● Outstanding tickets

• 148968 UKI-NORTHGRID-LANCS-HEP less urgent in progress 2020-10-14 19:49:00 UKI-NORTHGRID-LANCS-HEP: deletion and transfer failures
  • Lost disk server;
  • To determine how to remove this from DPM.
  • JW to add the Jira: https://its.cern.ch/jira/browse/ATLDDMOPS-5539
• 148342 UKI-SCOTGRID-GLASGOW less urgent in progress 2020-10-09 11:53:00 UKI-SCOTGRID-GLASGOW with transfer efficiency degraded and many failures
  • No route to Host transfer errors for DPM storage. To be investigated
• 146651 RAL-LCG2 urgent on hold 2020-08-10 10:59:00 singularity and user NS setup at RAL
  • On hold
• 146374 UKI-NORTHGRID-SHEF-HEP urgent in progress 2020-09-11 13:35:00 ATLAS pilot jobs idle on UKI-NORTHGRID-SHEF-HEP CE
  • On hold
• 144759 UKI-SCOTGRID-GLASGOW less urgent on hold 2020-08-10 09:54:00 High traffic from UKI-SCOTGRID-GLASGOW on RAL CVMFS Stratum1
  • On hold
• 142329 UKI-SOUTHGRID-SUSX top priority on hold 2020-06-04 14:05:00 CentOS7 migration UKI-SOUTHGRID-SUSX
  • On hold

● CPU

• RAL

  • Additional slots from CMS issues

• Northgrid

  • LANCS: Set offline from disk issues

• London

  • QMUL; transient issue.

• SouthGrid

  • Some RALPP fluctuations

• Scotgrid

  • GLA onlining more CPUs. New Dell nodes. Last two had cvmfs cache issues requiring a manual fix.
    • missing sub-dirs
    • OX noted on some of their nodes, cvmfs is getting full, and can result in blacklisting
  • Durham; DPM disk server poorly; DPM fills up logs. Should be resolved by now.

● Ongoing issues

• CentOS7 - Sussex

  • NTR

• Grand Unified queues

  • NTR

● News round-table

• Vip
  • No downtime next week; few WNs will be offlined for work however.
• Dan
  • NTR
• Matt
  • Will give “T2 operations in Covid” in GridPP45.
• Peter
  • Noted general poor audio; not observed from others.
  • If continues next week, we consider move to zoom (again).
• Sam
  • cephc05 as production machine runing fine. c02 for dev work to be updated with forked xrootd-ceph shortly
  • Next week Storage meeting will be cancelled for GridPP overlap
• Tim
  • NTR
• JW
  • Work on TPC-http with Ceph continues; new problem with stripe alignement.