[qwen3-235b] MoE(TN&NN) configs for nmz TP=8

[qwen3-480b] MoE(TN) configs for nmz TP=8
[opt] 优化deepep相关代码
[fix] 修复deepseek moe模型的awq量化推理bug和精度问题, 修复awq模型的VLLM_USE_LIGHTOP_MOE_SUM_MUL_ADD设置位置, update_state,优化性能，去除冗余操作
pcie 解决custom cudagraph模式需要拷贝的问题，需要配合dtk进行使用
[feat] Switch default w8a8 gemm impl to blaslt. Support w8a8-fp8 GEMM backend.MoE 路由抓取：新增 router_capture 工具链与 envs 统一配置
[envs] set VLLM_CUSTOM_CACHE=1、VLLM_USE_FUSED_RMS_ROPE=1、VLLM_USE_FUSED_FILL_RMS_CAT=1、VLLM_USE_FLASH_ATTN_FP8=1、VLLM_USE_FLASH_MLA_FP8=1、update VLLM_USE_TOPK_RENORM

vllm/model_executor/models/falcon.py

@@ -58,6 +58,7 @@ from .utils import (AutoWeightsLoader, is_pp_missing_parameter,
 
 from vllm import _custom_ops as ops
 from vllm.model_executor.utils import pad_weight, gemm_bank_conf
+import vllm.envs as envs
 
 FalconConfig = Union[HF_FalconConfig, RWConfig]
 
@@ -393,7 +394,7 @@ class FalconModel(nn.Module):
         self.use_gemm_pad = os.environ.get('GEMM_PAD') == '1'
         self.use_fa_pad = os.environ.get('FA_PAD') == '1'
         self.use_awq_pad = os.environ.get('AWQ_PAD') == '1'
-        self.w8a8_strategy=int(os.getenv('W8A8_SUPPORT_METHODS', '1'))
+        self.w8a8_strategy = envs.VLLM_W8A8_BACKEND
 
     def get_input_embeddings(self, input_ids: torch.Tensor) -> torch.Tensor:
         return self.word_embeddings(input_ids)

vllm/model_executor/models/glm4.py

@@ -31,6 +31,7 @@ from typing import Optional, Union
 import torch
 from torch import nn
 from transformers import Glm4Config
+import vllm.envs as envs
 
 
 class MultiModalConfigProxy:
@@ -332,7 +333,7 @@ class Glm4ForCausalLM(nn.Module, SupportsLoRA, SupportsPP):
         self.use_gemm_pad = os.environ.get('GEMM_PAD') == '1'
         self.use_fa_pad = os.environ.get('FA_PAD') == '1'
         self.use_awq_pad = os.environ.get('AWQ_PAD') == '1'
-        self.w8a8_strategy=int(os.getenv('W8A8_SUPPORT_METHODS', '1'))
+        self.w8a8_strategy = envs.VLLM_W8A8_BACKEND
 
     def get_input_embeddings(self, input_ids: torch.Tensor) -> torch.Tensor:
         return self.model.get_input_embeddings(input_ids)

vllm/model_executor/models/qwen3_moe.py

@@ -38,6 +38,19 @@ from vllm.distributed import get_pp_group, get_tensor_model_parallel_world_size
 from vllm.logger import init_logger
 from vllm.model_executor.layers.activation import SiluAndMul
 from vllm.model_executor.layers.fused_moe import FusedMoE
+try:
+    from vllm.model_executor.layers.fused_moe.router_capture import (
+        maybe_record_router_logits,
+    )
+except ImportError:
+
+    def maybe_record_router_logits(
+        *,
+        layer_name: str,
+        router_logits: torch.Tensor,
+        top_k: int,
+    ) -> None:
+        return None
 from vllm.model_executor.layers.layernorm import RMSNorm
 from vllm.model_executor.layers.linear import (MergedColumnParallelLinear,
                                                QKVParallelLinear,
@@ -111,6 +124,8 @@ class Qwen3MoeSparseMoeBlock(nn.Module):
     ):
         super().__init__()
         self.tp_size = get_tensor_model_parallel_world_size()
+        self._router_top_k = int(config.num_experts_per_tok)
+        self._router_capture_layer_name = prefix
 
         if self.tp_size > config.num_experts:
             raise ValueError(
@@ -140,6 +155,14 @@ class Qwen3MoeSparseMoeBlock(nn.Module):
 
         # router_logits: (num_tokens, n_experts)
         router_logits, _ = self.gate(hidden_states)
+        if not (hasattr(torch, "_dynamo") and torch._dynamo.is_compiling()):
+            capture_enabled = envs.VLLM_MOE_ROUTER_CAPTURE
+            if capture_enabled:
+                maybe_record_router_logits(
+                    layer_name=self._router_capture_layer_name,
+                    router_logits=router_logits,
+                    top_k=self._router_top_k,
+                )
         final_hidden_states = self.experts(hidden_states=hidden_states,
                                            router_logits=router_logits)
 
@@ -453,7 +476,7 @@ class Qwen3MoeModel(nn.Module):
         self.use_gemm_pad = os.environ.get('GEMM_PAD') == '1'
         self.use_fa_pad = os.environ.get('FA_PAD') == '1'
         self.use_awq_pad = os.environ.get('AWQ_PAD') == '1'
-        self.w8a8_strategy=int(os.getenv('W8A8_SUPPORT_METHODS', '1'))
+        self.w8a8_strategy = envs.VLLM_W8A8_BACKEND
 
     def get_input_embeddings(self, input_ids: torch.Tensor) -> torch.Tensor:
         return self.embed_tokens(input_ids)

vllm/model_executor/models/telechat2.py

@@ -37,6 +37,7 @@ from .utils import (AutoWeightsLoader, PPMissingLayer, WeightsMapper,
 from vllm.utils import W8a8GetCacheJSON
 from vllm import _custom_ops as ops
 from vllm.model_executor.utils import pad_weight, gemm_bank_conf
+import vllm.envs as envs
 
 
 class TeleChat2Model(LlamaModel):
@@ -66,7 +67,7 @@ class TeleChat2Model(LlamaModel):
         self.use_gemm_pad = os.environ.get('GEMM_PAD') == '1'
         self.use_fa_pad = os.environ.get('FA_PAD') == '1'
         self.use_awq_pad = os.environ.get('AWQ_PAD') == '1'
-        self.w8a8_strategy=int(os.getenv('W8A8_SUPPORT_METHODS', '1'))
+        self.w8a8_strategy = envs.VLLM_W8A8_BACKEND
 
     def load_weights(self, weights: Iterable[tuple[str,
                                                    torch.Tensor]]) -> set[str]:

vllm/v1/spec_decode/eagle.py

@@ -96,6 +96,10 @@ class EagleProposer:
         self.enable_dp_attention = vllm_config.parallel_config.enable_dp_attention
         self.attn_tp_size = vllm_config.parallel_config.tensor_parallel_size
         
+        self.ep_sp = False
+        if self.enable_expert_parallel and self.dp_size > 1 and self.attn_tp_size > 1:
+            self.ep_sp = True
+
     def propose(
         self,
         # [num_tokens]
@@ -194,8 +198,8 @@ class EagleProposer:
         if self.enable_dp_attention:
             num_input_tokens = round_up(num_input_tokens, self.attn_tp_size)
 
-        num_pad, num_tokens_across_dp = self.get_dp_padding(num_input_tokens)
-        num_input_tokens += num_pad
+        # num_pad, num_tokens_across_dp = self.get_dp_padding(num_input_tokens)
+        # num_input_tokens += num_pad
         # copy inputs to buffer for cudagraph
         self.positions[:num_tokens] = target_positions
         self.hidden_states[:num_tokens] = target_hidden_states
@@ -543,8 +547,7 @@ class EagleProposer:
         # TODO(tms) : There are many cases where padding is enabled for
         # prefills, causing unnecessary and excessive padding of activations.
 
-        if not self.enable_dp_attention and not envs.VLLM_ALL2ALL_BACKEND == "deepep_auto":
-            if dp_size == 1 or self.vllm_config.model_config.enforce_eager or envs.VLLM_ALL2ALL_BACKEND != 'naive':
+        if dp_size == 1 or self.vllm_config.model_config.enforce_eager:
             # Early exit.
             return 0, None
 
@@ -569,6 +572,7 @@ class EagleProposer:
         self,
         num_tokens: int,
         attn_metadata: Optional[dict[str, Any]] = None,
+        num_tokens_across_dp: Optional[torch.Tensor] = None,
     ) -> None:
         if attn_metadata is not None and self.attn_metadata_cudagraph is None:
             self.attn_metadata_cudagraph = attn_metadata[
@@ -576,12 +580,13 @@ class EagleProposer:
         
         # Padding for DP
         num_input_tokens = num_tokens
-        num_pad, _ = self.get_dp_padding(num_tokens)
-        num_input_tokens += num_pad
+        # num_pad, _ = self.get_dp_padding(num_tokens)
+        # num_input_tokens += num_pad
         
         with set_forward_context(attn_metadata,
                                  self.vllm_config,
-                                 num_tokens=num_tokens):
+                                 num_tokens=num_tokens,
+                                 num_tokens_across_dp=num_tokens_across_dp):
             self.model(
                 self.input_ids[:num_input_tokens],
                 self.positions[:num_input_tokens],
@@ -590,10 +595,13 @@ class EagleProposer:
 
         if self.dp_size > 1 and (self.enable_expert_parallel or self.enable_dp_attention) and self.num_speculative_tokens > 1:
             num_tokens = 1
+            
+            if self.enable_dp_attention or self.ep_sp:
+                num_tokens = round_up(num_tokens, self.attn_tp_size)
+
             # dp attention need all dp rank process same number tokens
             if self.enable_dp_attention:
-                num_tokens = round_up(num_tokens, self.attn_tp_size)
-                num_pad, _ = self.get_dp_padding(num_tokens)
+                num_pad, num_tokens_across_dp = self.get_dp_padding(num_tokens)
                 num_tokens += num_pad
 
             if not get_warming_up():
@@ -621,19 +629,20 @@ class EagleProposer:
                             attn_metadata_cudagraph.num_actual_tokens = num_tokens
                             attn_metadata_cudagraph.num_decodes = num_tokens
                             attn_metadata_cudagraph.num_decode_tokens = num_tokens
-                            self.attn_metadata_cudagraph.slot_mapping[:num_tokens] = (
+                            attn_metadata_cudagraph.slot_mapping[:num_tokens] = (
                                 attn_metadata.slot_mapping)
 
                             attn_metadata_cudagraph.decode.seq_lens[:num_tokens] = (
                                     attn_metadata.decode.seq_lens)
-                            self.attn_metadata_cudagraph.query_start_loc[:num_tokens + 1] = (
+                            attn_metadata_cudagraph.query_start_loc[:num_tokens + 1] = (
                                 attn_metadata.query_start_loc)
-                            self.attn_metadata_cudagraph.decode.block_table[:num_tokens] = (
+                            attn_metadata_cudagraph.decode.block_table[:num_tokens] = (
                                 attn_metadata.decode.block_table)
                                 
                     with set_forward_context(attn_metadata,
                                     self.vllm_config,
-                                    num_tokens=num_tokens):
+                                    num_tokens=num_tokens,
+                                    num_tokens_across_dp=num_tokens_across_dp):
                         self.model(
                             self.input_ids[:num_tokens],
                             self.positions[:num_tokens],

vllm/v1/worker/gpu_model_runner.py

@@ -515,7 +515,9 @@ class GPUModelRunnerBase(LoRAModelRunnerMixin):
                 # Add the sampled token(s) from the previous step (if any).
                 # This doesn't include "unverified" tokens like spec tokens.
                 num_new_tokens = len(new_token_ids)
-                if num_new_tokens > 0:
+                if num_new_tokens == 1:
+                    req_state.output_token_ids.append(new_token_ids[-1])
+                elif num_new_tokens > 0:
                     req_state.output_token_ids.extend(
                         new_token_ids)
             if len(spec_token_ids) > 0:
@@ -537,11 +539,6 @@ class GPUModelRunnerBase(LoRAModelRunnerMixin):
                 # The request is not in the persistent batch.
                 # The request was either preempted and resumed later, or was not
                 # scheduled in the previous step and needs to be added again.
-                if not is_last_rank:
-                    req_state = self.requests[req_id]
-                    self.input_batch.add_request(req_state)
-                    req_index = self.input_batch.req_id_to_index.get(req_id)
-                else:
                 req_ids_to_add.append(req_id)
                 continue
 
@@ -2257,7 +2254,8 @@ class GPUModelRunnerBase(LoRAModelRunnerMixin):
             if self.speculative_config and self.speculative_config.use_eagle() and not is_profile:
                 #assert isinstance(self.drafter, EagleProposer)
                 if hasattr(self, 'drafter') and isinstance(self.drafter, EagleProposer):
-                    self.drafter.dummy_run(num_tokens, attn_metadata)
+                    self.drafter.dummy_run(num_tokens, attn_metadata,
+                                           num_tokens_across_dp=num_tokens_across_dp)
 
         # This is necessary to avoid blocking DP.
         # For dummy runs, we typically skip EPLB since we don't have any real

vllm/zero_overhead/v1/eagle.py

@@ -115,8 +115,8 @@ class V1ZeroEagleProposer(EagleProposer):
         if self.enable_dp_attention:
             num_input_tokens = round_up(num_input_tokens, self.attn_tp_size)
 
-        num_pad, num_tokens_across_dp = self.get_dp_padding(num_input_tokens)
-        num_input_tokens += num_pad
+        # num_pad, num_tokens_across_dp = self.get_dp_padding(num_input_tokens)
+        # num_input_tokens += num_pad
 
         # copy inputs to buffer for cudagraph
         self.positions[:num_tokens] = target_positions