RAL Tier1 Experiments Liaison Meeting

Wednesday 29 May 2024, 13:30 → 15:00 Europe/London

Access Grid (RAL R89)

14:00 Major Incidents Changes

1 Summary of Operational Status and Issues

Speakers: Brian Davies (Lancaster University (GB)), Darren Moore, Kieran Howlett (STFC RAL)

Weekly Report 29 May 2024.docx

Weekly Report 29 May 2024.pdf

14:10 Experiment Operational Issues

2 VO Liaison CMS

Speaker: Katy Ellis (Science and Technology Facilities Council STFC (GB))

3 VO-Liaison ATLAS

Speakers: Dr Brij Kishor Jashal (RAL, TIFR and IFIC), Jyoti Prakash Biswal (Rutherford Appleton Laboratory)

Meeting notes

4 VO Liaison Others

5 VO Liaison LHCb

Speaker: Alexander Rogovskiy (Rutherford Appleton Laboratory)

LHCb:

• A cvmfs issue on one of the WNs
  • WN is put offline
• New set of etf tests is now used in production
  
  • Storage tests are present as well
  • WN tests fail for EL7 queue due to lack of openssl
    
    • Queues seems to be selected randomly
    • Does not affect A&R since "Warning" is returned on failure
• Follow up on xrootd bug?
• DIRAC accounting machine is migrating to EL9 today, so plots are unavailable

ALICE:

• Requested migration to EL[89] queue

6 VO Liaison LSST

Speaker: Timothy John Noble (Science and Technology Facilities Council STFC (GB))

7 VO Liaison APEL

Speaker: Thomas Dack

14:45 AOB

8 Any other Business

Speakers: Brian Davies (Lancaster University (GB)), Darren Moore