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RAL Tier1 Experiments Liaison Meeting

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Access Grid (RAL R89)

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RAL R89
Videoconference
RAL Tier1 Experiments Liaison Meeting
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Zoom Meeting ID
66811541532
Host
Alastair Dewhurst
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ACTIONS (From last meeting):

DM - Add brief current status to GGUS tickets to aid understanding of non-regular attendees - COMPLETE

TBr - Increase the number of WN's  running XrootD 5.2 from 10 to 20 to help facilitate the investigation of low I/O rates. - COMPLETE

ACTIONS (New)

TBr - Liasions have decided that the lower rate of I/O with XrootD 5.2 is acceptabel and have authorised TBr to roll-out to the complete batch farm.

 

There are minutes attached to this event. Show them.
    • 13:38 → 13:39
      Major Incidents Changes 1m
    • 13:39 → 13:40
      Summary of Operational Status and Issues 1m

      https://stfc365.sharepoint.com/:w:/r/sites/RAL-LCG2Tier1Liaison/Shared%20Documents/General/Weekly%20Reports/Weekly%20Report%2028%20June%202021%20.docx?d=w6f94cc094c184a20a0b56bf762a2cdfe&csf=1&web=1&e=wo4Rkb

      Speakers: Brian Davies (Lancaster University (GB)), Darren Moore (Science and Technology Facilities Council STFC (GB))
      Weekly Report 28 June 2021 .docx
      Weekly Report 28 June 2021 .pdf
    • 13:40 → 13:41
      GGUS /RT Tickets 1m

      https://tinyurl.com/T1-GGUS-Open
      https://tinyurl.com/T1-GGUS-Closed

    • 13:41 → 13:42
      Site Availability 1m

      https://lcgwww.gridpp.rl.ac.uk/utils/availchart/

      https://cms-site-readiness.web.cern.ch/cms-site-readiness/SiteReadiness/HTML/SiteReadinessReport.html#T1_UK_RAL

      http://hammercloud.cern.ch/hc/app/atlas/siteoverview/?site=RAL-LCG2&startTime=2020-01-29&endTime=2020-02-06&templateType=isGolden

    • 13:42 → 13:43
      Experiment Operational Issues 1m
    • 13:44 → 13:45
      VO-Liaison ATLAS 1m
      Speakers: James William Walder (Science and Technology Facilities Council STFC (GB)), Dr Tim Adye (Science and Technology Facilities Council STFC (GB))
      20210630_ATLAS_summary.pdf
      20210630_batchrejigging.pdf
      20210630_WNXrootd5_studies.pdf

      https://ggus.eu/index.php?mode=ticket_info&ticket_id=152804

      gridFTP deletion failures on DATADISK ; still with > 90% success rate.

       

    • 13:46 → 13:47
      VO Liaison CMS 1m
      Speaker: Katy Ellis (Science and Technology Facilities Council STFC (GB))
      testXrootd5_30June21.pdf
      testXrootd5_30June21.pptx
    • 13:48 → 13:49
      VO Liaison LHCb 1m
      Speaker: Raja Nandakumar (Science and Technology Facilities Council STFC (GB))
      Tier-1Report-30June2021.pdf
    • 13:52 → 13:53
      VO Liaison Others 1m
    • 13:53 → 13:54
      Experiment Planning 1m
    • 13:54 → 13:55
      Dune/protoDune 1m
    • 13:55 → 13:56
      Euclid 1m
    • 13:56 → 13:57
      SKA 1m
    • 13:57 → 13:58
      AOB 1m
    • 13:58 → 13:59
      Any other Business 1m
      Speakers: Brian Davies (Lancaster University (GB)), Darren Moore (Science and Technology Facilities Council STFC (GB))
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