Apache Airflow backfills are slow and risky

Data engineering2 posts from 2 people2d active+00 posts in the last 7 days, 0 the 7 days before (fading)Unverified

Posts per day2 posts, Aug 31 to Sep 25

The posts behind it

2, newest first

Post	Where	Date
Calendar view rework### Description The issue is for covering the work of changing the design of the calendar view. We will start with a static mockup to get feedback from the community and then move on with the implementation. These are the current pages ### Use case/motivation The current...apache/airflowxBis7	apache/airflowxBis73 replies	Sep 92 weeks ago
Cancelling a backfill leaves its runs unschedulable forever### Under which category would you file this issue? Airflow Core ### Apache Airflow version 3.2.2 ### What happened and how to reproduce it? After a backfill is cancelled, clearing one of its DAG runs sends the run back to `queued`, where it stays. In this case it had still not...apache/airflowaeroyorch	apache/airflowaeroyorch	Aug 313 weeks ago

Companies and products named

Company or product	Posts naming it
Apache Airflow	2
GitHub	2
Kubernetes	1
Docker	1

About this problem

Evidence

2 posts from 2 people in 1 place, about 1 a week over 10 days. Mostly on apache/airflow. Tools named alongside: GitHub, Kubernetes, Docker.

Frustration Frustration 0 of 3· Seen on GitHub issues

How it was grouped

Posts that state a pain and match the "backfills" rule about Apache Airflow. First post Aug 31, 2026, latest Sep 9, 2026. Unverified: fewer than 3 posts, or one person or place only. Method

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The posts behind it

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