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ATLAS UK Cloud Support

Europe/London
Zoom

Zoom

Tim Adye (Science and Technology Facilities Council STFC (GB)) , James William Walder (Science and Technology Facilities Council STFC (GB))
Description

https://cern.zoom.us/j/98434450232

Password protected (same as (new) OPs Mtg)

Videoconference
ATLAS UK Cloud Support
Zoom Meeting ID
98434450232
Host
James William Walder
Useful links
Join via phone
Zoom URL

● Outstanding tickets

  • 154406 TEAM atlas UKI-NORTHGRID-LANCS-HEP less urgent NGI_UK in progress 2021-10-13 16:35:00 UKI-NORTHGRID-LANCS-HEP: Low deletion efficiency ~29% in the last 2 days WLCG

    • Soothed disk servers
  • 154235 TEAM atlas RAL-LCG2 less urgent NGI_UK in progress 2021-10-07 08:47:00 RAL-LCG2 transfers fail with "TRANSFER globus_ftp_client: the server responded with an error 451 Gen… WLCG

    • Nikhef routing to RAL; ongoing
  • 154200 TEAM atlas RAL-LCG2 less urgent NGI_UK on hold 2021-10-13 11:08:00 RAL-LCG2 deletion issues with error “The requested service is not available at the moment” WLCG

    • Deletion code update in progress
  • 153367 TEAM atlas RAL-LCG2 urgent NGI_UK in progress 2021-10-05 15:50:00 HTTPS on RAL CTA WLCG

    • Tape challenge didn’t use davs; will need testing at some point

● CPU

    • RAL

      • General volatility
    • Northgrid

    • London

      • Webdevs on one socket; node interleaving enabled (e.g looks like one big system)
        • IPS; traffic passes through; still some CPU. 95% during last week.
    • SouthGrid

    • Scotgrid

  • Other new issues / tasks


● Ongoing Items

  • CentOS7 - Sussex

    • Various ideas discussed on setting up the PE environments
  • TPC with http

    • Glasgo are willing to set up webdav
      • Target however for cephfs configuration
  • Storageless Site test (Oxford)


● News round-table

  • Alessandra

    • NTR
  • Dan

    • NTR
  • Duncan

    • Commented on the RAL TAPE write performance
  • Gerard

    • NTR
  • Matt

    • NTR
  • Patrick

    • NTR
  • Sam

    • NTR
  • Vip

    • NTR

 

 

There are minutes attached to this event. Show them.
    • 10:00 AM 10:20 AM
      Status 20m
      • Outstanding tickets 10m
        • 154406 TEAM atlas UKI-NORTHGRID-LANCS-HEP less urgent NGI_UK in progress 2021-10-13 16:35:00 UKI-NORTHGRID-LANCS-HEP: Low deletion efficiency ~29% in the last 2 days WLCG

          • Soothed disk servers
        • 154235 TEAM atlas RAL-LCG2 less urgent NGI_UK in progress 2021-10-07 08:47:00 RAL-LCG2 transfers fail with "TRANSFER globus_ftp_client: the server responded with an error 451 Gen… WLCG

          • Nikhef routing to RAL; ongoing
        • 154200 TEAM atlas RAL-LCG2 less urgent NGI_UK on hold 2021-10-13 11:08:00 RAL-LCG2 deletion issues with error “The requested service is not available at the moment” WLCG

          • Deletion code update in progress
        • 153367 TEAM atlas RAL-LCG2 urgent NGI_UK in progress 2021-10-05 15:50:00 HTTPS on RAL CTA WLCG

          • Tape challenge didn’t use davs; will need testing at some point
      • CPU 5m

        New link for the site-oriented dashboard

          • RAL

            • General volatility
          • Northgrid

          • London

            • Webdevs on one socket; node interleaving enabled (e.g looks like one big system)
              • IPS; traffic passes through; still some CPU. 95% during last week.
          • SouthGrid

          • Scotgrid

        • Other new issues / tasks

      • Other new issues / tasks 5m

        Renabling GPU queue for QMUL

        CTA@RAL (Antares):
        https://its.cern.ch/jira/browse/ATLDDMOPS-5573

    • 10:20 AM 10:40 AM
      Ongoing Items 20m
      • CentOS7 - Sussex

        • Various ideas discussed on setting up the PE environments
      • TPC with http

        • Glasgo are willing to set up webdav
          • Target however for cephfs configuration
      • Storageless Site test (Oxford)

    • 10:40 AM 10:50 AM
      News round-table 10m
      • Alessandra

        • NTR
      • Dan

        • NTR
      • Duncan

        • Commented on the RAL TAPE write performance
      • Gerard

        • NTR
      • Matt

        • NTR
      • Patrick

        • NTR
      • Sam

        • NTR
      • Vip

        • NTR

       

       

    • 10:50 AM 11:00 AM