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[BugFix] Fix a bug in counting running sequences #266

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Merged
WoosukKwon merged 1 commit into from
Jun 26, 2023
Merged

[BugFix] Fix a bug in counting running sequences #266

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8 changes: 6 additions & 2 deletions vllm/core/scheduler.py
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Original file line number Diff line number Diff line change
Expand Up @@ -156,7 +156,9 @@ def _schedule(self) -> Tuple[SchedulerOutputs, List[str]]:
# The total number of sequences in the RUNNING state should not
# exceed the maximum number of sequences.
num_new_seqs = seq_group.num_seqs(status=SequenceStatus.SWAPPED)
num_curr_seqs = len(self.running)
num_curr_seqs = sum(
seq_group.num_seqs(status=SequenceStatus.RUNNING)
for seq_group in self.running)
if num_curr_seqs + num_new_seqs > self.scheduler_config.max_num_seqs:
break

Expand Down Expand Up @@ -198,7 +200,9 @@ def _schedule(self) -> Tuple[SchedulerOutputs, List[str]]:
# The total number of sequences in the RUNNING state should not
# exceed the maximum number of sequences.
num_new_seqs = seq_group.num_seqs(status=SequenceStatus.WAITING)
num_curr_seqs = len(self.running)
num_curr_seqs = sum(
seq_group.num_seqs(status=SequenceStatus.RUNNING)
for seq_group in self.running)
if num_curr_seqs + num_new_seqs > self.scheduler_config.max_num_seqs:
break

Expand Down