offsets, column_indices): | ||
row_coo, _ = _csr_to_coo( | ||
a.shape[-2], b.shape[-2], row_offsets, column_indices | ||
) | ||
return row_coo | ||
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return fn | ||
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def bench_sddmm(configs): | ||
min_run_time = MIN_RUN_TIME | ||
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device = torch.device("cuda") | ||
results = [] | ||
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for (B, M, K), prob in configs: | ||
a = torch.rand(B, M, K, device=device) | ||
b = torch.rand(B, M, K, device=device) | ||
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mask = _create_random_sparsity( | ||
torch.ones(1, M, M, dtype=torch.bool), prob, divisible_by=16 | ||
) | ||
aa = a | ||
bb = b | ||
mask = SparseCS(mask, device) | ||
row_indices = mask.row_indices | ||
row_offsets = mask.row_offsets | ||
column_indices = mask.column_indices | ||
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for backend in ["csr_sputnik", "csr_ge", "coo_ge", "csr_to_coo"]: | ||
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fn_str = "fn(a, b, row_indices, row_offsets, column_indices)" | ||
fn = _get_fn(backend) | ||
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results.append( | ||
benchmark.Timer( | ||
stmt=fn_str, | ||
globals={ | ||
"a": aa, | ||
"b": bb, | ||
"mask": mask, | ||
"row_indices": row_indices, | ||
"row_offsets": row_offsets, | ||
"column_indices": column_indices, | ||
"fn": fn, | ||
}, | ||
label="sddmm", | ||
sub_label=f"B={B:>4d}, M={M:>4d}, K={K:>3d}, prob={prob:0.4f}", | ||
description=backend, | ||
).blocked_autorange(min_run_time=min_run_time) | ||
) | ||
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compare = benchmark.Compare(results) | ||
compare.print() | ||
return results | ||
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# batch size 32, for different layers | ||
SWIN_T_SIZES = [(96, 3136, 32), (192, 784, 32), (384, 196, 32), (768, 49, 32)] | ||
swin_t_config = list(zip(SWIN_T_SIZES, (0.9844, 0.9375, 0.75, 0.0))) | ||
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# some random values | ||
BASIC_SIZES = [(32, 1024, 32), (32, 1024, 128), (8, 4096, 32), (8, 4096, 128)] | ||
SPARSITIES = [0.90, 0.93, 0.95, 0.97, 0.98, 0.99, 0.995, 0.999] | ||
basic_config = list(itertools.product(BASIC_SIZES, SPARSITIES)) | ||
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# batch size 32 here | ||
vit_sizes = [ | ||
(192, 785, 64), # deit_small_patch8_224 | ||
(192, 197, 64), # deit_small_patch16_224 | ||
(384, 785, 64), # deit_base_patch8_224 | ||
(384, 197, 64), # deit_base_patch16_224 | ||
] | ||
SPARSITIES = [0.70, 0.80, 0.85, 0.90, 0.93, 0.95, 0.97] | ||
vit_config = list(itertools.product(vit_sizes, SPARSITIES)) | ||
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results = [] | ||
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print("Swin Transformer") | ||
results += bench_sddmm(swin_t_config) | ||
print("ViT") | ||
results += bench_sddmm(vit_config) | ||
print("Basic cases") | ||
results += bench_sddmm(basic_config) |
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