Rucio Development Meeting

Thursday 24 Jun 2021, 15:00 → 16:00 Europe/Zurich

Martin Barisits (CERN)

15:00 → 15:05 News

• Code freeze for 1.26 release
  • RC1 probably only on Monday
• CHEP Paper finally submitted
• July Meeting schedule
  • Bi-Weekly meetings for summer:
    • Jul 01
    • Jul 15
    • Jul 29
    • Aug 12
    • Aug 26
    • Sep 02

15:05 → 15:15 Community News & DevOps roundtable

• ATLAS
  • Running combined T0 SFO export challenge
    • Went very well
• CMS
  • Oracle 19c migration
    • Still needs to be scheduled (July?)
• Fermilab
  • Upgrading DUNE rucio version
• Belle II
• MultiVO
  • Sorting through submissions (by VO)
• ESCAPE
  • Discussed Rucio agnostic sites/storage
    • No followup on it yet
  • Deterministic vs non-deterministic RSEs
    • Possibility for hybrids?
      • Needs to be discussed
  • Datalake as a service
    • Continuation of GSOC Jupyterlab project
    • Documentation to go to rucio doc/repo
  • Issues with K8s cluster
  • New milestone for ESCAPE and Rucio
    • QoS usecases by July
• WLCG DOMA
  • Data Challenge
    • Transfers not being submitted
      • Suspicion: "Data Challenge" activity not part of any ATLAS Submitter
    • Discussion with CMS as well how to proceed
• SKAO

15:15 → 15:25 Hot topics

15:25 → 15:55 Developers roundtable

Rucio 1.26 "Donkey League of La Mancha" priority followup

• In Progress
  • Discuss and plan mysql5 deprecation [Mario]
    • Open PRs
      • mysql8 failures
      • FOR UPDATE NOWAIT with LIMIT possibly not working
  • Test SSO Login [Rizart]
    • Studied API and look into connection to CERN SSO
    • Checking with CRIC since they already successfully did this
    • Application registered on CERN-SSO
  • Versioned history tables #2063 [Martin]
• Todo
• Done
  • Remove webpy endpoints and dependency #4044 [Ben]
  • Migrate documentation to new docusaurus [Martin, Ben, Daniel]
  • Rename reaper2 to reaper #4462 [Martin]
  • Test Import and Export of CRIC JSON [Rizart]
  • Python 3.8 and 3.9 testing #4453 [Ben]
  • Re-Factor Transfer workflow [Radu]
  • Hermes2 planning
  • Setup.py and requirements overhaul #4456 [Ben]
• Delayed
  • QoS #3419 [Mario, Martin, Rizart]
  • Auditor overhaul #3437 [Dimitrios, Eric]
  • rucio.cfg vs Config table #2630 [Mario]
  • Logging Review #4220 [All Component leads]
  • Test and switch to new rule algorithm #4215 [Martin]
  • Switch to policy-packages as default [James, Martin]
  • Cleanup tickets #4463 [*]

Developer roundtable

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15:55 → 16:00 AOB