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May 6, 2024 06:33
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import torch | |
from torch.optim.adagrad import _single_tensor_adagrad, _fused_adagrad | |
import copy | |
device='cpu' | |
dtype=torch.float | |
import os | |
TENSOR_SIZE = (int(os.getenv('TENSOR_SIZE', 512 * 512)), ) | |
NPARAM = int(os.getenv("NPARAM", 4)) | |
kwargs = {} | |
kwargs['params'] = [torch.randn(TENSOR_SIZE, device=device, dtype=dtype) for _ in range(NPARAM)] | |
kwargs['grads'] = [torch.randn(TENSOR_SIZE, device=device, dtype=dtype) for _ in range(NPARAM)] | |
kwargs['state_sums'] = [torch.randn(TENSOR_SIZE, device=device, dtype=dtype) for _ in range(NPARAM)] | |
kwargs['state_steps'] = [torch.tensor([10], device=device, dtype=torch.float64) for _ in range(NPARAM)] | |
kwargs['grad_scale'] = None | |
kwargs['found_inf'] = None | |
kwargs['lr_decay'] = 0.1 | |
kwargs['lr'] = 0.1 | |
kwargs['eps'] = 0.1 | |
kwargs['has_sparse_grad'] = False | |
kwargs['has_complex'] = False | |
kwargs['maximize'] = False | |
kwargs['differentiable'] = False | |
kwargs['weight_decay'] = 0.01 | |
kwargs_a = copy.deepcopy(kwargs) | |
kwargs_b = copy.deepcopy(kwargs) | |
a = torch.ones(256 * 1024 * 1024 // 4, dtype=torch.float) | |
b = torch.ones(256 * 1024 * 1024 // 4, dtype=torch.float) | |
def cache_flush(): | |
# We assume the cache size is <= 512MB here. | |
# a = torch.ones(256 * 1024 * 1024 // 4, dtype=torch.float) | |
# b = torch.ones(256 * 1024 * 1024 // 4, dtype=torch.float) | |
# a, b are initialized out of this function to avoid allocate memory every time | |
global a, b | |
a += b | |
import time | |
def bench(fn, kwargs, warmup=100, bench_iters=100): | |
for _ in range(warmup): | |
cache_flush() | |
fn(**kwargs) | |
end_time = 0 | |
for _ in range(bench_iters): | |
cache_flush() | |
start_time = time.time() | |
fn(**kwargs) | |
end_time += (time.time() - start_time) | |
print(f"{fn.__name__} time: {end_time:.4f} seconds") | |
bench(_single_tensor_adagrad, kwargs_a) | |
bench(_fused_adagrad, kwargs_b) |
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