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Unverified Commit 0ae1e9a7 authored by Xiaoyu Zhang's avatar Xiaoyu Zhang Committed by GitHub
Browse files

refine fused_moe benchmark (#7221)

parent e07d0647
import argparse
import itertools
import pandas as pd
import torch
import triton
from sglang.srt.layers.moe.ep_moe.kernels import pre_reorder_triton_kernel
def benchmark_pre_reorder(batch_size, topk, model_config):
hidden_size = model_config["hidden_size"]
block_size = model_config["block_size"]
expert_range = model_config["expert_range"]
input_ptr = torch.randn(batch_size, hidden_size, dtype=torch.float16, device="cuda")
gateup_input_ptr = torch.zeros(
batch_size * topk, hidden_size, dtype=torch.float16, device="cuda"
)
src2dst_ptr = torch.randint(
0, batch_size * topk, (batch_size, topk), dtype=torch.int32, device="cuda"
)
topk_ids_ptr = torch.randint(
expert_range[0],
expert_range[1] + 1,
(batch_size, topk),
dtype=torch.int32,
device="cuda",
)
a1_scales_ptr = torch.rand(
expert_range[1] - expert_range[0] + 1, dtype=torch.float32, device="cuda"
)
input_ptr = input_ptr.view(-1)
gateup_input_ptr = gateup_input_ptr.view(-1)
src2dst_ptr = src2dst_ptr.view(-1)
topk_ids_ptr = topk_ids_ptr.view(-1)
def run_kernel():
pre_reorder_triton_kernel[(batch_size,)](
input_ptr,
gateup_input_ptr,
src2dst_ptr,
topk_ids_ptr,
a1_scales_ptr,
expert_range[0],
expert_range[1],
topk,
hidden_size,
block_size,
use_per_token_if_dynamic=True,
)
for _ in range(10):
run_kernel()
torch.cuda.synchronize()
ms, _, _ = triton.testing.do_bench(run_kernel, quantiles=[0.5, 0.2, 0.8])
return ms
def main():
parser = argparse.ArgumentParser()
parser.add_argument("--hidden-size", type=int, required=True)
parser.add_argument("--block-size", type=int, default=512)
args = parser.parse_args()
model_config = {
"hidden_size": args.hidden_size,
"block_size": args.block_size,
"expert_range": (0, 255),
}
batch_sizes = [64, 128, 256, 512, 640, 768, 1024]
topks = [2, 4, 8]
configs = list(itertools.product(batch_sizes, topks))
# Prepare results dict: keys = topk, each row is indexed by batch_size
results_dict = {topk: {} for topk in topks}
for batch_size, topk in configs:
ms = benchmark_pre_reorder(batch_size, topk, model_config)
results_dict[topk][batch_size] = ms
# Build dataframe
df = pd.DataFrame(
{
"batch_size": batch_sizes,
**{
f"TopK={topk}": [results_dict[topk].get(bs, None) for bs in batch_sizes]
for topk in topks
},
}
)
print("\npre-reorder-performance:")
print(df.to_string(index=False, float_format="%.6f"))
if __name__ == "__main__":
main()
......@@ -37,11 +37,15 @@ def get_model_config(model_name: str, tp_size: int):
intermediate_size = config.moe_intermediate_size
shard_intermediate_size = 2 * intermediate_size // tp_size
elif config.architectures[0] in ["DeepseekV2ForCausalLM", "DeepseekV3ForCausalLM"]:
E = config.n_routed_experts
topk = config.num_experts_per_tok
intermediate_size = config.moe_intermediate_size
shard_intermediate_size = 2 * intermediate_size // tp_size
elif config.architectures[0] == "Llama4ForConditionalGeneration":
E = config.text_config.num_local_experts
topk = config.text_config.num_experts_per_tok
intermediate_size = config.text_config.intermediate_size
shard_intermediate_size = 2 * intermediate_size // tp_size
elif config.architectures[0] in [
"Grok1ForCausalLM",
"Grok1ImgGen",
......
......@@ -51,6 +51,11 @@ def get_model_config(model_name: str, tp_size: int):
topk = config.num_experts_per_tok
intermediate_size = config.moe_intermediate_size
shard_intermediate_size = 2 * intermediate_size // tp_size
elif config.architectures[0] == "Llama4ForConditionalGeneration":
E = config.text_config.num_local_experts
topk = config.text_config.num_experts_per_tok
intermediate_size = config.text_config.intermediate_size
shard_intermediate_size = 2 * intermediate_size // tp_size
elif config.architectures[0] in [
"Grok1ForCausalLM",
"Grok1ImgGen",
......
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