Saadmadni84 commented on PR #60105:
URL: https://github.com/apache/airflow/pull/60105#issuecomment-3730030710
> > Hi @bbovenzi, I’ve addressed the requested changes and fixed the lint
issue in TaskInstanceSummary. CI has been rerun. Thanks for taking another look.
>
> Again, we need a fastapi update to support this. Fetching 1000 task
instances for every dag on the dags list page will affect the performance too
much to be acceptable for users.
>
> You can look at our dags with runs endpoint in `/ui`. In this case we
don't even want the entire task instance object. Just stats. So the response
can look like:
>
> ```
> {
> ...dag,
> latest_dag_runs: [],
> latest_run_stats: {
> success: 5,
> failed: 1,
> queued: 1,
> upstream_failed: 2
> }
> }
> ```
Thanks for the clarification — that makes sense.
I’ll explore adding a FastAPI endpoint that returns aggregated task instance
stats (similar to the DAG runs endpoint under /ui) and update the UI to consume
only those summaries instead of fetching full task instance objects.
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