Week of 200302

WLCG Operations Call details

  • For remote participation we use the Vidyo system. Instructions can be found here.

General Information

  • The purpose of the meeting is:
    • to report significant operational issues (i.e. issues which can or did degrade experiment or site operations) which are ongoing or were resolved after the previous meeting;
    • to announce or schedule interventions at Tier-1 sites;
    • to inform about recent or upcoming changes in the experiment activities or systems having a visible impact on sites;
    • to provide important news about the middleware;
    • to communicate any other information considered interesting for WLCG operations.
  • The meeting should run from 15:00 Geneva time until 15:20, exceptionally to 15:30.
  • The SCOD rota for the next few weeks is at ScodRota
  • General information about the WLCG Service can be accessed from the Operations Portal
  • Whenever a particular topic needs to be discussed at the operations meeting requiring information from sites or experiments, it is highly recommended to announce it by email to wlcg-scod@cernSPAMNOTNOSPAMPLEASE.ch to allow the SCOD to make sure that the relevant parties have the time to collect the required information, or invite the right people at the meeting.

Best practices for scheduled downtimes



  • local:
  • remote:

Experiments round table:

  • ALICE -
    • NTR

  • LHCb reports ( raw view) -
    • staging 2017 data from tape
    • stripping productions recovered from Feb 20th incident
    • considering a scheduled DT of DIRAC service in view of Oracle outage of next week ( OTG:0054761)

Sites / Services round table:

  • ASGC:
  • BNL: NTR
  • CNAF:
  • EGI:
  • FNAL:
  • IN2P3:
  • KISTI:
  • KIT: NTR
  • NDGF:
  • NL-T1:
    • No-one available to dial in.
    • During today's downtime, Surfsara upgraded dCache to 6.0.9. The downtime completed successfully. The original downtime was longer (5 days), to include network maintenance, but that had to be postponed because new equipment could not be delivered in time.
  • NRC-KI:
  • OSG:
  • PIC:
  • RAL: NTR

  • CERN computing services:
  • CERN storage services:
  • CERN databases:
    • Oracle and Database on Demand databases will be unavailable on the 11th of March in the morning, due to a network intervention
      • ACCLOG/ACCMEAS databases down due to network intervention OTG0054762
      • DBoD instances down due to network intervention OTG0054760
      • Oracle databases unavailable due to network intervention OTG0054761
  • Monitoring:
    • Fixed issue with T2-Nebraska not appearing in the WLCG reports
    • Draft availability reports for February 2020 sent around
  • MW Officer:
  • Networks: NTR
  • Security: Security broadcast sent today to site, please check the content!


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Topic revision: r14 - 2020-03-02 - AndrewWong
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