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)

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● Outstanding tickets

  • Outstanding tickets

    • 155576 TEAM atlas UKI-SOUTHGRID-RALPP less urgent NGI_UK in progress 2022-01-19 15:48:00 UKI-SOUTHGRID-RALPP frontier squid degraded EGI

      • Reboot of kernel; to be monitored, then close ticket

    • 155460 USER atlas UKI-SOUTHGRID-CAM-HEP less urgent NGI_UK in progress 2022-01-20 14:51:00 Failovers from Cambridge to CERN backup proxy EGI

      • Discussion ongoing on how to monitor the squid in an exception

    • 155430 TEAM atlas UKI-SCOTGRID-ECDF less urgent NGI_UK in progress 2022-01-13 14:27:00 UKI-SCOTGRID-ECDF transfer and deletion errors EGI

      • Awaiting ECDF site outcome of rebuilding the disk server

    • 155141 TEAM atlas UKI-LT2-Brunel less urgent NGI_UK in progress 2022-01-19 17:40:00 Transfers from UKI-LT2-Brunel fail with “Internal Server Error” EGI

      • Needs to be running a consistency checking

    • 154806 TEAM atlas UKI-LT2-QMUL less urgent NGI_UK in progress 2022-01-15 14:43:00 UKI-LT2-QMUL SOURCE transfer failures: [13] Result (Neon): SSL handshake failed EGI

      • JW to try and update; sporadic failures continue

    • 154543 TEAM atlas UKI-SCOTGRID-ECDF urgent NGI_UK in progress 2021-12-08 12:35:00 DPM storage ACL configuration EGI

      • Lower priority

    • 154436 TEAM atlas RAL-LCG2 very urgent NGI_UK in progress 2022-01-19 22:13:00 RAL Echo Davs developments EGI

      • Moved to in progress; closed other tickets, and directed here, where appropriate.

    • 153367 TEAM atlas RAL-LCG2 urgent NGI_UK on hold 2021-12-01 15:37:00 HTTPS on RAL CTA EGI

      • likely to need to get davs going before this. Noted that both direct Xroot transfer from T0 and multihop will be needed

● CPU

  • CPU

    • General Rucio issues leading to repeated HC downtimes from last night and ongoing

      • 503 errors when quering rucio database and some networking issues appear related

    • RAL

      • HC issues not setting site online over weekend; improved since

    • Northgrid

      • NTR

    • London

      • NTR; some continuing QMUL volatility

    • SouthGrid

      • Sussex running increased slightly; possibly due to Site tweaks

    • Scotgrid

      • To look at Glasgow

  •  


 

● Ongoing Items

  • TPC with http

    • Several ongoing activities started and tuning

  • Storageless Site test (Oxford)

    • To understand VP, for perhaps BHAM and Ox
    • Job mix updated to push more IO to Oxford, and through the cache

  • LANCS Storage migration

    • Working on OSDs; possibility for next week

 

 

● News round-table

- Fairwell to Patrick

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