Files
sglang/benchmark/kernels/fused_moe_triton/common_utils.py
2026-02-10 00:27:59 +08:00

270 lines
8.4 KiB
Python

import json
from typing import Dict, List, TypedDict
import torch
from sglang.srt.layers.moe.fused_moe_triton.fused_moe import get_config_dtype_str
from sglang.srt.layers.moe.fused_moe_triton.fused_moe_triton_config import (
get_config_file_name,
)
from sglang.srt.utils import is_hip
from sglang.srt.utils.hf_transformers_utils import get_config
class BenchmarkConfig(TypedDict):
BLOCK_SIZE_M: int
BLOCK_SIZE_N: int
BLOCK_SIZE_K: int
GROUP_SIZE_M: int
num_warps: int
num_stages: int
def calculate_shard_intermediate_size(
intermediate_size: int, tp_size: int, ep_size: int = 1
) -> int:
assert tp_size % ep_size == 0
moe_tp_size = tp_size // ep_size
assert intermediate_size % moe_tp_size == 0
return 2 * intermediate_size // moe_tp_size
def get_model_config(
model_name: str,
tp_size: int,
ep_size: int = 1,
disable_shared_experts_fusion: bool = False,
topk_ids_dir: str = None,
) -> Dict:
config = get_config(model_name, trust_remote_code=True)
block_shape = None
if (
hasattr(config, "quantization_config")
and "weight_block_size" in config.quantization_config
):
block_shape = config.quantization_config["weight_block_size"]
assert len(block_shape) == 2
architecture = config.architectures[0]
# Replace config with text_config for encoder-decoder models after getting block_shape and architecture
if hasattr(config, "text_config"):
config = config.get_text_config()
hidden_size = config.hidden_size
if architecture == "DbrxForCausalLM":
E = config.ffn_config.moe_num_experts // ep_size
topk = config.ffn_config.moe_top_k
intermediate_size = config.ffn_config.ffn_hidden_size
elif architecture == "JambaForCausalLM":
E = config.num_experts // ep_size
topk = config.num_experts_per_tok
intermediate_size = config.intermediate_size
elif architecture in [
"Qwen2MoeForCausalLM",
"Qwen3MoeForCausalLM",
"Qwen3NextForCausalLM",
"Qwen3VLMoeForConditionalGeneration",
"Qwen3_5MoeForConditionalGeneration",
]:
E = config.num_experts // ep_size
topk = config.num_experts_per_tok
intermediate_size = config.moe_intermediate_size
elif architecture in [
"DeepseekV2ForCausalLM",
"DeepseekV3ForCausalLM",
"Glm4MoeForCausalLM",
"MistralLarge3ForCausalLM",
]:
E = (config.n_routed_experts // ep_size) + (
0
if disable_shared_experts_fusion
or architecture
not in [
"DeepseekV3ForCausalLM",
"Glm4MoeForCausalLM",
"MistralLarge3ForCausalLM",
]
else 1
)
topk = config.num_experts_per_tok + (
0 if disable_shared_experts_fusion or topk_ids_dir is None else 1
)
intermediate_size = config.moe_intermediate_size
elif architecture == "Llama4ForConditionalGeneration":
E = config.num_local_experts // ep_size + (
0 if disable_shared_experts_fusion else 1
)
topk = config.num_experts_per_tok + (
0 if disable_shared_experts_fusion or topk_ids_dir is None else 1
)
intermediate_size = config.intermediate_size
elif architecture in [
"Grok1ForCausalLM",
"Grok1ImgGen",
"Grok1AForCausalLM",
]:
E = config.num_local_experts // ep_size
topk = config.num_experts_per_tok
intermediate_size = config.moe_intermediate_size
elif architecture in [
"BailingMoEForCausalLM",
"BailingMoeForCausalLM",
"BailingMoeV2ForCausalLM",
]:
E = config.num_experts // ep_size
topk = config.num_experts_per_tok
intermediate_size = config.moe_intermediate_size
elif architecture == "NemotronHForCausalLM":
E = config.n_routed_experts // ep_size
topk = config.num_experts_per_tok
intermediate_size = config.moe_intermediate_size
hidden_size = getattr(config, "moe_latent_size", None) or hidden_size
else:
# Default: Mixtral
E = config.num_local_experts // ep_size
topk = config.num_experts_per_tok
intermediate_size = config.intermediate_size
shard_intermediate_size = calculate_shard_intermediate_size(
intermediate_size, tp_size, ep_size
)
return {
"num_experts": E,
"topk": topk,
"hidden_size": hidden_size,
"shard_intermediate_size": shard_intermediate_size,
"dtype": config.torch_dtype,
"block_shape": block_shape,
"architecture": architecture,
}
def get_rocm_configs_compute_bound() -> List[Dict[str, int]]:
configs: List[BenchmarkConfig] = []
waves_per_eu_range = 0
for num_stages in [2]:
for block_m in [32, 64, 128, 256]:
for block_k in [32, 64, 128, 256]:
for block_n in [16, 32, 64, 128, 256]:
for num_warps in [1, 2, 4, 8]:
for group_size in [1, 4, 8, 16, 32]:
configs.append(
{
"BLOCK_SIZE_M": block_m,
"BLOCK_SIZE_N": block_n,
"BLOCK_SIZE_K": block_k,
"GROUP_SIZE_M": group_size,
"num_warps": num_warps,
"num_stages": num_stages,
"waves_per_eu": waves_per_eu_range,
}
)
return configs
def get_configs_compute_bound() -> List[Dict[str, int]]:
configs: List[BenchmarkConfig] = []
if is_hip():
configs = get_rocm_configs_compute_bound()
else:
for num_stages in [2, 3, 4, 5]:
for block_m in [16, 32, 64, 128, 256]:
for block_k in [64, 128, 256]:
for block_n in [32, 64, 128, 256]:
for num_warps in [4, 8]:
for group_size in [1, 16, 32, 64]:
configs.append(
{
"BLOCK_SIZE_M": block_m,
"BLOCK_SIZE_N": block_n,
"BLOCK_SIZE_K": block_k,
"GROUP_SIZE_M": group_size,
"num_warps": num_warps,
"num_stages": num_stages,
}
)
return configs
def sort_config(config: BenchmarkConfig) -> BenchmarkConfig:
return {
"BLOCK_SIZE_M": config["BLOCK_SIZE_M"],
"BLOCK_SIZE_N": config["BLOCK_SIZE_N"],
"BLOCK_SIZE_K": config["BLOCK_SIZE_K"],
"GROUP_SIZE_M": config["GROUP_SIZE_M"],
"num_warps": config["num_warps"],
"num_stages": config["num_stages"],
**(
{"waves_per_eu": config["waves_per_eu"]} if "waves_per_eu" in config else {}
),
**({"USE_TMA": config["USE_TMA"]} if "USE_TMA" in config else {}),
}
def save_configs(
configs: Dict[int, BenchmarkConfig],
filename: str,
) -> None:
print(f"Writing best config to {filename}...")
with open(filename, "w") as f:
json.dump(configs, f, indent=4)
f.write("\n")
def get_config_filename(
num_experts: int,
shard_intermediate_size: int,
hidden_size: int,
topk: int,
dtype: torch.dtype,
use_fp8_w8a8: bool,
use_int8_w8a8: bool,
use_int8_w8a16: bool,
per_channel_quant: bool,
block_shape: List[int],
) -> str:
dtype_str = get_config_dtype_str(
dtype,
use_int8_w8a16=use_int8_w8a16,
use_fp8_w8a8=use_fp8_w8a8,
use_int8_w8a8=use_int8_w8a8,
)
# NOTE(woosuk): The current naming convention uses w2.shape[2], which
# is the intermediate size after silu_and_mul.
filename = get_config_file_name(
num_experts,
shard_intermediate_size // 2,
dtype_str,
block_shape,
per_channel_quant,
)
return filename
def get_default_batch_sizes() -> List[int]:
return [
1,
2,
4,
8,
16,
24,
32,
48,
64,
96,
128,
256,
512,
1024,
1536,
2048,
3072,
4096,
]