Rucio Meeting

Thursday 28 Sept 2023, 15:00 → 16:00 Europe/Zurich

Martin Barisits (CERN)

15:00 → 15:05 News

• Launch of SIG Tokens
• DIRAC & Rucio workshop
• Reminder to participate in release name voting
• October meeting schedule
  • Oct 5
  • Oct 12
  • Oct 19 CANCELLED (Rucio workshop)
  • Oct 26

15:05 → 15:20 Community News & DevOps roundtable

• ATLAS
  • 32.3.1 running
  • --deep testing (In preparation to potentially remove collection replicas)
    • works well
• CMS
  • 32.3.1 in PROD
    • Rocky deployment
      • Authentication does not work with certain certificates
        • Reverted auth servers, which seems to work
      • ALMA9 openssl rejecting certs with too short keys
        • Rejects proxies as well (mod_gridsite, not used)
    • More news later today/next meeting
  • CMS Schedule for S&C week
    • Not possible to join Rucio meeting next week
• Fermilab DUNE/RUBIN/co
• ALTO
  • Radu prepared slides for Yale class
  • Preparing for the transfer visualisation plan

15:20 → 15:50 Discussion of Rucio Token Document v0.1

Speaker: Dimitrios Christidis (CERN)

2023.09.28 Rucio Token Workflow Evolution.pdf

SIG Tokens

15:50 → 15:55 Developers roundtable

Progress-2023-09-28.png

• Rucio 33 "Eternal Sunshine of the Donkey's Mind" roadmap
  • In Progress
    • Design and implement a token cache module #6183 [Dimitrios]
    • Introduce the RSE decommissioner daemon #6321 [Yutaro, Dimitrios]
    • WebUI Release 33 page tracker (4/14) #301 [Mayank/Anton]
      • list_subscriptions are covered
      • Working on create_rule part
    • Transfer status visual representation #6189 [Radu, Jensen]
      • Discussion for model/visualising transfers
    • Dynamic distance between RSEs #5012 [Radu, Jensen]
    • revisit submitter source selection strategy #5776 [Radu, Jensen]
  • In Review
    • Unable to Delete File DID via Undertaker #5154 [Anton]
    • Incorporate IAM-based testing for token workflows #6188 [Eraldo, Dimitrios]
  • Todo
    • Design and implement a token request module #6187 [Dimitrios]
    • Document and cleanup discrepancies between surl and lfn2pfn algorithms #5129 [Martin]
    • foreign key error on deleting dids in reaper #5733 [Martin]
    • Review state of the Light Reaper #6317 [Martin]
    • Review lost data handling (replica-recoverer) [Martin]
      • Open an issue from the discussion [Cedric]
      • Monitoring the suspicious replicas would be helpful
        • Fabio put together a grafana panel
    • Tests cleanup [Radu] #6212
    • scitags/packet marking support #5856 [Radu]
  • Done
• Documentation corner
  • Fix: Adding Missing Menu Entry for Notifications section #252 [Eraldo]
  • Documentation and dev guidelines for Mypy type annotations #116 [Mayank, Martin]
  • Document environmental variables affecting the client #171 [Dimitrios]
  • Improve documentation on rucio.cfg vs configuration table #183 [Radu]
  • Add an FAQ-style entry aimed at users for STUCK rules #184 [Fabio]
  • Add instruction about DB partitioning #185 [Martin]
  • bridge the gap between running rucio in demo env and full production deployment #187 [Radu]
  • Introduce documentation on subscriptions #190 [Cedric]
  • list_file replicas usage #6333 [Eraldo]

15:55 → 16:00 AOB