Docs: add missing metrics to metric tables#64046
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| ``ti.queued`` ``ti.queued.{queue}.{dag_id}.{task_id}`` Number of queued tasks in a given Dag. | ||
| ``ti.running`` ``ti.running.{queue}.{dag_id}.{task_id}`` Number of running tasks in a given Dag. As ti.start and ti.finish can run out of sync this metric shows all running tis. | ||
| ``ti.deferred`` ``ti.deferred.{queue}.{dag_id}.{task_id}`` Number of deferred tasks in a given Dag. | ||
| ``ol.event.size.{event_type}.{operator_name}`` ``-`` Size in bytes of an OpenLineage event by event type and operator. |
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Is this not sorted alphabetically?
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Mar 21, 2026
| ``deadline_alerts.deadline_missed`` ``-`` Number of deadline alerts that fired because a Dag run missed its deadline | ||
| ``deadline_alerts.deadline_not_missed`` ``-`` Number of deadline records deleted because the Dag run finished before the deadline | ||
| ``ol.emit.failed`` ``-`` Number of failed OpenLineage event emit attempts | ||
| ``edge_worker.heartbeat_count`` ``edge_worker.heartbeat_count.{worker_name}`` Number heartbeats in an edge worker. |
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Where is this generated from? Shall it really contain provider specific metrics in the docs in core?
Same with ecs_executor below...
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Good question - those are define in a shared metrics observability library - and possibly we should have a mechanism (similar to configuration) to define them and pull them in the provider's docs:
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Add missing metrics to the documentation metric tables including deadline alerts, edge worker counters, OpenLineage metrics, executor adopt durations, and other recently added metrics.
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