[Misc] Enhance attention selector (#4751)

tests/worker/test_model_runner.py

@@ -307,7 +307,6 @@ def test_hybrid_batches(batch_size, enforce_eager, distributed_init):
 
     assert len(attn_metadata.slot_mapping) == len(input_tokens)
     assert len(input_positions) == len(input_tokens)
-    assert attn_metadata.kv_cache_dtype == "auto"
     assert attn_metadata.num_prefills == prefill_batch_size
     if enforce_eager:
         assert attn_metadata.num_decode_tokens == decode_batch_size

vllm/attention/__init__.py

@@ -5,9 +5,9 @@ from vllm.attention.layer import Attention
 from vllm.attention.selector import get_attn_backend
 
 __all__ = [
+    "Attention",
     "AttentionBackend",
     "AttentionMetadata",
-    "Attention",
-    "get_attn_backend",
     "AttentionMetadataPerStage",
+    "get_attn_backend",
 ]

vllm/attention/backends/abstract.py

@@ -94,8 +94,6 @@ class AttentionMetadata(Generic[T]):
     # is 16, the three tokens are stored in the 3rd slot in block 2, 2nd slot
     # in block 0, and 1st slot in block 1, respectively.
     slot_mapping: torch.Tensor
-    # The kv cache's data type.
-    kv_cache_dtype: str
 
     def __post_init__(self):
         if self.num_prefill_tokens > 0:
@@ -116,6 +114,7 @@ class AttentionImpl(ABC):
         num_kv_heads: Optional[int] = None,
         alibi_slopes: Optional[List[float]] = None,
         sliding_window: Optional[int] = None,
+        kv_cache_dtype: str = "auto",
     ) -> None:
         raise NotImplementedError
 
@@ -127,6 +126,6 @@ class AttentionImpl(ABC):
         value: torch.Tensor,
         kv_cache: torch.Tensor,
         attn_metadata: AttentionMetadata,
-        kv_scale: float,
+        kv_scale: float = 1.0,
     ) -> torch.Tensor:
         raise NotImplementedError

vllm/attention/backends/flash_attn.py

@@ -140,16 +140,18 @@ class FlashAttentionImpl(AttentionImpl):
         num_kv_heads: Optional[int] = None,
         alibi_slopes: Optional[List[float]] = None,
         sliding_window: Optional[int] = None,
+        kv_cache_dtype: str = "auto",
     ) -> None:
         self.num_heads = num_heads
         self.head_size = head_size
         self.scale = float(scale)
         self.num_kv_heads = num_heads if num_kv_heads is None else num_kv_heads
-        self.sliding_window = ((sliding_window, sliding_window)
-                               if sliding_window is not None else (-1, -1))
         if alibi_slopes is not None:
             alibi_slopes = torch.tensor(alibi_slopes, dtype=torch.float32)
         self.alibi_slopes = alibi_slopes
+        self.sliding_window = ((sliding_window, sliding_window)
+                               if sliding_window is not None else (-1, -1))
+        self.kv_cache_dtype = kv_cache_dtype
 
         assert self.num_heads % self.num_kv_heads == 0
         self.num_queries_per_kv = self.num_heads // self.num_kv_heads
@@ -167,7 +169,7 @@ class FlashAttentionImpl(AttentionImpl):
         value: torch.Tensor,
         kv_cache: torch.Tensor,
         attn_metadata: AttentionMetadata[FlashAttentionMetadata],
-        kv_scale: float,
+        kv_scale: float = 1.0,
     ) -> torch.Tensor:
         """Forward pass with FlashAttention and PagedAttention.
 
@@ -196,8 +198,7 @@ class FlashAttentionImpl(AttentionImpl):
             PagedAttention.write_to_paged_cache(key, value, key_cache,
                                                 value_cache,
                                                 attn_metadata.slot_mapping,
-                                                attn_metadata.kv_cache_dtype,
-                                                kv_scale)
+                                                self.kv_cache_dtype, kv_scale)
 
         num_prefill_tokens = attn_metadata.num_prefill_tokens
         num_decode_tokens = attn_metadata.num_decode_tokens
@@ -264,7 +265,7 @@ class FlashAttentionImpl(AttentionImpl):
                 decode_meta.block_tables,
                 decode_meta.seq_lens_tensor,
                 decode_meta.max_seq_len,
-                attn_metadata.kv_cache_dtype,
+                self.kv_cache_dtype,
                 self.num_kv_heads,
                 self.scale,
                 self.alibi_slopes,

vllm/attention/backends/flashinfer.py

@@ -149,20 +149,33 @@ class FlashInferImpl(AttentionImpl):
         num_kv_heads: Optional[int] = None,
         alibi_slopes: Optional[List[float]] = None,
         sliding_window: Optional[int] = None,
+        kv_cache_dtype: str = "auto",
     ) -> None:
+        self.num_heads = num_heads
+        self.head_size = head_size
+        self.scale = float(scale)
+        self.num_kv_heads = num_heads if num_kv_heads is None else num_kv_heads
+        if alibi_slopes is not None:
+            alibi_slopes = torch.tensor(alibi_slopes, dtype=torch.float32)
+        self.alibi_slopes = alibi_slopes
         if sliding_window is not None:
             raise ValueError("Sliding window is not supported in FlashInfer.")
         self.sliding_window = (-1, -1)
-        self.alibi_slopes = alibi_slopes
-        self.scale = scale
-        self.num_heads = num_heads
-        self.head_size = head_size
-        self.num_kv_heads = num_heads if num_kv_heads is None else num_kv_heads
+        self.kv_cache_dtype = kv_cache_dtype
 
-    def forward(self, query: torch.Tensor, key: torch.Tensor,
-                value: torch.Tensor, kv_cache: Optional[torch.Tensor],
-                attn_metadata: AttentionMetadata[FlashInferMetadata],
-                kv_scale: float):
+        assert self.num_heads % self.num_kv_heads == 0
+        self.num_queries_per_kv = self.num_heads // self.num_kv_heads
+
+    def forward(
+        self,
+        query: torch.Tensor,
+        key: torch.Tensor,
+        value: torch.Tensor,
+        kv_cache: Optional[torch.Tensor],
+        attn_metadata: AttentionMetadata[FlashInferMetadata],
+        kv_scale: float = 1.0,
+    ) -> torch.Tensor:
+        assert kv_scale == 1.0
         num_tokens, hidden_size = query.shape
         query = query.view(-1, self.num_heads, self.head_size)
         key = key.view(-1, self.num_kv_heads, self.head_size)
@@ -183,7 +196,7 @@ class FlashInferImpl(AttentionImpl):
                 kv_cache[:, 0],
                 kv_cache[:, 1],
                 attn_metadata.slot_mapping.flatten(),
-                attn_metadata.kv_cache_dtype,
+                self.kv_cache_dtype,
             )
 
         if prefill_meta := attn_metadata.prefill_metadata:

vllm/attention/backends/rocm_flash_attn.py

@@ -138,25 +138,27 @@ class ROCmFlashAttentionImpl(AttentionImpl):
         num_kv_heads: Optional[int] = None,
         alibi_slopes: Optional[List[float]] = None,
         sliding_window: Optional[int] = None,
+        kv_cache_dtype: str = "auto",
     ) -> None:
         self.num_heads = num_heads
         self.head_size = head_size
         self.scale = float(scale)
         self.num_kv_heads = num_heads if num_kv_heads is None else num_kv_heads
-        self.sliding_window = ((sliding_window, sliding_window)
-                               if sliding_window is not None else (-1, -1))
         if alibi_slopes is not None:
             alibi_slopes = torch.tensor(alibi_slopes, dtype=torch.float32)
         self.alibi_slopes = alibi_slopes
+        self.sliding_window = ((sliding_window, sliding_window)
+                               if sliding_window is not None else (-1, -1))
+        self.kv_cache_dtype = kv_cache_dtype
 
         assert self.num_heads % self.num_kv_heads == 0
         self.num_queries_per_kv = self.num_heads // self.num_kv_heads
 
-        suppored_head_sizes = PagedAttention.get_supported_head_sizes()
-        if head_size not in suppored_head_sizes:
+        supported_head_sizes = PagedAttention.get_supported_head_sizes()
+        if head_size not in supported_head_sizes:
             raise ValueError(
                 f"Head size {head_size} is not supported by PagedAttention. "
-                f"Supported head sizes are: {suppored_head_sizes}.")
+                f"Supported head sizes are: {supported_head_sizes}.")
 
         self.use_naive_attn = False
         # NOTE: Allow for switching between Triton and CK. Defaulting to triton.
@@ -229,7 +231,7 @@ class ROCmFlashAttentionImpl(AttentionImpl):
                 key_cache,
                 value_cache,
                 attn_metadata.slot_mapping,
-                attn_metadata.kv_cache_dtype,
+                self.kv_cache_dtype,
                 kv_scale,
             )
 
@@ -323,7 +325,7 @@ class ROCmFlashAttentionImpl(AttentionImpl):
                 decode_meta.block_tables,
                 decode_meta.seq_lens_tensor,
                 decode_meta.max_seq_len,
-                attn_metadata.kv_cache_dtype,
+                self.kv_cache_dtype,
                 self.num_kv_heads,
                 self.scale,
                 self.alibi_slopes,

vllm/attention/backends/torch_sdpa.py

@@ -83,26 +83,32 @@ class TorchSDPABackendImpl(AttentionImpl):
         num_kv_heads: Optional[int] = None,
         alibi_slopes: Optional[List[float]] = None,
         sliding_window: Optional[int] = None,
+        kv_cache_dtype: str = "auto",
     ) -> None:
         self.num_heads = num_heads
         self.head_size = head_size
         self.scale = float(scale)
         self.num_kv_heads = num_heads if num_kv_heads is None else num_kv_heads
-        self.sliding_window = sliding_window
         if alibi_slopes is not None:
-            assert len(alibi_slopes) == num_heads
             alibi_slopes = torch.tensor(alibi_slopes, dtype=torch.float32)
         self.alibi_slopes = alibi_slopes
-        self.need_mask = (self.alibi_slopes is not None
-                          or self.sliding_window is not None)
+        self.sliding_window = sliding_window
+        self.kv_cache_dtype = kv_cache_dtype
 
         assert self.num_heads % self.num_kv_heads == 0
         self.num_queries_per_kv = self.num_heads // self.num_kv_heads
-        suppored_head_sizes = PagedAttention.get_supported_head_sizes()
-        if head_size not in suppored_head_sizes:
+        self.need_mask = (self.alibi_slopes is not None
+                          or self.sliding_window is not None)
+
+        supported_head_sizes = PagedAttention.get_supported_head_sizes()
+        if head_size not in supported_head_sizes:
             raise ValueError(
                 f"Head size {head_size} is not supported by PagedAttention. "
-                f"Supported head sizes are: {suppored_head_sizes}.")
+                f"Supported head sizes are: {supported_head_sizes}.")
+        if kv_cache_dtype != "auto":
+            raise NotImplementedError(
+                "Torch SDPA backend does not support FP8 KV cache. "
+                "Please use xFormers backend instead.")
 
     def forward(
         self,
@@ -111,7 +117,7 @@ class TorchSDPABackendImpl(AttentionImpl):
         value: torch.Tensor,
         kv_cache: Optional[torch.Tensor],
         attn_metadata: TorchSDPAMetadata,  # type: ignore
-        kv_scale: float,
+        kv_scale: float = 1.0,
     ) -> torch.Tensor:
         """Forward pass with torch SDPA and PagedAttention.
 
@@ -124,6 +130,7 @@ class TorchSDPABackendImpl(AttentionImpl):
         Returns:
             shape = [num_tokens, num_heads * head_size]
         """
+        assert kv_scale == 1.0
         num_tokens, hidden_size = query.shape
         # Reshape the query, key, and value tensors.
         query = query.view(-1, self.num_heads, self.head_size)
@@ -136,8 +143,7 @@ class TorchSDPABackendImpl(AttentionImpl):
             PagedAttention.write_to_paged_cache(key, value, key_cache,
                                                 value_cache,
                                                 attn_metadata.slot_mapping,
-                                                attn_metadata.kv_cache_dtype,
-                                                kv_scale)
+                                                self.kv_cache_dtype, kv_scale)
 
         if attn_metadata.is_prompt:
             assert attn_metadata.seq_lens is not None
@@ -195,7 +201,7 @@ class TorchSDPABackendImpl(AttentionImpl):
                 attn_metadata.block_tables,
                 attn_metadata.seq_lens_tensor,
                 attn_metadata.max_seq_len,
-                attn_metadata.kv_cache_dtype,
+                self.kv_cache_dtype,
                 self.num_kv_heads,
                 self.scale,
                 self.alibi_slopes,

vllm/attention/backends/xformers.py

@@ -149,15 +149,17 @@ class XFormersImpl(AttentionImpl):
         num_kv_heads: Optional[int] = None,
         alibi_slopes: Optional[List[float]] = None,
         sliding_window: Optional[int] = None,
+        kv_cache_dtype: str = "auto",
     ) -> None:
         self.num_heads = num_heads
         self.head_size = head_size
         self.scale = float(scale)
         self.num_kv_heads = num_heads if num_kv_heads is None else num_kv_heads
-        self.sliding_window = sliding_window
         if alibi_slopes is not None:
             alibi_slopes = torch.tensor(alibi_slopes, dtype=torch.float32)
         self.alibi_slopes = alibi_slopes
+        self.sliding_window = sliding_window
+        self.kv_cache_dtype = kv_cache_dtype
 
         assert self.num_heads % self.num_kv_heads == 0
         self.num_queries_per_kv = self.num_heads // self.num_kv_heads
@@ -175,7 +177,7 @@ class XFormersImpl(AttentionImpl):
         value: torch.Tensor,
         kv_cache: Optional[torch.Tensor],
         attn_metadata: AttentionMetadata[XFormersMetadata],
-        kv_scale: float,
+        kv_scale: float = 1.0,
     ) -> torch.Tensor:
         """Forward pass with xFormers and PagedAttention.
 
@@ -188,7 +190,6 @@ class XFormersImpl(AttentionImpl):
         Returns:
             shape = [num_tokens, num_heads * head_size]
         """
-        num_tokens, hidden_size = query.shape
         query = query.view(-1, self.num_heads, self.head_size)
         key = key.view(-1, self.num_kv_heads, self.head_size)
         value = value.view(-1, self.num_kv_heads, self.head_size)
@@ -203,8 +204,7 @@ class XFormersImpl(AttentionImpl):
             PagedAttention.write_to_paged_cache(key, value, key_cache,
                                                 value_cache,
                                                 attn_metadata.slot_mapping,
-                                                attn_metadata.kv_cache_dtype,
-                                                kv_scale)
+                                                self.kv_cache_dtype, kv_scale)
 
         num_prefill_tokens = attn_metadata.num_prefill_tokens
         num_decode_tokens = attn_metadata.num_decode_tokens
@@ -262,7 +262,7 @@ class XFormersImpl(AttentionImpl):
                 decode_meta.block_tables,
                 decode_meta.seq_lens_tensor,
                 decode_meta.max_seq_len,
-                attn_metadata.kv_cache_dtype,
+                self.kv_cache_dtype,
                 self.num_kv_heads,
                 self.scale,
                 self.alibi_slopes,

vllm/attention/layer.py

@@ -7,6 +7,7 @@ import torch.nn as nn
 from vllm.attention.backends.abstract import (AttentionMetadata,
                                               AttentionMetadataPerStage)
 from vllm.attention.selector import get_attn_backend
+from vllm.config import CacheConfig
 
 
 class Attention(nn.Module):
@@ -29,10 +30,24 @@ class Attention(nn.Module):
         num_kv_heads: Optional[int] = None,
         alibi_slopes: Optional[List[float]] = None,
         sliding_window: Optional[int] = None,
+        cache_config: Optional[CacheConfig] = None,
     ) -> None:
         super().__init__()
-        self.backend = get_attn_backend(torch.get_default_dtype())
-        impl_cls = self.backend.get_impl_cls()
+        if cache_config is not None:
+            kv_cache_dtype = cache_config.cache_dtype
+            block_size = cache_config.block_size
+        else:
+            kv_cache_dtype = "auto"
+            block_size = 16
+        if num_kv_heads is None:
+            num_kv_heads = num_heads
+        # During model initialization, the default dtype is set as the model
+        # weight and activation dtype.
+        dtype = torch.get_default_dtype()
+        attn_backend = get_attn_backend(num_heads, head_size, num_kv_heads,
+                                        sliding_window, dtype, kv_cache_dtype,
+                                        block_size)
+        impl_cls = attn_backend.get_impl_cls()
         self.impl = impl_cls(num_heads, head_size, scale, num_kv_heads,
                              alibi_slopes, sliding_window)
 

vllm/attention/selector.py

@@ -1,6 +1,6 @@
 import enum
 from functools import lru_cache
-from typing import Type
+from typing import Optional, Type
 
 import torch
 
@@ -21,8 +21,18 @@ class _Backend(enum.Enum):
 
 
 @lru_cache(maxsize=None)
-def get_attn_backend(dtype: torch.dtype) -> Type[AttentionBackend]:
-    backend = _which_attn_to_use(dtype)
+def get_attn_backend(
+    num_heads: int,
+    head_size: int,
+    num_kv_heads: int,
+    sliding_window: Optional[int],
+    dtype: torch.dtype,
+    kv_cache_dtype: Optional[str],
+    block_size: int,
+) -> Type[AttentionBackend]:
+    backend = _which_attn_to_use(num_heads, head_size, num_kv_heads,
+                                 sliding_window, dtype, kv_cache_dtype,
+                                 block_size)
     if backend == _Backend.FLASH_ATTN:
         logger.info("Using FlashAttention-2 backend.")
         from vllm.attention.backends.flash_attn import (  # noqa: F401
@@ -44,14 +54,22 @@ def get_attn_backend(dtype: torch.dtype) -> Type[AttentionBackend]:
         return TorchSDPABackend
     elif backend == _Backend.FLASHINFER:
         logger.info("Using Flashinfer backend.")
-        logger.warning("Eager mode is enforced for the Flashinfer backend. ")
+        logger.warning("Eager mode is enforced for the Flashinfer backend.")
         from vllm.attention.backends.flashinfer import FlashInferBackend
         return FlashInferBackend
     else:
         raise ValueError("Invalid attention backend.")
 
 
-def _which_attn_to_use(dtype: torch.dtype) -> _Backend:
+def _which_attn_to_use(
+    num_heads: int,
+    head_size: int,
+    num_kv_heads: int,
+    sliding_window: Optional[int],
+    dtype: torch.dtype,
+    kv_cache_dtype: Optional[str],
+    block_size: int,
+) -> _Backend:
     """Returns which flash attention backend to use."""
     if is_cpu():
         return _Backend.TORCH_SDPA

vllm/model_executor/model_loader/__init__.py

@@ -2,26 +2,29 @@ from typing import Optional
 
 from torch import nn
 
-from vllm.config import (DeviceConfig, LoadConfig, LoRAConfig, ModelConfig,
-                         ParallelConfig, SchedulerConfig, VisionLanguageConfig)
+from vllm.config import (CacheConfig, DeviceConfig, LoadConfig, LoRAConfig,
+                         ModelConfig, ParallelConfig, SchedulerConfig,
+                         VisionLanguageConfig)
 from vllm.model_executor.model_loader.loader import (BaseModelLoader,
                                                      get_model_loader)
 from vllm.model_executor.model_loader.utils import (
     get_architecture_class_name, get_model_architecture)
 
 
-def get_model(
-        *, model_config: ModelConfig, load_config: LoadConfig,
-        device_config: DeviceConfig, parallel_config: ParallelConfig,
-        scheduler_config: SchedulerConfig, lora_config: Optional[LoRAConfig],
-        vision_language_config: Optional[VisionLanguageConfig]) -> nn.Module:
+def get_model(*, model_config: ModelConfig, load_config: LoadConfig,
+              device_config: DeviceConfig, parallel_config: ParallelConfig,
+              scheduler_config: SchedulerConfig,
+              lora_config: Optional[LoRAConfig],
+              vision_language_config: Optional[VisionLanguageConfig],
+              cache_config: CacheConfig) -> nn.Module:
     loader = get_model_loader(load_config)
     return loader.load_model(model_config=model_config,
                              device_config=device_config,
                              lora_config=lora_config,
                              vision_language_config=vision_language_config,
                              parallel_config=parallel_config,
-                             scheduler_config=scheduler_config)
+                             scheduler_config=scheduler_config,
+                             cache_config=cache_config)
 
 
 __all__ = [

vllm/model_executor/model_loader/loader.py

@@ -9,9 +9,9 @@ import huggingface_hub
 import torch
 from torch import nn
 
-from vllm.config import (DeviceConfig, LoadConfig, LoadFormat, LoRAConfig,
-                         ModelConfig, ParallelConfig, SchedulerConfig,
-                         VisionLanguageConfig)
+from vllm.config import (CacheConfig, DeviceConfig, LoadConfig, LoadFormat,
+                         LoRAConfig, ModelConfig, ParallelConfig,
+                         SchedulerConfig, VisionLanguageConfig)
 from vllm.envs import VLLM_USE_MODELSCOPE
 from vllm.logger import init_logger
 from vllm.model_executor.layers.quantization.base_config import (
@@ -77,15 +77,16 @@ def _get_model_initialization_kwargs(
     return extra_kwargs
 
 
-def _initialize_model(
-        model_config: ModelConfig, load_config: LoadConfig,
-        lora_config: Optional[LoRAConfig],
-        vision_language_config: Optional[VisionLanguageConfig]) -> nn.Module:
+def _initialize_model(model_config: ModelConfig, load_config: LoadConfig,
+                      lora_config: Optional[LoRAConfig],
+                      vision_language_config: Optional[VisionLanguageConfig],
+                      cache_config: CacheConfig) -> nn.Module:
     """Initialize a model with the given configurations."""
     model_class = get_model_architecture(model_config)[0]
     quant_config = _get_quantization_config(model_config, load_config)
 
     return model_class(config=model_config.hf_config,
+                       cache_config=cache_config,
                        quant_config=quant_config,
                        **_get_model_initialization_kwargs(
                            model_class, lora_config, vision_language_config))
@@ -103,7 +104,8 @@ class BaseModelLoader(ABC):
                    lora_config: Optional[LoRAConfig],
                    vision_language_config: Optional[VisionLanguageConfig],
                    parallel_config: ParallelConfig,
-                   scheduler_config: SchedulerConfig) -> nn.Module:
+                   scheduler_config: SchedulerConfig,
+                   cache_config: CacheConfig) -> nn.Module:
         """Load a model with the given configurations."""
         ...
 
@@ -216,11 +218,13 @@ class DefaultModelLoader(BaseModelLoader):
                    lora_config: Optional[LoRAConfig],
                    vision_language_config: Optional[VisionLanguageConfig],
                    parallel_config: ParallelConfig,
-                   scheduler_config: SchedulerConfig) -> nn.Module:
+                   scheduler_config: SchedulerConfig,
+                   cache_config: CacheConfig) -> nn.Module:
         with set_default_torch_dtype(model_config.dtype):
             with torch.device(device_config.device):
                 model = _initialize_model(model_config, self.load_config,
-                                          lora_config, vision_language_config)
+                                          lora_config, vision_language_config,
+                                          cache_config)
             model.load_weights(
                 self._get_weights_iterator(model_config.model,
                                            model_config.revision,
@@ -253,11 +257,13 @@ class DummyModelLoader(BaseModelLoader):
                    lora_config: Optional[LoRAConfig],
                    vision_language_config: Optional[VisionLanguageConfig],
                    parallel_config: ParallelConfig,
-                   scheduler_config: SchedulerConfig) -> nn.Module:
+                   scheduler_config: SchedulerConfig,
+                   cache_config: CacheConfig) -> nn.Module:
         with set_default_torch_dtype(model_config.dtype):
             with torch.device(device_config.device):
                 model = _initialize_model(model_config, self.load_config,
-                                          lora_config, vision_language_config)
+                                          lora_config, vision_language_config,
+                                          cache_config)
             # NOTE(woosuk): For accurate performance evaluation, we assign
             # random values to the weights.
             initialize_dummy_weights(model)
@@ -286,9 +292,12 @@ class TensorizerLoader(BaseModelLoader):
         return tensorizer_weights_iterator(tensorizer_args)
 
     def _load_model_unserialized(
-            self, model_config: ModelConfig, device_config: DeviceConfig,
-            lora_config: Optional[LoRAConfig],
-            vision_language_config: Optional[VisionLanguageConfig]
+        self,
+        model_config: ModelConfig,
+        device_config: DeviceConfig,
+        lora_config: Optional[LoRAConfig],
+        vision_language_config: Optional[VisionLanguageConfig],
+        cache_config: CacheConfig,
     ) -> nn.Module:
         """Load an unserialized model with tensorizer.
 
@@ -299,15 +308,19 @@ class TensorizerLoader(BaseModelLoader):
         with set_default_torch_dtype(model_config.dtype):
             with torch.device(device_config.device):
                 model = _initialize_model(model_config, self.load_config,
-                                          lora_config, vision_language_config)
+                                          lora_config, vision_language_config,
+                                          cache_config)
 
             model.load_weights(self._get_weights_iterator())
         return model.eval()
 
     def _load_model_serialized(
-            self, model_config: ModelConfig, device_config: DeviceConfig,
-            lora_config: Optional[LoRAConfig],
-            vision_language_config: Optional[VisionLanguageConfig]
+        self,
+        model_config: ModelConfig,
+        device_config: DeviceConfig,
+        lora_config: Optional[LoRAConfig],
+        vision_language_config: Optional[VisionLanguageConfig],
+        cache_config: CacheConfig,
     ) -> nn.Module:
         """Load a serialized model with tensorizer.
 
@@ -321,6 +334,7 @@ class TensorizerLoader(BaseModelLoader):
                 extra_kwargs = _get_model_initialization_kwargs(
                     model_class, lora_config, vision_language_config)
                 extra_kwargs["quant_config"] = quant_config
+                extra_kwargs["cache_config"] = cache_config
 
                 tensorizer_config = copy.copy(self.tensorizer_config)
                 tensorizer_config.model_class = model_class
@@ -335,16 +349,19 @@ class TensorizerLoader(BaseModelLoader):
                    lora_config: Optional[LoRAConfig],
                    vision_language_config: Optional[VisionLanguageConfig],
                    parallel_config: ParallelConfig,
-                   scheduler_config: SchedulerConfig) -> nn.Module:
+                   scheduler_config: SchedulerConfig,
+                   cache_config: CacheConfig) -> nn.Module:
         self._verify_config(model_config, parallel_config)
 
         if is_vllm_serialized_tensorizer(self.tensorizer_config):
             return self._load_model_serialized(model_config, device_config,
                                                lora_config,
-                                               vision_language_config)
+                                               vision_language_config,
+                                               cache_config)
         return self._load_model_unserialized(model_config, device_config,
                                              lora_config,
-                                             vision_language_config)
+                                             vision_language_config,
+                                             cache_config)
 
 
 def get_model_loader(load_config: LoadConfig) -> BaseModelLoader:

vllm/model_executor/models/arctic.py

@@ -5,6 +5,7 @@ import torch
 from torch import nn
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size,
                               tensor_model_parallel_all_reduce)
@@ -215,6 +216,7 @@ class ArcticAttention(nn.Module):
         self,
         config: ArcticConfig,
         layer_idx: Optional[int] = None,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -265,7 +267,8 @@ class ArcticAttention(nn.Module):
         self.attn = Attention(self.num_heads,
                               self.head_dim,
                               self.scaling,
-                              num_kv_heads=self.num_kv_heads)
+                              num_kv_heads=self.num_kv_heads,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -288,6 +291,7 @@ class ArcticDecoderLayer(nn.Module):
         self,
         config: ArcticConfig,
         layer_idx: int,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -297,6 +301,7 @@ class ArcticDecoderLayer(nn.Module):
         self.use_residual = config.use_residual and is_moe_layer
         self.self_attn = ArcticAttention(config,
                                          layer_idx,
+                                         cache_config,
                                          quant_config=quant_config)
         self.block_sparse_moe = ArcticMoE(
             config,
@@ -356,6 +361,7 @@ class ArcticModel(nn.Module):
     def __init__(
         self,
         config: ArcticConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -366,7 +372,10 @@ class ArcticModel(nn.Module):
             config.hidden_size,
             org_num_embeddings=self.vocab_size)
         self.layers = nn.ModuleList([
-            ArcticDecoderLayer(config, layer_idx, quant_config=quant_config)
+            ArcticDecoderLayer(config,
+                               layer_idx,
+                               cache_config,
+                               quant_config=quant_config)
             for layer_idx in range(config.num_hidden_layers)
         ])
         self._attn_implementation = config._attn_implementation
@@ -392,11 +401,12 @@ class ArcticForCausalLM(nn.Module):
 
     def __init__(self,
                  config: ArcticConfig,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None,
                  **kwargs) -> None:
         super().__init__()
         self.config = config
-        self.model = ArcticModel(config, quant_config)
+        self.model = ArcticModel(config, cache_config, quant_config)
         self.vocab_size = config.vocab_size
         self.lm_head = ParallelLMHead(
             self.vocab_size,

vllm/model_executor/models/baichuan.py

@@ -26,7 +26,7 @@ from torch import nn
 from transformers import PretrainedConfig
 
 from vllm.attention import Attention, AttentionMetadata
-from vllm.config import LoRAConfig
+from vllm.config import CacheConfig, LoRAConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size)
 from vllm.model_executor.layers.activation import SiluAndMul
@@ -111,6 +111,7 @@ class BaiChuanAttention(nn.Module):
         position_embedding: str,
         rope_theta: float = 10000,
         max_position_embeddings: int = 8192,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -162,7 +163,10 @@ class BaiChuanAttention(nn.Module):
                 base=self.rope_theta,
             )
             self.scaling = self.head_dim**-0.5
-            self.attn = Attention(self.num_heads, self.head_dim, self.scaling)
+            self.attn = Attention(self.num_heads,
+                                  self.head_dim,
+                                  self.scaling,
+                                  cache_config=cache_config)
 
     def forward(
         self,
@@ -185,6 +189,7 @@ class BaiChuanDecoderLayer(nn.Module):
     def __init__(self,
                  config: PretrainedConfig,
                  position_embedding: str,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.hidden_size = config.hidden_size
@@ -197,6 +202,7 @@ class BaiChuanDecoderLayer(nn.Module):
             position_embedding=position_embedding,
             rope_theta=rope_theta,
             max_position_embeddings=max_position_embeddings,
+            cache_config=cache_config,
             quant_config=quant_config,
         )
         self.mlp = BaiChuanMLP(
@@ -244,6 +250,7 @@ class BaiChuanModel(nn.Module):
     def __init__(self,
                  config: PretrainedConfig,
                  position_embedding: str,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.config = config
@@ -255,7 +262,8 @@ class BaiChuanModel(nn.Module):
             config.hidden_size,
         )
         self.layers = nn.ModuleList([
-            BaiChuanDecoderLayer(config, position_embedding, quant_config)
+            BaiChuanDecoderLayer(config, position_embedding, cache_config,
+                                 quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
@@ -304,13 +312,15 @@ class BaiChuanBaseForCausalLM(nn.Module):
         self,
         config,
         position_embedding: str,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.model = BaiChuanModel(config, position_embedding, quant_config)
+        self.model = BaiChuanModel(config, position_embedding, cache_config,
+                                   quant_config)
         self.lm_head = ParallelLMHead(config.vocab_size, config.hidden_size)
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()
@@ -389,13 +399,16 @@ class BaichuanForCausalLM(BaiChuanBaseForCausalLM):
     def __init__(
         self,
         config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ):
         if config.hidden_size == 4096:  # baichuan2 7b
-            super().__init__(config, "ROPE", quant_config, lora_config)
+            super().__init__(config, "ROPE", cache_config, quant_config,
+                             lora_config)
         else:  # baichuan 13b, baichuan2 13b
-            super().__init__(config, "ALIBI", quant_config, lora_config)
+            super().__init__(config, "ALIBI", cache_config, quant_config,
+                             lora_config)
 
 
 class BaiChuanForCausalLM(BaiChuanBaseForCausalLM):
@@ -404,7 +417,9 @@ class BaiChuanForCausalLM(BaiChuanBaseForCausalLM):
     def __init__(
         self,
         config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ):
-        super().__init__(config, "ROPE", quant_config, lora_config)
+        super().__init__(config, "ROPE", cache_config, quant_config,
+                         lora_config)

vllm/model_executor/models/bloom.py

@@ -24,6 +24,7 @@ from torch import nn
 from transformers import BloomConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size)
 from vllm.model_executor.layers.activation import get_act_fn
@@ -71,6 +72,7 @@ class BloomAttention(nn.Module):
     def __init__(
         self,
         config: BloomConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -108,7 +110,8 @@ class BloomAttention(nn.Module):
         self.attn = Attention(self.num_heads,
                               self.head_dim,
                               scaling,
-                              alibi_slopes=alibi_slopes)
+                              alibi_slopes=alibi_slopes,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -158,6 +161,7 @@ class BloomBlock(nn.Module):
     def __init__(
         self,
         config: BloomConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -165,7 +169,8 @@ class BloomBlock(nn.Module):
 
         self.input_layernorm = nn.LayerNorm(hidden_size,
                                             eps=config.layer_norm_epsilon)
-        self.self_attention = BloomAttention(config, quant_config)
+        self.self_attention = BloomAttention(config, cache_config,
+                                             quant_config)
         self.post_attention_layernorm = nn.LayerNorm(
             hidden_size, eps=config.layer_norm_epsilon)
         self.mlp = BloomMLP(config, quant_config)
@@ -214,6 +219,7 @@ class BloomModel(nn.Module):
     def __init__(
         self,
         config: BloomConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -229,7 +235,7 @@ class BloomModel(nn.Module):
 
         # Transformer blocks
         self.h = nn.ModuleList([
-            BloomBlock(config, quant_config)
+            BloomBlock(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
 
@@ -262,12 +268,13 @@ class BloomForCausalLM(nn.Module):
     def __init__(
         self,
         config: BloomConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.transformer = BloomModel(config, quant_config)
+        self.transformer = BloomModel(config, cache_config, quant_config)
         self.lm_head_weight = self.transformer.word_embeddings.weight
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/chatglm.py

@@ -9,7 +9,7 @@ from torch import nn
 from torch.nn import LayerNorm
 
 from vllm.attention import Attention, AttentionMetadata
-from vllm.config import LoRAConfig
+from vllm.config import CacheConfig, LoRAConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import SiluAndMul
 from vllm.model_executor.layers.layernorm import RMSNorm
@@ -34,6 +34,7 @@ class GLMAttention(nn.Module):
     def __init__(
         self,
         config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -90,6 +91,7 @@ class GLMAttention(nn.Module):
             self.head_dim,
             self.scaling,
             num_kv_heads=self.num_kv_heads,
+            cache_config=cache_config,
         )
 
     def forward(
@@ -167,6 +169,7 @@ class GLMBlock(nn.Module):
     def __init__(
         self,
         config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -181,7 +184,7 @@ class GLMBlock(nn.Module):
                                                eps=config.layernorm_epsilon)
 
         # Self attention.
-        self.self_attention = GLMAttention(config, quant_config)
+        self.self_attention = GLMAttention(config, cache_config, quant_config)
         self.hidden_dropout = config.hidden_dropout
 
         # Layernorm on the attention output
@@ -237,6 +240,7 @@ class GLMTransformer(nn.Module):
     def __init__(
         self,
         config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -246,8 +250,10 @@ class GLMTransformer(nn.Module):
         self.num_layers = config.num_layers
 
         # Transformer layers.
-        self.layers = nn.ModuleList(
-            [GLMBlock(config, quant_config) for i in range(self.num_layers)])
+        self.layers = nn.ModuleList([
+            GLMBlock(config, cache_config, quant_config)
+            for i in range(self.num_layers)
+        ])
 
         if self.post_layer_norm:
             layer_norm_func = RMSNorm if config.rmsnorm else LayerNorm
@@ -282,6 +288,7 @@ class ChatGLMModel(nn.Module):
     def __init__(
         self,
         config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -292,7 +299,7 @@ class ChatGLMModel(nn.Module):
         self.num_layers = config.num_layers
         self.multi_query_group_num = config.multi_query_group_num
         self.kv_channels = config.kv_channels
-        self.encoder = GLMTransformer(config, quant_config)
+        self.encoder = GLMTransformer(config, cache_config, quant_config)
 
         self.output_layer = ParallelLMHead(config.padded_vocab_size,
                                            config.hidden_size)
@@ -334,13 +341,14 @@ class ChatGLMForCausalLM(nn.Module):
     def __init__(
         self,
         config: ChatGLMConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ):
         super().__init__()
         self.config: ChatGLMConfig = config
         self.quant_config = quant_config
-        self.transformer = ChatGLMModel(config, quant_config)
+        self.transformer = ChatGLMModel(config, cache_config, quant_config)
         self.lm_head_weight = self.transformer.output_layer.weight
         self.logits_processor = LogitsProcessor(config.padded_vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/commandr.py

@@ -29,6 +29,7 @@ from torch.nn.parameter import Parameter
 from transformers import CohereConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size)
 from vllm.model_executor.layers.activation import SiluAndMul
@@ -124,6 +125,7 @@ class CohereAttention(nn.Module):
     def __init__(
         self,
         config: CohereConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -180,6 +182,7 @@ class CohereAttention(nn.Module):
             self.head_dim,
             self.scaling,
             num_kv_heads=self.num_kv_heads,
+            cache_config=cache_config,
         )
         if self.use_qk_norm:
             self.q_norm = LayerNorm(param_shape=(self.num_heads,
@@ -219,11 +222,14 @@ class CohereDecoderLayer(nn.Module):
 
     def __init__(self,
                  config: CohereConfig,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.hidden_size = config.hidden_size
 
-        self.self_attn = CohereAttention(config, quant_config=quant_config)
+        self.self_attn = CohereAttention(config,
+                                         cache_config,
+                                         quant_config=quant_config)
 
         self.mlp = CohereMLP(config, quant_config=quant_config)
         self.input_layernorm = LayerNorm(param_shape=(config.hidden_size),
@@ -258,6 +264,7 @@ class CohereModel(nn.Module):
     def __init__(
         self,
         config: CohereConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -266,7 +273,7 @@ class CohereModel(nn.Module):
         self.embed_tokens = VocabParallelEmbedding(config.vocab_size,
                                                    config.hidden_size)
         self.layers = nn.ModuleList([
-            CohereDecoderLayer(config, quant_config=quant_config)
+            CohereDecoderLayer(config, cache_config, quant_config=quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.norm = LayerNorm(param_shape=(config.hidden_size),
@@ -299,6 +306,7 @@ class CohereForCausalLM(nn.Module):
     def __init__(
         self,
         config: CohereConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -306,7 +314,7 @@ class CohereForCausalLM(nn.Module):
         self.quant_config = quant_config
         self.logits_processor = LogitsProcessor(config.vocab_size,
                                                 scale=config.logit_scale)
-        self.model = CohereModel(config, quant_config)
+        self.model = CohereModel(config, cache_config, quant_config)
         self.sampler = Sampler()
 
     @torch.no_grad()

vllm/model_executor/models/dbrx.py

@@ -5,6 +5,7 @@ import torch
 import torch.nn as nn
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size,
                               tensor_model_parallel_all_reduce)
@@ -166,6 +167,7 @@ class DbrxAttention(nn.Module):
     def __init__(
         self,
         config: DbrxConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -221,6 +223,7 @@ class DbrxAttention(nn.Module):
             self.head_dim,
             self.scaling,
             num_kv_heads=self.num_kv_heads,
+            cache_config=cache_config,
         )
 
     def forward(
@@ -279,10 +282,12 @@ class DbrxBlock(nn.Module):
     def __init__(
         self,
         config: DbrxConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
-        self.norm_attn_norm = DbrxFusedNormAttention(config, quant_config)
+        self.norm_attn_norm = DbrxFusedNormAttention(config, cache_config,
+                                                     quant_config)
         self.ffn = DbrxExperts(config, quant_config)
 
     def forward(
@@ -308,6 +313,7 @@ class DbrxModel(nn.Module):
     def __init__(
         self,
         config: DbrxConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -315,8 +321,10 @@ class DbrxModel(nn.Module):
             config.vocab_size,
             config.d_model,
         )
-        self.blocks = nn.ModuleList(
-            [DbrxBlock(config, quant_config) for _ in range(config.n_layers)])
+        self.blocks = nn.ModuleList([
+            DbrxBlock(config, cache_config, quant_config)
+            for _ in range(config.n_layers)
+        ])
         self.norm_f = nn.LayerNorm(config.d_model, eps=1e-5)
         for module in self.modules():
             if hasattr(module, "bias") and isinstance(module.bias,
@@ -349,13 +357,14 @@ class DbrxForCausalLM(nn.Module):
     def __init__(
         self,
         config: DbrxConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
         self.unpadded_vocab_size = config.vocab_size
-        self.transformer = DbrxModel(config, quant_config)
+        self.transformer = DbrxModel(config, cache_config, quant_config)
         self.lm_head = ParallelLMHead(
             config.vocab_size,
             config.d_model,

vllm/model_executor/models/decilm.py

@@ -28,7 +28,7 @@ from typing import Iterable, Optional, Tuple
 import torch
 from transformers import PretrainedConfig
 
-from vllm.config import LoRAConfig
+from vllm.config import CacheConfig, LoRAConfig
 from vllm.model_executor.layers.quantization.base_config import (
     QuantizationConfig)
 from vllm.model_executor.model_loader.weight_utils import default_weight_loader
@@ -56,12 +56,14 @@ class DeciLMForCausalLM(LlamaForCausalLM):
     def __init__(
         self,
         config: Optional[PretrainedConfig] = None,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ) -> None:
         config.num_key_value_heads = max(config.num_key_value_heads_per_layer)
         delattr(config, "num_key_value_heads_per_layer")
         super().__init__(config=config,
+                         cache_config=cache_config,
                          quant_config=quant_config,
                          lora_config=lora_config)
 

vllm/model_executor/models/deepseek.py

@@ -28,6 +28,7 @@ from torch import nn
 from transformers import PretrainedConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size,
                               tensor_model_parallel_all_reduce)
@@ -178,6 +179,7 @@ class DeepseekAttention(nn.Module):
         rope_theta: float = 10000,
         rope_scaling: Optional[Dict[str, Any]] = None,
         max_position_embeddings: int = 8192,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -229,7 +231,8 @@ class DeepseekAttention(nn.Module):
         self.attn = Attention(self.num_heads,
                               self.head_dim,
                               self.scaling,
-                              num_kv_heads=self.num_kv_heads)
+                              num_kv_heads=self.num_kv_heads,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -252,6 +255,7 @@ class DeepseekDecoderLayer(nn.Module):
         self,
         config: PretrainedConfig,
         layer_idx: int,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -267,6 +271,7 @@ class DeepseekDecoderLayer(nn.Module):
             rope_theta=rope_theta,
             rope_scaling=rope_scaling,
             max_position_embeddings=max_position_embeddings,
+            cache_config=cache_config,
             quant_config=quant_config,
         )
         if (config.n_routed_experts is not None
@@ -321,6 +326,7 @@ class DeepseekModel(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -332,7 +338,10 @@ class DeepseekModel(nn.Module):
             config.hidden_size,
         )
         self.layers = nn.ModuleList([
-            DeepseekDecoderLayer(config, layer_idx, quant_config=quant_config)
+            DeepseekDecoderLayer(config,
+                                 layer_idx,
+                                 cache_config,
+                                 quant_config=quant_config)
             for layer_idx in range(config.num_hidden_layers)
         ])
         self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
@@ -360,12 +369,13 @@ class DeepseekForCausalLM(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.model = DeepseekModel(config, quant_config)
+        self.model = DeepseekModel(config, cache_config, quant_config)
         self.lm_head = ParallelLMHead(config.vocab_size, config.hidden_size)
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/falcon.py

@@ -27,6 +27,7 @@ from torch.nn import LayerNorm
 from transformers import FalconConfig as HF_FalconConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size,
                               tensor_model_parallel_all_reduce)
@@ -77,6 +78,7 @@ class FalconAttention(nn.Module):
     def __init__(
         self,
         config: FalconConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -168,7 +170,8 @@ class FalconAttention(nn.Module):
             self.attn = Attention(self.num_heads,
                                   self.head_dim,
                                   scale=self.inv_norm_factor,
-                                  num_kv_heads=self.num_kv_heads)
+                                  num_kv_heads=self.num_kv_heads,
+                                  cache_config=cache_config)
 
     def forward(
         self,
@@ -229,12 +232,14 @@ class FalconDecoderLayer(nn.Module):
     def __init__(
         self,
         config: FalconConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         hidden_size = config.hidden_size
         self.num_heads = config.num_attention_heads
-        self.self_attention = FalconAttention(config, quant_config)
+        self.self_attention = FalconAttention(config, cache_config,
+                                              quant_config)
         self.mlp = FalconMLP(config, quant_config)
         self.config = config
 
@@ -311,6 +316,7 @@ class FalconModel(nn.Module):
     def __init__(
         self,
         config: FalconConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -327,7 +333,7 @@ class FalconModel(nn.Module):
 
         # Transformer blocks
         self.h = nn.ModuleList([
-            FalconDecoderLayer(config, quant_config)
+            FalconDecoderLayer(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
 
@@ -359,12 +365,13 @@ class FalconForCausalLM(nn.Module):
     def __init__(
         self,
         config: FalconConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.transformer = FalconModel(config, quant_config)
+        self.transformer = FalconModel(config, cache_config, quant_config)
         self.lm_head_weight = self.transformer.word_embeddings.weight
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/gemma.py

@@ -22,7 +22,7 @@ from torch import nn
 from transformers import GemmaConfig
 
 from vllm.attention import Attention, AttentionMetadata
-from vllm.config import LoRAConfig
+from vllm.config import CacheConfig, LoRAConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.logger import init_logger
 from vllm.model_executor.layers.activation import GeluAndMul
@@ -107,6 +107,7 @@ class GemmaAttention(nn.Module):
                  head_dim: int,
                  max_position_embeddings: int = 8192,
                  rope_theta: float = 10000,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None) -> None:
         super().__init__()
         self.hidden_size = hidden_size
@@ -155,7 +156,8 @@ class GemmaAttention(nn.Module):
         self.attn = Attention(self.num_heads,
                               self.head_dim,
                               self.scaling,
-                              num_kv_heads=self.num_kv_heads)
+                              num_kv_heads=self.num_kv_heads,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -177,6 +179,7 @@ class GemmaDecoderLayer(nn.Module):
     def __init__(
         self,
         config: GemmaConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -188,6 +191,7 @@ class GemmaDecoderLayer(nn.Module):
             head_dim=config.head_dim,
             max_position_embeddings=config.max_position_embeddings,
             rope_theta=config.rope_theta,
+            cache_config=cache_config,
             quant_config=quant_config,
         )
         self.mlp = GemmaMLP(
@@ -236,6 +240,7 @@ class GemmaModel(nn.Module):
     def __init__(
         self,
         config: GemmaConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -246,7 +251,7 @@ class GemmaModel(nn.Module):
             config.hidden_size,
         )
         self.layers = nn.ModuleList([
-            GemmaDecoderLayer(config, quant_config)
+            GemmaDecoderLayer(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
@@ -309,6 +314,7 @@ class GemmaForCausalLM(nn.Module):
     def __init__(
         self,
         config: GemmaConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ) -> None:
@@ -316,7 +322,7 @@ class GemmaForCausalLM(nn.Module):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.model = GemmaModel(config, quant_config)
+        self.model = GemmaModel(config, cache_config, quant_config)
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()
 

vllm/model_executor/models/gpt2.py

@@ -24,6 +24,7 @@ from torch import nn
 from transformers import GPT2Config
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import get_act_fn
 from vllm.model_executor.layers.linear import (ColumnParallelLinear,
@@ -45,6 +46,7 @@ class GPT2Attention(nn.Module):
     def __init__(
         self,
         config: GPT2Config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -70,7 +72,10 @@ class GPT2Attention(nn.Module):
             bias=True,
             quant_config=quant_config,
         )
-        self.attn = Attention(self.num_heads, self.head_dim, scale=self.scale)
+        self.attn = Attention(self.num_heads,
+                              self.head_dim,
+                              scale=self.scale,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -122,6 +127,7 @@ class GPT2Block(nn.Module):
     def __init__(
         self,
         config: GPT2Config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -130,7 +136,7 @@ class GPT2Block(nn.Module):
                      hidden_size)
 
         self.ln_1 = nn.LayerNorm(hidden_size, eps=config.layer_norm_epsilon)
-        self.attn = GPT2Attention(config, quant_config)
+        self.attn = GPT2Attention(config, cache_config, quant_config)
         self.ln_2 = nn.LayerNorm(hidden_size, eps=config.layer_norm_epsilon)
         self.mlp = GPT2MLP(inner_dim, config, quant_config)
 
@@ -163,6 +169,7 @@ class GPT2Model(nn.Module):
     def __init__(
         self,
         config: GPT2Config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -174,7 +181,7 @@ class GPT2Model(nn.Module):
         self.wte = VocabParallelEmbedding(config.vocab_size, self.embed_dim)
         self.wpe = nn.Embedding(config.max_position_embeddings, self.embed_dim)
         self.h = nn.ModuleList([
-            GPT2Block(config, quant_config)
+            GPT2Block(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.ln_f = nn.LayerNorm(self.embed_dim, eps=config.layer_norm_epsilon)
@@ -203,12 +210,13 @@ class GPT2LMHeadModel(nn.Module):
     def __init__(
         self,
         config: GPT2Config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.transformer = GPT2Model(config, quant_config)
+        self.transformer = GPT2Model(config, cache_config, quant_config)
         self.lm_head_weight = self.transformer.wte.weight
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/gpt_bigcode.py

@@ -25,6 +25,7 @@ from torch import nn
 from transformers import GPTBigCodeConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import get_act_fn
 from vllm.model_executor.layers.linear import (ColumnParallelLinear,
@@ -46,6 +47,7 @@ class GPTBigCodeAttention(nn.Module):
     def __init__(
         self,
         config: GPTBigCodeConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -85,7 +87,8 @@ class GPTBigCodeAttention(nn.Module):
         self.attn = Attention(self.num_heads,
                               self.head_dim,
                               scale=self.scale,
-                              num_kv_heads=self.num_kv_heads)
+                              num_kv_heads=self.num_kv_heads,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -143,6 +146,7 @@ class GPTBigCodeBlock(nn.Module):
     def __init__(
         self,
         config: GPTBigCodeConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -151,7 +155,7 @@ class GPTBigCodeBlock(nn.Module):
                      hidden_size)
 
         self.ln_1 = nn.LayerNorm(hidden_size, eps=config.layer_norm_epsilon)
-        self.attn = GPTBigCodeAttention(config, quant_config)
+        self.attn = GPTBigCodeAttention(config, cache_config, quant_config)
         self.ln_2 = nn.LayerNorm(hidden_size, eps=config.layer_norm_epsilon)
         self.mlp = GPTBigMLP(inner_dim, config, quant_config)
 
@@ -184,6 +188,7 @@ class GPTBigCodeModel(nn.Module):
     def __init__(
         self,
         config: GPTBigCodeConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -195,7 +200,7 @@ class GPTBigCodeModel(nn.Module):
         self.wte = VocabParallelEmbedding(config.vocab_size, self.embed_dim)
         self.wpe = nn.Embedding(config.max_position_embeddings, self.embed_dim)
         self.h = nn.ModuleList([
-            GPTBigCodeBlock(config, quant_config)
+            GPTBigCodeBlock(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.ln_f = nn.LayerNorm(self.embed_dim, eps=config.layer_norm_epsilon)
@@ -224,12 +229,13 @@ class GPTBigCodeForCausalLM(nn.Module):
     def __init__(
         self,
         config: GPTBigCodeConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.transformer = GPTBigCodeModel(config, quant_config)
+        self.transformer = GPTBigCodeModel(config, cache_config, quant_config)
         self.lm_head_weight = self.transformer.wte.weight
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/gpt_j.py

@@ -23,6 +23,7 @@ from torch import nn
 from transformers import GPTJConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import get_act_fn
 from vllm.model_executor.layers.linear import (ColumnParallelLinear,
@@ -45,6 +46,7 @@ class GPTJAttention(nn.Module):
     def __init__(
         self,
         config: GPTJConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -83,7 +85,10 @@ class GPTJAttention(nn.Module):
             base=rope_theta,
             is_neox_style=False,
         )
-        self.attn = Attention(self.num_heads, self.head_size, scaling)
+        self.attn = Attention(self.num_heads,
+                              self.head_size,
+                              scaling,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -135,13 +140,14 @@ class GPTJBlock(nn.Module):
     def __init__(
         self,
         config: GPTJConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         inner_dim = (4 * config.n_embd
                      if config.n_inner is None else config.n_inner)
         self.ln_1 = nn.LayerNorm(config.n_embd, eps=config.layer_norm_epsilon)
-        self.attn = GPTJAttention(config, quant_config)
+        self.attn = GPTJAttention(config, cache_config, quant_config)
         self.mlp = GPTJMLP(inner_dim, config, quant_config)
 
     def forward(
@@ -169,6 +175,7 @@ class GPTJModel(nn.Module):
     def __init__(
         self,
         config: GPTJConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -178,8 +185,10 @@ class GPTJModel(nn.Module):
             config.vocab_size,
             self.embed_dim,
         )
-        self.h = nn.ModuleList(
-            [GPTJBlock(config, quant_config) for _ in range(config.n_layer)])
+        self.h = nn.ModuleList([
+            GPTJBlock(config, cache_config, quant_config)
+            for _ in range(config.n_layer)
+        ])
         self.ln_f = nn.LayerNorm(self.embed_dim, eps=config.layer_norm_epsilon)
 
     def forward(
@@ -207,13 +216,14 @@ class GPTJForCausalLM(nn.Module):
     def __init__(
         self,
         config: GPTJConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
         assert not config.tie_word_embeddings
-        self.transformer = GPTJModel(config, quant_config)
+        self.transformer = GPTJModel(config, cache_config, quant_config)
         self.lm_head = ParallelLMHead(
             config.vocab_size,
             config.n_embd,

vllm/model_executor/models/gpt_neox.py

@@ -23,6 +23,7 @@ from torch import nn
 from transformers import GPTNeoXConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import get_act_fn
 from vllm.model_executor.layers.linear import (ColumnParallelLinear,
@@ -45,6 +46,7 @@ class GPTNeoXAttention(nn.Module):
     def __init__(
         self,
         config: GPTNeoXConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -84,7 +86,10 @@ class GPTNeoXAttention(nn.Module):
             max_position=max_position_embeddings,
             base=rope_theta,
         )
-        self.attn = Attention(self.num_heads, self.head_size, scaling)
+        self.attn = Attention(self.num_heads,
+                              self.head_size,
+                              scaling,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -134,6 +139,7 @@ class GPTNeoXLayer(nn.Module):
     def __init__(
         self,
         config: GPTNeoXConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -142,7 +148,7 @@ class GPTNeoXLayer(nn.Module):
                                             eps=config.layer_norm_eps)
         self.post_attention_layernorm = nn.LayerNorm(config.hidden_size,
                                                      eps=config.layer_norm_eps)
-        self.attention = GPTNeoXAttention(config, quant_config)
+        self.attention = GPTNeoXAttention(config, cache_config, quant_config)
         self.mlp = GPTNeoXMLP(config, quant_config)
 
     def forward(
@@ -182,6 +188,7 @@ class GPTNeoXModel(nn.Module):
     def __init__(
         self,
         config: GPTNeoXConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -192,7 +199,7 @@ class GPTNeoXModel(nn.Module):
             config.hidden_size,
         )
         self.layers = nn.ModuleList([
-            GPTNeoXLayer(config, quant_config)
+            GPTNeoXLayer(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.final_layer_norm = nn.LayerNorm(config.hidden_size,
@@ -223,12 +230,13 @@ class GPTNeoXForCausalLM(nn.Module):
     def __init__(
         self,
         config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.gpt_neox = GPTNeoXModel(config, quant_config)
+        self.gpt_neox = GPTNeoXModel(config, cache_config, quant_config)
         self.embed_out = ParallelLMHead(
             config.vocab_size,
             config.hidden_size,

vllm/model_executor/models/internlm2.py

@@ -6,6 +6,7 @@ from torch import nn
 from transformers import PretrainedConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import SiluAndMul
 from vllm.model_executor.layers.layernorm import RMSNorm
@@ -64,6 +65,7 @@ class InternLM2Attention(nn.Module):
         rope_theta: float = 10000,
         rope_scaling: Optional[Dict[str, Any]] = None,
         max_position_embeddings: int = 8192,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -114,7 +116,8 @@ class InternLM2Attention(nn.Module):
         self.attn = Attention(self.num_heads,
                               self.head_dim,
                               self.scaling,
-                              num_kv_heads=self.num_kv_heads)
+                              num_kv_heads=self.num_kv_heads,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -136,6 +139,7 @@ class InternLMDecoderLayer(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -151,6 +155,7 @@ class InternLMDecoderLayer(nn.Module):
             rope_theta=rope_theta,
             rope_scaling=rope_scaling,
             max_position_embeddings=max_position_embeddings,
+            cache_config=cache_config,
             quant_config=quant_config,
         )
         self.feed_forward = InternLM2MLP(
@@ -196,6 +201,7 @@ class InternLM2Model(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -207,7 +213,7 @@ class InternLM2Model(nn.Module):
             config.hidden_size,
         )
         self.layers = nn.ModuleList([
-            InternLMDecoderLayer(config, quant_config)
+            InternLMDecoderLayer(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
@@ -239,12 +245,13 @@ class InternLM2ForCausalLM(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.model = InternLM2Model(config, quant_config)
+        self.model = InternLM2Model(config, cache_config, quant_config)
         self.output = ParallelLMHead(config.vocab_size, config.hidden_size)
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/jais.py

@@ -26,6 +26,7 @@ import torch
 from torch import nn
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size)
 from vllm.model_executor.layers.linear import (ColumnParallelLinear,
@@ -69,6 +70,7 @@ class JAISAttention(nn.Module):
     def __init__(
         self,
         config: JAISConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -108,6 +110,7 @@ class JAISAttention(nn.Module):
             self.head_dim,
             scale=self.scale,
             alibi_slopes=alibi_slopes,
+            cache_config=cache_config,
         )
 
     def forward(
@@ -170,6 +173,7 @@ class JAISBlock(nn.Module):
     def __init__(
         self,
         config: JAISConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -178,7 +182,7 @@ class JAISBlock(nn.Module):
                      hidden_size)
 
         self.ln_1 = nn.LayerNorm(hidden_size, eps=config.layer_norm_epsilon)
-        self.attn = JAISAttention(config, quant_config)
+        self.attn = JAISAttention(config, cache_config, quant_config)
         self.ln_2 = nn.LayerNorm(hidden_size, eps=config.layer_norm_epsilon)
         self.mlp = JAISMLP(inner_dim, config, quant_config)
 
@@ -211,6 +215,7 @@ class JAISModel(nn.Module):
     def __init__(
         self,
         config: JAISConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -228,7 +233,7 @@ class JAISModel(nn.Module):
         else:
             self.embeddings_scale = config.mup_embeddings_scale
         self.h = nn.ModuleList([
-            JAISBlock(config, quant_config)
+            JAISBlock(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.ln_f = nn.LayerNorm(self.embed_dim, eps=config.layer_norm_epsilon)
@@ -262,12 +267,13 @@ class JAISLMHeadModel(nn.Module):
     def __init__(
         self,
         config: JAISConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.transformer = JAISModel(config, quant_config)
+        self.transformer = JAISModel(config, cache_config, quant_config)
         self.lm_head_weight = self.transformer.wte.weight
         if hasattr(config, "width_scale"):
             self.output_logits_scale = config.width_scale

vllm/model_executor/models/llama.py

@@ -28,7 +28,7 @@ from torch import nn
 from transformers import LlamaConfig
 
 from vllm.attention import Attention, AttentionMetadata
-from vllm.config import LoRAConfig
+from vllm.config import CacheConfig, LoRAConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size)
 from vllm.model_executor.layers.activation import SiluAndMul
@@ -94,6 +94,7 @@ class LlamaAttention(nn.Module):
         quant_config: Optional[QuantizationConfig] = None,
         bias: bool = False,
         sliding_window: Optional[int] = None,
+        cache_config: Optional[CacheConfig] = None,
     ) -> None:
         super().__init__()
         self.hidden_size = hidden_size
@@ -153,7 +154,8 @@ class LlamaAttention(nn.Module):
                               self.head_dim,
                               self.scaling,
                               num_kv_heads=self.num_kv_heads,
-                              sliding_window=sliding_window)
+                              sliding_window=sliding_window,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -176,6 +178,7 @@ class LlamaDecoderLayer(nn.Module):
     def __init__(
         self,
         config: LlamaConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -204,6 +207,7 @@ class LlamaDecoderLayer(nn.Module):
             quant_config=quant_config,
             bias=attention_bias,
             sliding_window=sliding_window,
+            cache_config=cache_config,
         )
         self.mlp = LlamaMLP(
             hidden_size=self.hidden_size,
@@ -251,6 +255,7 @@ class LlamaModel(nn.Module):
     def __init__(
         self,
         config: LlamaConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ) -> None:
@@ -267,7 +272,7 @@ class LlamaModel(nn.Module):
             org_num_embeddings=config.vocab_size,
         )
         self.layers = nn.ModuleList([
-            LlamaDecoderLayer(config, quant_config)
+            LlamaDecoderLayer(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
@@ -332,12 +337,16 @@ class LlamaForCausalLM(nn.Module):
     def __init__(
         self,
         config: LlamaConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ) -> None:
         super().__init__()
         self.config = config
-        self.model = LlamaModel(config, quant_config, lora_config=lora_config)
+        self.model = LlamaModel(config,
+                                cache_config,
+                                quant_config,
+                                lora_config=lora_config)
         self.unpadded_vocab_size = config.vocab_size
         if lora_config:
             self.unpadded_vocab_size += lora_config.lora_extra_vocab_size

vllm/model_executor/models/llava.py

@@ -7,7 +7,7 @@ from torch import nn
 from transformers import CLIPVisionModel, LlavaConfig
 
 from vllm.attention import AttentionMetadata
-from vllm.config import VisionLanguageConfig
+from vllm.config import CacheConfig, VisionLanguageConfig
 from vllm.model_executor.layers.activation import get_act_fn
 from vllm.model_executor.layers.logits_processor import LogitsProcessor
 from vllm.model_executor.layers.quantization.base_config import (
@@ -62,6 +62,7 @@ class LlavaForConditionalGeneration(nn.Module):
     def __init__(self,
                  config: "LlavaConfig",
                  vision_language_config: VisionLanguageConfig,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional["QuantizationConfig"] = None) -> None:
         super().__init__()
         self.config = config
@@ -85,7 +86,8 @@ class LlavaForConditionalGeneration(nn.Module):
             projector_hidden_act=config.projector_hidden_act)
 
         self.quant_config = quant_config
-        self.language_model = LlamaModel(config.text_config, quant_config)
+        self.language_model = LlamaModel(config.text_config, cache_config,
+                                         quant_config)
         self.unpadded_vocab_size = config.text_config.vocab_size
         self.lm_head = ParallelLMHead(
             self.unpadded_vocab_size,

vllm/model_executor/models/minicpm.py

@@ -28,7 +28,7 @@ import torch
 from torch import nn
 
 from vllm.attention import Attention, AttentionMetadata
-from vllm.config import LoRAConfig
+from vllm.config import CacheConfig, LoRAConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size,
                               tensor_model_parallel_all_reduce)
@@ -181,6 +181,7 @@ class MiniCPMAttention(nn.Module):
         rope_theta: float = 10000,
         rope_scaling: Optional[Dict[str, Any]] = None,
         max_position_embeddings: int = 8192,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -234,7 +235,8 @@ class MiniCPMAttention(nn.Module):
         self.attn = Attention(self.num_heads,
                               self.head_dim,
                               self.scaling,
-                              num_kv_heads=self.num_kv_heads)
+                              num_kv_heads=self.num_kv_heads,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -259,6 +261,7 @@ class MiniCPMDecoderLayer(nn.Module):
     def __init__(
         self,
         config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -275,6 +278,7 @@ class MiniCPMDecoderLayer(nn.Module):
             rope_theta=rope_theta,
             rope_scaling=rope_scaling,
             max_position_embeddings=max_position_embeddings,
+            cache_config=cache_config,
             quant_config=quant_config,
         )
         self.num_experts = getattr(self.config, "num_experts", 0)
@@ -330,6 +334,7 @@ class MiniCPMModel(nn.Module):
     def __init__(
         self,
         config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ) -> None:
@@ -346,7 +351,7 @@ class MiniCPMModel(nn.Module):
             org_num_embeddings=config.vocab_size,
         )
         self.layers = nn.ModuleList([
-            MiniCPMDecoderLayer(config, quant_config)
+            MiniCPMDecoderLayer(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
@@ -413,6 +418,7 @@ class MiniCPMForCausalLM(nn.Module):
     def __init__(
         self,
         config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ) -> None:
@@ -421,6 +427,7 @@ class MiniCPMForCausalLM(nn.Module):
         self.num_experts = getattr(self.config, "num_experts", 0)
         self.quant_config = quant_config
         self.model = MiniCPMModel(config,
+                                  cache_config,
                                   quant_config,
                                   lora_config=lora_config)
         unpadded_vocab_size = config.vocab_size

vllm/model_executor/models/mixtral.py

@@ -29,7 +29,7 @@ from transformers import MixtralConfig
 
 from vllm import _custom_ops as ops
 from vllm.attention import Attention, AttentionMetadata
-from vllm.config import LoRAConfig
+from vllm.config import CacheConfig, LoRAConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size,
                               tensor_model_parallel_all_reduce)
@@ -252,6 +252,7 @@ class MixtralAttention(nn.Module):
                  num_kv_heads: int,
                  max_position: int = 4096 * 32,
                  rope_theta: float = 10000,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None,
                  sliding_window: Optional[int] = None) -> None:
         super().__init__()
@@ -313,6 +314,7 @@ class MixtralAttention(nn.Module):
             self.scaling,
             num_kv_heads=self.num_kv_heads,
             sliding_window=self.sliding_window,
+            cache_config=cache_config,
         )
 
     def forward(
@@ -335,6 +337,7 @@ class MixtralDecoderLayer(nn.Module):
     def __init__(
         self,
         config: MixtralConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -348,6 +351,7 @@ class MixtralDecoderLayer(nn.Module):
             num_kv_heads=config.num_key_value_heads,
             rope_theta=rope_theta,
             sliding_window=config.sliding_window,
+            cache_config=cache_config,
             quant_config=quant_config)
         self.block_sparse_moe = MixtralMoE(
             num_experts=config.num_local_experts,
@@ -394,6 +398,7 @@ class MixtralModel(nn.Module):
     def __init__(
         self,
         config: MixtralConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ) -> None:
@@ -410,7 +415,9 @@ class MixtralModel(nn.Module):
             org_num_embeddings=config.vocab_size,
         )
         self.layers = nn.ModuleList([
-            MixtralDecoderLayer(config, quant_config=quant_config)
+            MixtralDecoderLayer(config,
+                                cache_config,
+                                quant_config=quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
@@ -460,12 +467,14 @@ class MixtralForCausalLM(nn.Module):
     def __init__(
         self,
         config: MixtralConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ) -> None:
         super().__init__()
         self.config = config
         self.model = MixtralModel(config,
+                                  cache_config,
                                   quant_config,
                                   lora_config=lora_config)
         self.unpadded_vocab_size = config.vocab_size

vllm/model_executor/models/mixtral_quant.py

@@ -30,6 +30,7 @@ from torch import nn
 from transformers import MixtralConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size,
                               tensor_model_parallel_all_reduce)
@@ -157,14 +158,17 @@ class MixtralMoE(nn.Module):
 
 class MixtralAttention(nn.Module):
 
-    def __init__(self,
-                 hidden_size: int,
-                 num_heads: int,
-                 num_kv_heads: int,
-                 max_position: int = 4096 * 32,
-                 rope_theta: float = 10000,
-                 quant_config: Optional[QuantizationConfig] = None,
-                 sliding_window: Optional[int] = None) -> None:
+    def __init__(
+        self,
+        hidden_size: int,
+        num_heads: int,
+        num_kv_heads: int,
+        max_position: int = 4096 * 32,
+        rope_theta: float = 10000,
+        quant_config: Optional[QuantizationConfig] = None,
+        sliding_window: Optional[int] = None,
+        cache_config: Optional[CacheConfig] = None,
+    ) -> None:
         super().__init__()
         self.hidden_size = hidden_size
         tp_size = get_tensor_model_parallel_world_size()
@@ -215,6 +219,7 @@ class MixtralAttention(nn.Module):
             self.scaling,
             num_kv_heads=self.num_kv_heads,
             sliding_window=self.sliding_window,
+            cache_config=cache_config,
         )
 
     def forward(
@@ -237,6 +242,7 @@ class MixtralDecoderLayer(nn.Module):
     def __init__(
         self,
         config: MixtralConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -250,6 +256,7 @@ class MixtralDecoderLayer(nn.Module):
             num_kv_heads=config.num_key_value_heads,
             rope_theta=rope_theta,
             sliding_window=config.sliding_window,
+            cache_config=cache_config,
             quant_config=quant_config)
         self.block_sparse_moe = MixtralMoE(config=config,
                                            quant_config=quant_config)
@@ -292,6 +299,7 @@ class MixtralModel(nn.Module):
     def __init__(
         self,
         config: MixtralConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -303,7 +311,9 @@ class MixtralModel(nn.Module):
             config.hidden_size,
         )
         self.layers = nn.ModuleList([
-            MixtralDecoderLayer(config, quant_config=quant_config)
+            MixtralDecoderLayer(config,
+                                cache_config,
+                                quant_config=quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
@@ -332,12 +342,13 @@ class MixtralForCausalLM(nn.Module):
     def __init__(
         self,
         config: MixtralConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.model = MixtralModel(config, quant_config)
+        self.model = MixtralModel(config, cache_config, quant_config)
         self.lm_head = ParallelLMHead(config.vocab_size, config.hidden_size)
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/mpt.py

@@ -7,6 +7,7 @@ import torch
 import torch.nn as nn
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size)
 from vllm.model_executor.layers.activation import get_act_fn
@@ -43,6 +44,7 @@ class MPTAttention(nn.Module):
     def __init__(
         self,
         config: MPTConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -107,7 +109,8 @@ class MPTAttention(nn.Module):
                               self.head_dim,
                               scaling,
                               alibi_slopes=alibi_slopes,
-                              num_kv_heads=self.num_kv_heads)
+                              num_kv_heads=self.num_kv_heads,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -166,12 +169,13 @@ class MPTBlock(nn.Module):
     def __init__(
         self,
         config: MPTConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         hidden_size = config.d_model
         self.norm_1 = nn.LayerNorm(hidden_size)
-        self.attn = MPTAttention(config, quant_config)
+        self.attn = MPTAttention(config, cache_config, quant_config)
         self.norm_2 = nn.LayerNorm(hidden_size)
         self.ffn = MPTMLP(config, quant_config)
 
@@ -201,6 +205,7 @@ class MPTModel(nn.Module):
     def __init__(
         self,
         config: MPTConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -211,8 +216,10 @@ class MPTModel(nn.Module):
             config.vocab_size,
             config.d_model,
         )
-        self.blocks = nn.ModuleList(
-            [MPTBlock(config, quant_config) for _ in range(config.n_layers)])
+        self.blocks = nn.ModuleList([
+            MPTBlock(config, cache_config, quant_config)
+            for _ in range(config.n_layers)
+        ])
         self.norm_f = nn.LayerNorm(config.d_model)
         if config.no_bias:
             for module in self.modules():
@@ -246,6 +253,7 @@ class MPTForCausalLM(nn.Module):
     def __init__(
         self,
         config: MPTConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -253,7 +261,7 @@ class MPTForCausalLM(nn.Module):
         assert config.tie_word_embeddings
         self.quant_config = quant_config
 
-        self.transformer = MPTModel(config, quant_config)
+        self.transformer = MPTModel(config, cache_config, quant_config)
         self.lm_head_weight = self.transformer.wte.weight
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/olmo.py

@@ -28,6 +28,7 @@ from torch import nn
 from transformers import OlmoConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import SiluAndMul
 from vllm.model_executor.layers.linear import (MergedColumnParallelLinear,
@@ -55,6 +56,7 @@ class OlmoAttention(nn.Module):
     def __init__(
         self,
         config: OlmoConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -93,7 +95,8 @@ class OlmoAttention(nn.Module):
         self.scaling = self.head_dim**-0.5
         self.attn = Attention(self.num_heads,
                               self.head_dim,
-                              scale=self.scaling)
+                              scale=self.scaling,
+                              cache_config=cache_config)
 
         # Attention output projection.
         self.o_proj = RowParallelLinear(
@@ -175,10 +178,11 @@ class OlmoDecoderLayer(nn.Module):
 
     def __init__(self,
                  config: OlmoConfig,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         # Attention block.
-        self.self_attn = OlmoAttention(config, quant_config)
+        self.self_attn = OlmoAttention(config, cache_config, quant_config)
 
         # MLP block.
         self.mlp = OlmoMLP(config, quant_config)
@@ -217,6 +221,7 @@ class OlmoModel(nn.Module):
 
     def __init__(self,
                  config: OlmoConfig,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.config = config
@@ -224,7 +229,7 @@ class OlmoModel(nn.Module):
         self.embed_tokens = VocabParallelEmbedding(config.vocab_size,
                                                    config.hidden_size)
         self.layers = nn.ModuleList([
-            OlmoDecoderLayer(config, quant_config)
+            OlmoDecoderLayer(config, cache_config, quant_config)
             for layer_idx in range(config.num_hidden_layers)
         ])
         self.norm = nn.LayerNorm(config.hidden_size,
@@ -271,10 +276,11 @@ class OlmoForCausalLM(nn.Module):
 
     def __init__(self,
                  config: OlmoConfig,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.config = config
-        self.model = OlmoModel(config, quant_config)
+        self.model = OlmoModel(config, cache_config, quant_config)
         if config.tie_word_embeddings:
             self.lm_head_weight = self.model.embed_tokens.weight
         else:

vllm/model_executor/models/opt.py

@@ -24,6 +24,7 @@ from torch import nn
 from transformers import OPTConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import get_act_fn
 from vllm.model_executor.layers.linear import (ColumnParallelLinear,
@@ -61,6 +62,7 @@ class OPTAttention(nn.Module):
         embed_dim: int,
         num_heads: int,
         bias: bool = True,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -88,7 +90,8 @@ class OPTAttention(nn.Module):
         )
         self.attn = Attention(self.num_heads,
                               self.head_dim,
-                              scale=self.scaling)
+                              scale=self.scaling,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -108,6 +111,7 @@ class OPTDecoderLayer(nn.Module):
     def __init__(
         self,
         config: OPTConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -117,6 +121,7 @@ class OPTDecoderLayer(nn.Module):
             embed_dim=self.embed_dim,
             num_heads=config.num_attention_heads,
             bias=config.enable_bias,
+            cache_config=cache_config,
             quant_config=quant_config,
         )
         self.do_layer_norm_before = config.do_layer_norm_before
@@ -181,6 +186,7 @@ class OPTDecoder(nn.Module):
     def __init__(
         self,
         config: OPTConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -226,7 +232,7 @@ class OPTDecoder(nn.Module):
             self.final_layer_norm = None
 
         self.layers = nn.ModuleList([
-            OPTDecoderLayer(config, quant_config)
+            OPTDecoderLayer(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
 
@@ -259,10 +265,11 @@ class OPTModel(nn.Module):
     def __init__(
         self,
         config: OPTConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
-        self.decoder = OPTDecoder(config, quant_config)
+        self.decoder = OPTDecoder(config, cache_config, quant_config)
 
     def forward(
         self,
@@ -279,12 +286,13 @@ class OPTForCausalLM(nn.Module):
     def __init__(
         self,
         config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.model = OPTModel(config, quant_config)
+        self.model = OPTModel(config, cache_config, quant_config)
         self.lm_head_weight = self.model.decoder.embed_tokens.weight
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/orion.py

@@ -11,6 +11,7 @@ from torch import nn
 from transformers import PretrainedConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import SiluAndMul
 from vllm.model_executor.layers.linear import (MergedColumnParallelLinear,
@@ -68,6 +69,7 @@ class OrionAttention(nn.Module):
         rope_theta: float = 10000,
         rope_scaling: Optional[Dict[str, Any]] = None,
         max_position_embeddings: int = 8192,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -118,7 +120,8 @@ class OrionAttention(nn.Module):
         self.attn = Attention(self.num_heads,
                               self.head_dim,
                               self.scaling,
-                              num_kv_heads=self.num_kv_heads)
+                              num_kv_heads=self.num_kv_heads,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -140,6 +143,7 @@ class OrionDecoderLayer(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -155,6 +159,7 @@ class OrionDecoderLayer(nn.Module):
             rope_theta=rope_theta,
             rope_scaling=rope_scaling,
             max_position_embeddings=max_position_embeddings,
+            cache_config=cache_config,
             quant_config=quant_config,
         )
         self.mlp = OrionMLP(
@@ -202,6 +207,7 @@ class OrionModel(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -213,7 +219,7 @@ class OrionModel(nn.Module):
             config.hidden_size,
         )
         self.layers = nn.ModuleList([
-            OrionDecoderLayer(config, quant_config)
+            OrionDecoderLayer(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.norm = nn.LayerNorm(config.hidden_size, eps=config.rms_norm_eps)
@@ -245,12 +251,13 @@ class OrionForCausalLM(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.model = OrionModel(config, quant_config)
+        self.model = OrionModel(config, cache_config, quant_config)
         self.lm_head = ParallelLMHead(config.vocab_size, config.hidden_size)
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/phi.py

@@ -42,6 +42,7 @@ from torch import nn
 from transformers import PretrainedConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import get_act_fn
 from vllm.model_executor.layers.linear import (ColumnParallelLinear,
@@ -63,6 +64,7 @@ class PhiAttention(nn.Module):
 
     def __init__(self,
                  config: PretrainedConfig,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.total_num_heads = config.num_attention_heads
@@ -105,7 +107,10 @@ class PhiAttention(nn.Module):
             max_position=max_position_embeddings,
             base=rope_theta,
         )
-        self.attn = Attention(self.num_heads, self.head_size, scaling)
+        self.attn = Attention(self.num_heads,
+                              self.head_size,
+                              scaling,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -155,11 +160,12 @@ class PhiLayer(nn.Module):
 
     def __init__(self,
                  config: PretrainedConfig,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.input_layernorm = nn.LayerNorm(config.hidden_size,
                                             eps=config.layer_norm_eps)
-        self.self_attn = PhiAttention(config, quant_config)
+        self.self_attn = PhiAttention(config, cache_config, quant_config)
         self.mlp = PhiMLP(config, quant_config)
 
     def forward(
@@ -186,6 +192,7 @@ class PhiModel(nn.Module):
 
     def __init__(self,
                  config: PretrainedConfig,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.config = config
@@ -193,7 +200,7 @@ class PhiModel(nn.Module):
         self.embed_tokens = VocabParallelEmbedding(config.vocab_size,
                                                    config.hidden_size)
         self.layers = nn.ModuleList([
-            PhiLayer(config, quant_config)
+            PhiLayer(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.final_layernorm = nn.LayerNorm(config.hidden_size,
@@ -225,12 +232,13 @@ class PhiForCausalLM(nn.Module):
 
     def __init__(self,
                  config: PretrainedConfig,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
 
-        self.model = PhiModel(config, quant_config)
+        self.model = PhiModel(config, cache_config, quant_config)
 
         self.lm_head = ParallelLMHead(config.vocab_size,
                                       config.hidden_size,

vllm/model_executor/models/qwen.py

@@ -11,6 +11,7 @@ from torch import nn
 from transformers import PretrainedConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import SiluAndMul
 from vllm.model_executor.layers.layernorm import RMSNorm
@@ -68,6 +69,7 @@ class QWenAttention(nn.Module):
         max_position_embeddings: int,
         rope_theta: float = 10000,
         rope_scaling: Optional[Dict[str, Any]] = None,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -101,7 +103,10 @@ class QWenAttention(nn.Module):
             base=rope_theta,
             rope_scaling=rope_scaling,
         )
-        self.attn = Attention(self.num_heads, self.head_dim, self.scaling)
+        self.attn = Attention(self.num_heads,
+                              self.head_dim,
+                              self.scaling,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -123,6 +128,7 @@ class QWenBlock(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -135,6 +141,7 @@ class QWenBlock(nn.Module):
                                   config.max_position_embeddings,
                                   rope_theta=rope_theta,
                                   rope_scaling=rope_scaling,
+                                  cache_config=cache_config,
                                   quant_config=quant_config)
 
         self.ln_2 = RMSNorm(config.hidden_size, eps=config.layer_norm_epsilon)
@@ -175,6 +182,7 @@ class QWenModel(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
@@ -186,7 +194,7 @@ class QWenModel(nn.Module):
             config.hidden_size,
         )
         self.h = nn.ModuleList([
-            QWenBlock(config, quant_config)
+            QWenBlock(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.ln_f = RMSNorm(config.hidden_size, eps=config.layer_norm_epsilon)
@@ -218,12 +226,13 @@ class QWenLMHeadModel(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.transformer = QWenModel(config, quant_config)
+        self.transformer = QWenModel(config, cache_config, quant_config)
         self.lm_head = ParallelLMHead(config.vocab_size, config.hidden_size)
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/qwen2.py

@@ -29,7 +29,7 @@ from torch import nn
 from transformers import Qwen2Config
 
 from vllm.attention import Attention, AttentionMetadata
-from vllm.config import LoRAConfig
+from vllm.config import CacheConfig, LoRAConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import SiluAndMul
 from vllm.model_executor.layers.layernorm import RMSNorm
@@ -87,6 +87,7 @@ class Qwen2Attention(nn.Module):
                  max_position: int = 4096 * 32,
                  rope_theta: float = 10000,
                  use_sliding_window: bool = False,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None,
                  sliding_window: Optional[int] = None) -> None:
         super().__init__()
@@ -137,7 +138,8 @@ class Qwen2Attention(nn.Module):
                               self.head_dim,
                               self.scaling,
                               num_kv_heads=self.num_kv_heads,
-                              sliding_window=self.sliding_window)
+                              sliding_window=self.sliding_window,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -160,6 +162,7 @@ class Qwen2DecoderLayer(nn.Module):
         self,
         config: Qwen2Config,
         layer_idx: int,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -175,6 +178,7 @@ class Qwen2DecoderLayer(nn.Module):
             num_kv_heads=config.num_key_value_heads,
             rope_theta=rope_theta,
             use_sliding_window=use_sliding_window,
+            cache_config=cache_config,
             quant_config=quant_config,
             sliding_window=config.sliding_window)
         self.mlp = Qwen2MLP(
@@ -222,6 +226,7 @@ class Qwen2Model(nn.Module):
     def __init__(
         self,
         config: Qwen2Config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -234,7 +239,7 @@ class Qwen2Model(nn.Module):
             config.hidden_size,
         )
         self.layers = nn.ModuleList([
-            Qwen2DecoderLayer(config, layer_idx, quant_config)
+            Qwen2DecoderLayer(config, layer_idx, cache_config, quant_config)
             for layer_idx in range(config.num_hidden_layers)
         ])
         self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
@@ -287,6 +292,7 @@ class Qwen2ForCausalLM(nn.Module):
     def __init__(
         self,
         config: Qwen2Config,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ) -> None:
@@ -294,7 +300,7 @@ class Qwen2ForCausalLM(nn.Module):
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.model = Qwen2Model(config, quant_config)
+        self.model = Qwen2Model(config, cache_config, quant_config)
 
         if config.tie_word_embeddings:
             self.lm_head_weight = self.model.embed_tokens.weight

vllm/model_executor/models/qwen2_moe.py

@@ -30,6 +30,7 @@ from torch import nn
 from transformers import PretrainedConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import (get_tensor_model_parallel_rank,
                               get_tensor_model_parallel_world_size,
                               tensor_model_parallel_all_reduce)
@@ -187,6 +188,7 @@ class Qwen2MoeAttention(nn.Module):
         rope_theta: float = 10000,
         rope_scaling: Optional[Dict[str, Any]] = None,
         max_position_embeddings: int = 8192,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -238,7 +240,8 @@ class Qwen2MoeAttention(nn.Module):
         self.attn = Attention(self.num_heads,
                               self.head_dim,
                               self.scaling,
-                              num_kv_heads=self.num_kv_heads)
+                              num_kv_heads=self.num_kv_heads,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -261,6 +264,7 @@ class Qwen2MoeDecoderLayer(nn.Module):
         self,
         config: PretrainedConfig,
         layer_idx: int,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -276,6 +280,7 @@ class Qwen2MoeDecoderLayer(nn.Module):
             rope_theta=rope_theta,
             rope_scaling=rope_scaling,
             max_position_embeddings=max_position_embeddings,
+            cache_config=cache_config,
             quant_config=quant_config,
         )
         if (config.num_experts is not None
@@ -328,6 +333,7 @@ class Qwen2MoeModel(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -339,7 +345,10 @@ class Qwen2MoeModel(nn.Module):
             config.hidden_size,
         )
         self.layers = nn.ModuleList([
-            Qwen2MoeDecoderLayer(config, layer_idx, quant_config=quant_config)
+            Qwen2MoeDecoderLayer(config,
+                                 layer_idx,
+                                 cache_config,
+                                 quant_config=quant_config)
             for layer_idx in range(config.num_hidden_layers)
         ])
         self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
@@ -369,12 +378,13 @@ class Qwen2MoeForCausalLM(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.model = Qwen2MoeModel(config, quant_config)
+        self.model = Qwen2MoeModel(config, cache_config, quant_config)
         self.lm_head = ParallelLMHead(config.vocab_size, config.hidden_size)
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/stablelm.py

@@ -26,6 +26,7 @@ from torch import nn
 from transformers import PretrainedConfig
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import SiluAndMul
 from vllm.model_executor.layers.linear import (MergedColumnParallelLinear,
@@ -72,6 +73,7 @@ class StablelmAttention(nn.Module):
 
     def __init__(self,
                  config: PretrainedConfig,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None) -> None:
         super().__init__()
         self.config = config
@@ -124,7 +126,8 @@ class StablelmAttention(nn.Module):
         self.attn = Attention(self.num_heads,
                               self.head_dim,
                               self.scaling,
-                              num_kv_heads=self.num_key_value_heads)
+                              num_kv_heads=self.num_key_value_heads,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -146,10 +149,11 @@ class StablelmDecoderLayer(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
-        self.self_attn = StablelmAttention(config)
+        self.self_attn = StablelmAttention(config, cache_config, quant_config)
         self.mlp = StablelmMLP(config, quant_config)
         norm_eps = getattr(config, "norm_eps",
                            getattr(config, "layer_norm_eps", 1e-05))
@@ -188,6 +192,7 @@ class StableLMEpochModel(nn.Module):
 
     def __init__(self,
                  config: PretrainedConfig,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None) -> None:
         super().__init__()
         self.embed_tokens = VocabParallelEmbedding(
@@ -195,7 +200,7 @@ class StableLMEpochModel(nn.Module):
             config.hidden_size,
         )
         self.layers = nn.ModuleList([
-            StablelmDecoderLayer(config, quant_config)
+            StablelmDecoderLayer(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         norm_eps = getattr(config, "norm_eps",
@@ -227,12 +232,13 @@ class StablelmForCausalLM(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.model = StableLMEpochModel(config, quant_config)
+        self.model = StableLMEpochModel(config, cache_config, quant_config)
         self.lm_head = ParallelLMHead(config.vocab_size, config.hidden_size)
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/model_executor/models/starcoder2.py

@@ -25,6 +25,7 @@ from torch import nn
 from transformers import Starcoder2Config
 
 from vllm.attention import Attention, AttentionMetadata
+from vllm.config import CacheConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import get_act_fn
 from vllm.model_executor.layers.linear import (ColumnParallelLinear,
@@ -46,6 +47,7 @@ class Starcoder2Attention(nn.Module):
 
     def __init__(self,
                  config: Starcoder2Config,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.config = config
@@ -101,6 +103,7 @@ class Starcoder2Attention(nn.Module):
             self.scaling,
             num_kv_heads=self.num_kv_heads,
             sliding_window=self.sliding_window,
+            cache_config=cache_config,
         )
 
     def forward(
@@ -150,10 +153,13 @@ class Starcoder2DecoderLayer(nn.Module):
 
     def __init__(self,
                  config: Starcoder2Config,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.hidden_size = config.hidden_size
-        self.self_attn = Starcoder2Attention(config, quant_config=quant_config)
+        self.self_attn = Starcoder2Attention(config,
+                                             cache_config,
+                                             quant_config=quant_config)
         self.mlp = Starcoder2MLP(config, quant_config=quant_config)
         self.input_layernorm = nn.LayerNorm(config.hidden_size,
                                             eps=config.norm_epsilon)
@@ -191,6 +197,7 @@ class Starcoder2Model(nn.Module):
 
     def __init__(self,
                  config: Starcoder2Config,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.config = config
@@ -201,7 +208,9 @@ class Starcoder2Model(nn.Module):
         self.embed_tokens = VocabParallelEmbedding(config.vocab_size,
                                                    config.hidden_size)
         self.layers = nn.ModuleList([
-            Starcoder2DecoderLayer(config, quant_config=quant_config)
+            Starcoder2DecoderLayer(config,
+                                   cache_config,
+                                   quant_config=quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.norm = nn.LayerNorm(config.hidden_size, eps=config.norm_epsilon)
@@ -226,10 +235,13 @@ class Starcoder2ForCausalLM(nn.Module):
 
     def __init__(self,
                  config: Starcoder2Config,
+                 cache_config: Optional[CacheConfig] = None,
                  quant_config: Optional[QuantizationConfig] = None):
         super().__init__()
         self.config = config
-        self.model = Starcoder2Model(config, quant_config=quant_config)
+        self.model = Starcoder2Model(config,
+                                     cache_config,
+                                     quant_config=quant_config)
         self.vocab_size = config.vocab_size
         self.unpadded_vocab_size = config.vocab_size
         if config.tie_word_embeddings:

vllm/model_executor/models/xverse.py

@@ -27,7 +27,7 @@ from torch import nn
 from transformers import PretrainedConfig
 
 from vllm.attention import Attention, AttentionMetadata
-from vllm.config import LoRAConfig
+from vllm.config import CacheConfig, LoRAConfig
 from vllm.distributed import get_tensor_model_parallel_world_size
 from vllm.model_executor.layers.activation import SiluAndMul
 from vllm.model_executor.layers.layernorm import RMSNorm
@@ -89,6 +89,7 @@ class XverseAttention(nn.Module):
         quant_config: Optional[QuantizationConfig] = None,
         bias: bool = False,
         sliding_window: Optional[int] = None,
+        cache_config: Optional[CacheConfig] = None,
     ) -> None:
         super().__init__()
         self.hidden_size = hidden_size
@@ -133,7 +134,8 @@ class XverseAttention(nn.Module):
                               self.head_dim,
                               self.scaling,
                               num_kv_heads=self.num_kv_heads,
-                              sliding_window=sliding_window)
+                              sliding_window=sliding_window,
+                              cache_config=cache_config)
 
     def forward(
         self,
@@ -155,6 +157,7 @@ class XverseDecoderLayer(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
     ) -> None:
         super().__init__()
@@ -175,6 +178,7 @@ class XverseDecoderLayer(nn.Module):
             quant_config=quant_config,
             bias=getattr(config, "bias", False),
             sliding_window=sliding_window,
+            cache_config=cache_config,
         )
         self.mlp = XverseMLP(
             hidden_size=self.hidden_size,
@@ -221,6 +225,7 @@ class XverseModel(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config: Optional[LoRAConfig] = None,
     ) -> None:
@@ -237,7 +242,7 @@ class XverseModel(nn.Module):
             org_num_embeddings=config.vocab_size,
         )
         self.layers = nn.ModuleList([
-            XverseDecoderLayer(config, quant_config)
+            XverseDecoderLayer(config, cache_config, quant_config)
             for _ in range(config.num_hidden_layers)
         ])
         self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
@@ -295,13 +300,14 @@ class XverseForCausalLM(nn.Module):
     def __init__(
         self,
         config: PretrainedConfig,
+        cache_config: Optional[CacheConfig] = None,
         quant_config: Optional[QuantizationConfig] = None,
         lora_config=None,
     ) -> None:
         super().__init__()
         self.config = config
         self.quant_config = quant_config
-        self.model = XverseModel(config, quant_config)
+        self.model = XverseModel(config, cache_config, quant_config)
         self.lm_head = ParallelLMHead(config.vocab_size, config.hidden_size)
         self.logits_processor = LogitsProcessor(config.vocab_size)
         self.sampler = Sampler()

vllm/worker/cache_engine.py

@@ -31,7 +31,7 @@ class CacheEngine:
 
         self.head_size = model_config.get_head_size()
         self.num_layers = model_config.get_num_layers(parallel_config)
-        self.num_heads = model_config.get_num_kv_heads(parallel_config)
+        self.num_kv_heads = model_config.get_num_kv_heads(parallel_config)
 
         self.block_size = cache_config.block_size
         self.num_gpu_blocks = cache_config.num_gpu_blocks
@@ -43,7 +43,15 @@ class CacheEngine:
             self.dtype = STR_DTYPE_TO_TORCH_DTYPE[cache_config.cache_dtype]
 
         # Get attention backend.
-        self.attn_backend = get_attn_backend(model_config.dtype)
+        self.attn_backend = get_attn_backend(
+            model_config.get_num_attention_heads(parallel_config),
+            self.head_size,
+            self.num_kv_heads,
+            model_config.get_sliding_window(),
+            model_config.dtype,
+            cache_config.cache_dtype,
+            self.block_size,
+        )
 
         # Initialize the cache.
         self.gpu_cache = self._allocate_kv_cache(self.num_gpu_blocks, "cuda")
@@ -56,7 +64,7 @@ class CacheEngine:
     ) -> List[torch.Tensor]:
         """Allocates KV cache on the specified device."""
         kv_cache_shape = self.attn_backend.get_kv_cache_shape(
-            num_blocks, self.block_size, self.num_heads, self.head_size)
+            num_blocks, self.block_size, self.num_kv_heads, self.head_size)
         pin_memory = is_pin_memory_available() if device == "cpu" else False
         kv_cache: List[torch.Tensor] = []
         for _ in range(self.num_layers):

vllm/worker/cpu_model_runner.py

@@ -53,7 +53,15 @@ class CPUModelRunner:
         self.kv_cache_dtype = kv_cache_dtype
         self.sliding_window = model_config.get_sliding_window()
         self.block_size = cache_config.block_size
-        self.attn_backend = get_attn_backend(self.model_config.dtype)
+        self.attn_backend = get_attn_backend(
+            self.model_config.get_num_attention_heads(self.parallel_config),
+            self.model_config.get_head_size(),
+            self.model_config.get_num_kv_heads(self.parallel_config),
+            self.model_config.get_sliding_window(),
+            self.model_config.dtype,
+            self.kv_cache_dtype,
+            self.block_size,
+        )
 
         # Lazy initialization.
         self.model: nn.Module  # Set after init_Model
@@ -66,7 +74,8 @@ class CPUModelRunner:
             vision_language_config=self.vision_language_config,
             lora_config=self.lora_config,
             parallel_config=self.parallel_config,
-            scheduler_config=self.scheduler_config)
+            scheduler_config=self.scheduler_config,
+            cache_config=self.cache_config)
 
     def _prepare_prompt(
         self,
@@ -158,7 +167,6 @@ class CPUModelRunner:
             decode_metadata=None,
             block_tables=torch.tensor([]),
             slot_mapping=slot_mapping,
-            kv_cache_dtype=self.kv_cache_dtype,
         )
         return (input_tokens, input_positions, attn_metadata, seq_lens,
                 multi_modal_input)
@@ -242,7 +250,6 @@ class CPUModelRunner:
             prefill_metadata=None,
             decode_metadata=None,
             block_tables=block_tables,
-            kv_cache_dtype=self.kv_cache_dtype,
         )
         return (
             input_tokens,

vllm/worker/cpu_worker.py

@@ -53,7 +53,15 @@ class CPUCacheEngine:
             self.dtype = STR_DTYPE_TO_TORCH_DTYPE[cache_config.cache_dtype]
 
         # Get attention backend.
-        self.attn_backend = get_attn_backend(model_config.dtype)
+        self.attn_backend = get_attn_backend(
+            self.model_config.get_num_attention_heads(self.parallel_config),
+            self.model_config.get_head_size(),
+            self.model_config.get_num_kv_heads(self.parallel_config),
+            self.model_config.get_sliding_window(),
+            self.model_config.dtype,
+            cache_config.cache_dtype,
+            self.block_size,
+        )
 
         # Initialize the cache.
         self.cpu_cache = self._allocate_kv_cache(self.num_cpu_blocks)

vllm/worker/embedding_model_runner.py

@@ -235,7 +235,6 @@ class EmbeddingModelRunner(ModelRunner):
             num_decode_tokens=num_decode_tokens,
             prefill_metadata=prefill_attn_metadata,
             decode_metadata=decode_attn_metadata,
-            kv_cache_dtype=self.kv_cache_dtype,
         )
 
         return (input_tokens, input_positions, attn_metadata, pooling_metadata,

vllm/worker/model_runner.py

@@ -141,10 +141,18 @@ class ModelRunner:
         self.graph_block_tables = np.zeros(
             (max(_BATCH_SIZES_TO_CAPTURE), self.get_max_block_per_batch()),
             dtype=np.int32)
-        self.attn_backend = get_attn_backend(self.model_config.dtype)
+        self.attn_backend = get_attn_backend(
+            self.model_config.get_num_attention_heads(self.parallel_config),
+            self.model_config.get_head_size(),
+            self.model_config.get_num_kv_heads(self.parallel_config),
+            self.model_config.get_sliding_window(),
+            self.model_config.dtype,
+            self.kv_cache_dtype,
+            self.block_size,
+        )
 
         # Lazy initialization
-        self.model: torch.nn.Module  # Set after load_model
+        self.model: nn.Module  # Set after load_model
         # Set if the backend is flashinfer.
         self.flashinfer_workspace_buffer: torch.Tensor
         # Set after load_model.
@@ -160,6 +168,7 @@ class ModelRunner:
                 vision_language_config=self.vision_language_config,
                 parallel_config=self.parallel_config,
                 scheduler_config=self.scheduler_config,
+                cache_config=self.cache_config,
             )
 
         self.model_memory_usage = m.consumed_memory
@@ -753,7 +762,6 @@ class ModelRunner:
             num_decode_tokens=num_decode_tokens,
             prefill_metadata=prefill_attn_metadata,
             decode_metadata=decode_attn_metadata,
-            kv_cache_dtype=self.kv_cache_dtype,
         )
 
         return (input_tokens, input_positions, attn_metadata,
@@ -965,7 +973,6 @@ class ModelRunner:
                     slot_mapping=slot_mapping[:batch_size],
                     prefill_metadata=None,
                     decode_metadata=decode_metadata,
-                    kv_cache_dtype=self.kv_cache_dtype,
                 )
 
                 if self.lora_config: