Name: Rucio Meeting
Start: 2023-02-09T15:00:00+01:00
End: 2023-02-09T16:00:00+01:00
Location: No location set

15:00 → 15:05

News 5m

One Google Summer of Code project proposal for Rucio submitted
Mattermost move proposal
- https://mattermost.web.cern.ch/rucio
- Sending out eMail to usual mailing lists that the move will happen on March 6
- On March 6 official announcement on Slack that we are now only on Mattermost
  - Disable all Slack invitation links (no new members)
- On March 10 archive ALL channels
  - Maybe not possible for #general
- Sometime in the future delete the workspace completely
Next week release checkpoint

15:05 → 15:25

Community News & DevOps roundtable 20m

ATLAS
- signed_url issue still a problem (Seee last week notes)
  - more monitoring fields to understand the issue
- Alma9 testing
  - Servers worked well
  - Reaper issue with gfal2
    - CPU Consumption very high
    - Worked correctly, but much slower
    - Did not investigate further (yet)
    - Standard RPM was used
    - Needs investigation by GFAL team
CMS
- Lag between FTS and Rucio
  - Transfer Success / Failure until it shows up in Rucio
    - 8h gap, 24h gap, ... seen
    - Is conveyor-receiver ran?
      - Radu: Yes, but not in the full_update mode, so it will still wait for finisher #5532
    - Need to understand if it is held by finisher or by poller/receiver
  - Recovery from accidental mark as lost issue
    - finisher took a morning to work through 1M requests
    - CMS running 4 x 5 = 20
    - ATLAS runs 42 finisher threads (=6 x 7 or so)
- Lag in staging from tape
  - Probably not a Rucio thing?
    - FTS issue?
Fermilab / DUNE / RUBIN / ...
- DUNE
  - Protocol priorities
    - delete-protocol reshuffles existing protocol priorities - no like :-)
  - Issue with renewing tokens not working
    - Fixed in next weeks LTS release
  - rucio upload failing to dpm sites without full parent directory tree
    - gfal does not trigger parent directory creation?
    - Noticed in move from 1.26 to 1.29
- RUBIN
  - data ingest test successful
ESCAPE / InterTwin
- Not much news
MultiVO / RAL

15:25 → 15:55

Developers roundtable 30m

1.31 "Donkeys of the Caribbean" Priority followup
- In Progress
  - Create ongoing token architecture document [Dimitrios]
  - Increase WebUI Test coverage [Mayank]
    - 2 / 4 suites implemented
      - React Component tests
      - API tests
    - Remaining are integration tests
  - Collect feedback from running ATLAS webui beta [Mayank]
  - Move WebUI Core to Clean + Hexagonal Architecture + Domain Driven Design #117 [Mayank]
    - UserPass login workflow migrated;
    - 7 more rest-calls need to be moved
    - UI Components need to be moved too
    - Change of branches on repo
  - Merge list_dids and list_dids_extended methods #5448 [Rob]
  - Track SQLAlchemy 2.0 migration progress [Yuyi, Martin]
    - Probably hard to auto-generate
    - Maybe just an overview of which modules are migrated and which are missing
      - https://github.com/rucio/rucio/tree/master/lib/rucio/core
    - Radu went through testfailures on 2.0 migration
      - Fixed some, but not complete at all (Radu not working actively on this)
      - Left are the tricky ones
- In Review
  - Unable to Delete File DID via Undertaker #5154 [Martin, Anton]
- Todo
  - Exchange of tombstone function-based indices with normal indices #5440 [Martin]
  - foreign key error on deleting dids in reaper #5733 [Martin, Cedric]
  - Rules on containers in state OK but not all the files from the containers have locks #5447 [Martin]
  - Reduce rule tickets to <13 [Martin]
  - Create a server/daemon installation howto #5445 [Mayank]
  - Create developers testing guide in the documentation #5452 [Mayank]
  - WebUI release process #121 [Mayank]
  - Replace hermes1 by hermes2 [Mario, Cedric] -> ticket
    - Rename hermes1 -> hermes_legacy
    - hermes2 -> hermes
    - Need to check hermes2 if everything is there
      - Would need to check ActiveMQ and eMail in e.g. ATLAS
- Done
  - Add python 3.10 tests to CI framework. #5145 [Mayank]
  - STOMP connections not closed by Hermes? #5894 [Eric, Yuyi]
    - Simulation with hermes and could not trigger connection problem
    - Needs more investigation
    - This one can be closed, but Kronos does make connection issues
Documentation corner
- Ambiguity of "developing" and "developer" #25 [Eraldo]
  - PR out, needs review
- Document environmental variables affecting the client #171 [Dimitrios]
- Documentation and dev guidelines for MyPi type annotations #116 [Mayank, Martin]
- Create developers testing guide in the documentation #177 [Mayank] [1.31 priority]
- Create a server/daemon installation howto #178 [Mayank] [1.31 priority]
Other topics

15:55 → 16:00

AOB 5m

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Rucio Meeting