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#1: 10 Aug 2020 - Planning & Scoping

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• Scheduler HA

  • Progress

    • MySQL 8 tests have been added
    • Adoption of orphaned tasks have been added to Kubernetes and to the new CeleryKubernetesExecutor (PR)
    • All (but one) Tests are passing
    • Instructions to run the PR with Multiple Schedulers using docker-compose have been added (link to the comment)
    • Received some reviews on Monday -- Should be addressed by today/tomorrow
  • All Big/Critical Concerns have been addressed (escape hatch for locks, MySQL 8 tests, Moving callbacks to DagFileProcessor)
  • Room to improve code readability which isn't a blocker and would be addressed in follow-up PR
  • Ash is in talks with Kevin to test his Giant DAG to verify Scheduler Performance to address one of Kevin Yang's concern
  • There would be a separate PR for retrying transactions to avoid deadlocks as suggested by MySQL guide on handling deadlocks
• API
  • Kamil and Omair are hoping to complete work on the Task Instance Endpoint PR by the end of this week
  • James is working to map existing permissions to the UI, hoping to complete by end of the week too. Link to PRs
• Backport Providers
  • Backport packages 2020.10.5 will be released without cncf.kubernetes. We will create a separate release for cncf.kubernetes that will address the issues Kamil found in RCs. Link to VOTE thread.
• Airflow 1.10.13 Release
  • Will be released as per the planned timeline (Airflow 2.0 - Planning [Archived]) i.e. Last Week of October. 
• Airflow 2.0 Alpha
  • Revisit on Thursday based on the progress with Scheduler HA & API whether we would be able to release first alpha this Friday.
•  Others:
  • Kaxil to create Github Issues for the feedback received on the Documentation Improvement Thread and create threads asking for VOTES for previously discussed items like removing pickles.
  • Vikram will write up, share and all can review on what we mean by ALPHA and BETAs.

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