### What this PR does / why we need it?
**Scope of Changes**:
| File Path |
| :--- |
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`.../distributed/kv_transfer/kv_pool/ascend_store/ascend_store_connector.py`
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`vllm_ascend/distributed/kv_transfer/kv_pool/ascend_store/backend/backend.py`
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.../distributed/kv_transfer/kv_pool/ascend_store/backend/memcache_backend.py`
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.../distributed/kv_transfer/kv_pool/ascend_store/backend/mooncake_backend.py`
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vllm_ascend/distributed/kv_transfer/kv_pool/ascend_store/config_data.py`
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| `
vllm_ascend/distributed/kv_transfer/kv_pool/ascend_store/kv_transfer.py`
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| `
vllm_ascend/distributed/kv_transfer/kv_pool/ascend_store/pool_scheduler.py`
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| `
vllm_ascend/distributed/kv_transfer/kv_pool/ascend_store/pool_worker.py`
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| `
.../distributed/kv_transfer/kv_pool/cpu_offload/cpu_kv_cache_manager.py`
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| `
.../distributed/kv_transfer/kv_pool/cpu_offload/cpu_offload_connector.py`
|
| ` vllm_ascend/distributed/kv_transfer/kv_pool/cpu_offload/metadata.py`
|
| ` vllm_ascend/distributed/kv_transfer/kv_pool/ucm_connector.py` |
| `
vllm_ascend/distributed/kv_transfer/utils/mooncake_transfer_engine.py` |
| ` vllm_ascend/distributed/kv_transfer/utils/utils.py` |
| ` vllm_ascend/kv_offload/cpu_npu.py` |
| ` vllm_ascend/kv_offload/npu.py` |
| ` vllm_ascend/lora/lora_ops.py` |
| ` vllm_ascend/lora/punica_npu.py` |
| ` vllm_ascend/lora/utils.py` |
### Does this PR introduce _any_ user-facing change?
### How was this patch tested?
- vLLM version: v0.13.0
- vLLM main:
2c24bc6996
---------
Signed-off-by: MrZ20 <2609716663@qq.com>
Signed-off-by: SILONG ZENG <2609716663@qq.com>
This commit is contained in:
@@ -4,8 +4,7 @@ from vllm.logger import init_logger
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from vllm.utils.platform_utils import is_pin_memory_available
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from vllm.v1.attention.backend import AttentionBackend # type: ignore
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from vllm.v1.kv_offload.mediums import CPULoadStoreSpec, GPULoadStoreSpec
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from vllm.v1.kv_offload.worker.worker import (OffloadingHandler,
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TransferResult, TransferSpec)
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from vllm.v1.kv_offload.worker.worker import OffloadingHandler, TransferResult, TransferSpec
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logger = init_logger(__name__)
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@@ -44,7 +43,6 @@ def expand_block_ids(
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class CpuNpuOffloadingHandler(OffloadingHandler):
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def __init__(
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self,
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gpu_block_size: int,
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@@ -81,20 +79,22 @@ class CpuNpuOffloadingHandler(OffloadingHandler):
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cpu_shape[num_blocks_idx] = num_cpu_blocks * self.block_size_factor
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logger.debug("Allocating CPU tensor of shape %r", cpu_shape)
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self.cpu_tensors.append((
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torch.zeros(
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cpu_shape,
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dtype=gpu_tensor[0].dtype,
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device="cpu",
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pin_memory=pin_memory,
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),
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torch.zeros(
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cpu_shape,
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dtype=gpu_tensor[0].dtype,
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device="cpu",
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pin_memory=pin_memory,
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),
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))
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self.cpu_tensors.append(
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(
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torch.zeros(
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cpu_shape,
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dtype=gpu_tensor[0].dtype,
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device="cpu",
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pin_memory=pin_memory,
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),
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torch.zeros(
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cpu_shape,
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dtype=gpu_tensor[0].dtype,
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device="cpu",
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pin_memory=pin_memory,
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),
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)
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)
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def transfer_async(self, job_id: int, spec: TransferSpec) -> bool:
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logger.info("start transfer_async...")
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@@ -123,9 +123,7 @@ class CpuNpuOffloadingHandler(OffloadingHandler):
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dst_sub_blocks_to_skip = -src_blocks.size % dst_block_size_factor
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src_sub_block_count = src_blocks.size * src_block_size_factor
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assert (
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src_sub_block_count == dst_blocks.size * dst_block_size_factor -
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dst_sub_blocks_to_skip)
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assert src_sub_block_count == dst_blocks.size * dst_block_size_factor - dst_sub_blocks_to_skip
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src_to_dst = np.empty((src_sub_block_count, 2), dtype=np.int64)
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expand_block_ids(src_blocks, src_block_size_factor, src_to_dst[:, 0])
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@@ -137,18 +135,14 @@ class CpuNpuOffloadingHandler(OffloadingHandler):
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)
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src_to_dst_tensor = torch.from_numpy(src_to_dst)
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event = self.events_pool.pop(
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) if self.events_pool else torch.npu.Event()
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event = self.events_pool.pop() if self.events_pool else torch.npu.Event()
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with torch.npu.stream(stream):
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for src_tensor, dst_tensor in zip(src_tensors, dst_tensors):
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src_key_cache, src_value_cache = src_tensor[0], src_tensor[1]
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dst_key_cache, dst_value_cache = dst_tensor[0], dst_tensor[1]
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torch.ops._C_ascend.swap_blocks(src_key_cache, dst_key_cache,
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src_to_dst_tensor)
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torch.ops._C_ascend.swap_blocks(src_value_cache,
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dst_value_cache,
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src_to_dst_tensor)
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torch.ops._C_ascend.swap_blocks(src_key_cache, dst_key_cache, src_to_dst_tensor)
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torch.ops._C_ascend.swap_blocks(src_value_cache, dst_value_cache, src_to_dst_tensor)
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event.record(stream)
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@@ -175,4 +169,4 @@ class CpuNpuOffloadingHandler(OffloadingHandler):
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event = self.transfer_events.get(job_id)
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if event is not None:
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# This will block until the NPU event is complete
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event.synchronize()
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event.synchronize()
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