[Logging] Guard log_prefill_stats against idle batches in disagg prefill (#19361)

2026-02-25 13:31:52 -08:00
parent 08957c88ea
commit c60dcc40bb
1 changed files with 1 additions and 1 deletions
--- a/python/sglang/srt/disaggregation/prefill.py
+++ b/python/sglang/srt/disaggregation/prefill.py
@@ -535,7 +535,7 @@ class SchedulerDisaggregationPrefillMixin:

        self.maybe_send_health_check_signal()

-        if self.current_scheduler_metrics_enabled:
+        if self.current_scheduler_metrics_enabled and batch.prefill_stats is not None:
            can_run_cuda_graph = getattr(result, "can_run_cuda_graph", False)
            self.log_prefill_stats(
                prefill_stats=batch.prefill_stats,