[Meeting Notes] Airflow 3 dev call - 29 January 2026

[Vikram Koka via dev <de...@airflow.apache.org>]

Hey everyone,

Thank you for attending the dev call on Jan 29th. I updated our meeting notes
on the Airflow wiki and the link for those notes is here
<https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=373886699#Airflow3.xDevCall:Meetingnotes-Summary.30>

To everyone who attended the meeting, please check the summary and add
anything that I may have missed. For those who could not join, please let
us know if you disagree with anything discussed and agreed upon in the
meeting. Also, please do ask questions if something is unclear.

Our next meeting is scheduled for the day after tomorrow the 12th of
February at the same time. The agenda is already populated, primarily with
swim lane updates and Airflow 3.2 AIP updates. If you would like to keep
this call to discuss a particular topic, please let me know if you would
like to add anything to the agenda
<https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=373886699#Airflow3.xDevCall:Meetingnotes-ProposedAgenda.32>
.

Best regards,
Vikram
--
Below is the summary from the call:

   - Swim lane updates:
      - UI Test framework (Rahul Vats):
         - Rahul shared that we now have 65 test cases with good input from
         the community.
         - He also shared that as a result CI now takes 15 minutes for
         these tests and optimization is needed, with one approach to
move some of
         these into unit tests. Rahul said he is working with Brent on this.
         - Rahul also mentioned that this has already been valuable in
         catching a bug in main before the 3.1.7 release.
         - Still working on an important issue with Grid performance with
         large DAGs. Kaxil highlighted a great PR from Christos which fixed a
         performance issue i.e. #54103
      - UI / API  (Pierre Jeambrun):
         - Pierre shared an overall update including several feature
         changes that will show up in Airflow 3.2 such as permissions
changes for
         API-level access controls, UI customization changes, and
React compiler
         optimizations.
         - Kartik had added a significant change in PR #60274 which
         resulted in noticeable improvements in API server performance, by
         eliminating duplicate fetching.
      - Airflow 3.2 development updates:
      - Task SDK Update (Amogh)
         - Amogh said that the Task SDK work is nearing completion
         excluding small core imports and that he had to make changes to the
         Deadline Alerts for SDK separation compliance which needs
review from the
         AWS team.
         - He also added that he was working on a declarative connections
         loading scheme via YAML spec to decouple providers.
      - Deadline Alerts (Dennis Ferruzzi):
         - Dennis shared that sync callback support PR is ready for base /
         local executors. Niko has reviewed this and will have changes.
         - Dennis said that the behavior of the sync callbacks will be
         different from the old SLA callbacks because these will be run by the
         workers rather than by the DAG file processor.
         - Kaxil said this could have concurrency implications and asked
         for the documentation changes detailing this behavior.
      - Multi-team (Niko / Vincent):
         - Niko said the executor updates were in flight with the AWS Batch
         executor work completed and others assigned to community
members. Niko said
         that the celery executor work is complex and still in progress.
         - The second stream of work was on the UI, with the pool selector
         UI updates by Vincent nearing completion.
         - Niko said that the dag_id uniqueness work was difficult and
         probably would not be in the 3.2 release.
      - Asset Partitions (Daniel Standish):
         - Daniel shared that the scheduler changes for DAG scheduling
         based on partitions was in flight, with several PRs having
been added by
         Wei.
         - The next big item was backfill support for asset partitions.
         - Daniel also shared that the UI work was being planned with Brent.
      - AIP-98 Async support for Python Operator (David Blain):
         - David shared that this had already been merged and would be part
         of Airflow 3.2.
         - There was an open item for documentation around this,
         specifically regarding the use cases supported.
         - David shared that this would eventually lead to the Iterable
         Operator work in AIP-98.
      - Discussion topics:
   - AIP-95 Providers lifecycle governance (Vikram)
         - Vikram shared that the first PR for the updated governance
         process was merged and that the new process enables the sponsoring of
         additional providers.
         - Initial candidates identified include Vespa and Informatica,
         which are both in flight.
      - AIP-94 CLI Decoupling (Bugra)
         - Bugra noted that the voting period for this AIP was currently
         active through the week and invited feedback.
         - Bugra elaborated that the current plan was to have Airflow CLI
         commands proxy to Airflow CTL for remote operations, without any
         user-facing changes.
         - Local admin commands such as DB clean would remain unchanged.
         - Kaxil suggested an alternative i.e. single Airflow CTL set of
         commands for all operations.

-- 

Vikram Koka
Chief Strategy Officer
Email: vikram@astronomer.io


<https://www.astronomer.io/>