shahar1 commented on code in PR #67927:
URL: https://github.com/apache/airflow/pull/67927#discussion_r3565718097
##########
airflow-core/src/airflow/jobs/triggerer_job_runner.py:
##########
@@ -1374,6 +1389,12 @@ async def create_triggers(self):
trigger_instance.asset_state_store = AssetStateStoreAccessors(
inlets=[Asset(name=name, uri=uri) for name, uri in
workload.watched_assets.items()]
)
+ if workload.queued_at is not None:
+ stats.timing(
+ "triggerer.trigger_queue_delay",
+ int((time.monotonic() - workload.queued_at) * 1000),
Review Comment:
There might be an issue to use time.monotonic() - it's stamped in the
supervisor process but subtracted in the runner subprocess, and its zero point
isn't guaranteed to line up across processes, so the delay is only really
trustworthy because both happen to run on the same host.
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