Name: Rucio Meeting
Start: 2023-10-05T15:00:00+02:00
End: 2023-10-05T16:00:00+02:00
Location: No location set

1

News

October release schedule
- 32.? Oct 9
- 32.? Oct 23 will possibly be moved to Oct 30
Release names 2024 vote
- Rucio 34 "Donkey Potter and the Data Cache"
- Rucio 35 LTS "Donkey and the Data Factory"
- Rucio 36 "Donkey Unchained"

2

Community News & DevOps roundtable

ATLAS
Fermilab DUNE/...
- RUBIN
  - transmogrifier does not work on dev instance
    - log shows new dids being processed/noticed
    - Does not generate any rules though
      - Duplicate rule errors
- Figuring WebUI out as well
Belle II
ESCAPE/EOSC-Future
- Incoming PR for Jupyterlab Extension
  - Fixing tests
  - Updating to the newest version
- Updating documentation
DUNE/Edinburgh
- policy package updates
  - Adding checks for did presence
    - datasets, files
- Coming to auditor for object stores soon
- Creating VO-specific tests for DUNE
ALTO
- Good progress for WebUI/Transfer monitoring
  - Working on backend now
  - Discussion about topology view for transfer monitoring
- In parallel working on sorting algorithms
MultiVO/RAL

3

Developers roundtable

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]
    - One query under discussion, otherwise underway and should be included
  - WebUI Release 33 page tracker (4/16) #301 [Mayank, Anton, Eraldo]
    - Handover Anton -> Eraldo
    - Mayank working on deployment side of things
  - Transfer status visual representation #6189 [Radu, Jensen]
    - Topology view it depends on third-party dependencies and their integration
    - Historical transfer mechanism in preparation
      - When done the data can be visualized in webui
  - Dynamic distance between RSEs #5012 [Radu, Jensen]
    - In early stages
    - Needs more discussion
    - Potentially not for 33
  - revisit submitter source selection strategy #5776 [Radu, Jensen]
    - Idea is somebody from Yale Team can implement it
- In Review
  - Unable to Delete File DID via Undertaker #5154 [Anton]
    - --> potentially scratch for 33
  - Incorporate IAM-based testing for token workflows #6188 [Eraldo, Dimitrios]
    - Eraldo prepared the container
      - Can check with curl requests if it is "good enough"
      - Full testing (via rucio code) - code does not exist in Rucio yet
  - scitags/packet marking support #5856 [Radu]
    - PR is open and needs review
    - Need final decision from FTS side about the final parameter name for the tag
- Todo
  - Design and implement a token request module #6187 [Dimitrios]
    - Will definitely come
      - Probably not as flexible as needed down the road (Single profile, single config)
  - Document and cleanup discrepancies between surl and lfn2pfn algorithms #5129 [Martin]
    - Will come
  - foreign key error on deleting dids in reaper #5733 [Martin]
    - Potentially drop
  - Review state of temporary dids (and thus Light Reaper) #6317 [Dimitrios]
    - Executive decision: Let's take it out
  - Tests cleanup [Radu] #6212
    - Update ticket
- Done
  - Review lost data handling (replica-recoverer) [Martin]
    - Open an issue from the discussion [Cedric] --> #6337
Documentation corner
- 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]
Other topics

4

AOB