WLCG DOMA BDT Meeting

Europe/Zurich
Brian Paul Bockelman (University of Wisconsin Madison (US)), Maria Arsuaga Rios (CERN), Petr Vokac (Czech Technical University in Prague (CZ))
Description

Topic: WLCG DOMA BDT Meeting (twiki)

Videoconference
WLCG DOMA BDT Meeting
Zoom Meeting ID
69074333781
Host
Petr Vokac
Useful links
Join via phone
Zoom URL
    • 4:30 PM 4:35 PM
      News 5m
    • 4:35 PM 4:50 PM
      Packet marking 15m
      Speakers: Marian Babik (CERN), Shawn Mc Kee (University of Michigan (US))
      • Flow lifecycle
      • Storages
        • dCache update
      • Flowd 
        • Netlink support
        • Packet marking backends (eBPF-TC)
        • UDP listener plugin (fireflies forwarding)
        • Prometheus backend (exposing flows+netlink+exp/activity)
        • All changes in testing, I will merge to scitags repo once done
      • Working on SC22 demo (packet marking with xrootd/flowd via eBPF and accounting using P4 switch on LHCONE)
    • 4:50 PM 5:05 PM
      Transfers with tokens 15m
      Speaker: Francesco Giacomini (INFN CNAF)

      WLCG SAM/ETF storage tests with tokens

      • Plan? Include WLCG JWT storage compliance tests as suggested by CMS?
      • rely on higher level tools like gfal2
      • to be presented next BDT meeting
    • 5:05 PM 5:20 PM
      Tape REST access 15m
      Speaker: Mihai PATRASCOIU (CERN)

      FTS tests status with TAPE REST API

      • No news from FTS

      dCache volunteers for early adoption of TAPE REST in production?

      • basically T1 site that could provide dCache 8.2 in ~ Q1 2023
    • 5:20 PM 5:30 PM
      AOB 10m

      HTTP-TPC standard evolution

      • Where is the official repository for this standard?
      • What is the way to request new feature?
        • Process to agree on mandatory / optional features?
        • Pass HTTP-TPC transfer info via TransferHeader mechanism
        • Versioning / list of supported functions?
      • Create simple twiki page with basic instructions
        • include reference to the current HTTP-TPC standard "1.0"
        • list of suggestions for new extensions
          • target standard version if we agree to implement given feature, timeline(?)
          • include rejected proposals with description

      Presentation on FTS & (HTTP-TPC) IPv6 Monitoring

      • (slides attached)