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scheduler: Cache also the last block after KV recving #32168

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scheduler: Cache also the last block after KV recving #32168

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5 changes: 3 additions & 2 deletions vllm/v1/core/sched/scheduler.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1676,12 +1676,13 @@ def _update_waiting_for_remote_kv(self, request: Request) -> bool:
num_computed_tokens = len(block_ids) * self.block_size
# Handle the case where num request tokens less than one block.
num_computed_tokens = min(num_computed_tokens, request.num_tokens)
if num_computed_tokens == request.num_tokens:
num_computed_tokens -= 1
# This will cache the blocks iff caching is enabled.
self.kv_cache_manager.cache_blocks(request, num_computed_tokens)

# Update the request state for scheduling.
if num_computed_tokens == request.num_tokens:
# need to recompute last token in order to sample the next token
num_computed_tokens -= 1
request.num_computed_tokens = num_computed_tokens

# Return that we are ready.
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