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[PD] Add the missing Prefill bootstrap timeout for NIXL #34692

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Merged
ShangmingCai merged 1 commit into from
Aug 13, 2026
+5 −0
Merged

[PD] Add the missing Prefill bootstrap timeout for NIXL #34692

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5 changes: 5 additions & 0 deletions python/sglang/srt/disaggregation/nixl/conn.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2745,6 +2745,7 @@ def __init__(
pp_rank,
req_has_disagg_prefill_dp_rank,
)
self.init_time = time.time()
self.has_sent = False
self.chunk_id = 0
self._send_failed = False
Expand Down Expand Up @@ -2790,6 +2791,10 @@ def poll(self) -> KVPoll:
if self._send_failed:
return KVPoll.Failed # type: ignore
status = self.kv_mgr.check_status(self.bootstrap_room)
if status == KVPoll.Bootstrapping:
timeout_result = self._check_bootstrap_timeout()
if timeout_result is not None:
return timeout_result
# Hold Success until all staging chunks transferred: a deferred chunk
# can still be pending, and concluding now would drop it.
if (
Expand Down
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