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LHCONE R&D and RNT-WG call

Europe/Zurich
Edoardo Martelli (CERN), Joe Mambretti (International Center for Advanced Internet Research Northwestern University), Marian Babik (CERN), Shawn Mc Kee (University of Michigan (US))
Zoom Meeting ID
97610360540
Host
Edoardo Martelli
Useful links
Join via phone
Zoom URL
    • 17:00 17:20
      LHCONE 20m

      https://indico.cern.ch/event/1450440/

      Presents: Eli Dart, Shawn McKee, Edoardo Martelli, Bruno Hoeft, Tom Lehman, Carmen Misa, David Kelsey, Phil Demar, Jim Chen, Luca Bssi, Tim Chown, Bill Johnston, Asif AShan, Dale Carder, Tristan Sullivan, Justas Balcas, Marian Babik, Jim Chen

      Application tuning
      - All the studies on server and application tuning done 10 years ago  seem to have been lost over the years. We should go thought it again and come out with a new set of recommendations.
      - https://tuned-project.org/
      - Mini challenges are bing planned by ATLAS sites to be run regularly every 3-4 months. The challenges should be lightweight in order to not require a lot of involvement so to simplify the organization
      - https://indico.cern.ch/event/1374962/timetable/#20240904.detailed
      - https://indico.cern.ch/event/1445942/contributions/6101356/attachments/2915355/5116033/Storage%20considerations%20for%20Data%20Challenges%20and%20beyond%20(2).pdf
      - https://indico.cern.ch/event/1374962/contributions/5778763/attachments/2921661/5128230/Mini-Challenges_%20Building%20from%20DC24.pdf

      SC24
      - Bruno and Tristan will not got to SC24
      - Marian has a poster from last year. It will be updated and sent to Jim for printing and be exposed at the Starlight both.
      - Starlight is preparing the servers to be sent to the show floor. They will be shipped mid-october

      LHCONE
      - Marian asks for a presentation about a High Touch and the results found in the DC24. Tristan could give the presentation.
      - ES-PIC has two people that can work on the High Touch data
      - Marian has made the agenda for the LHCONE workshops in China.




      AOB-
      - Esnet is interested in following up the effort run by ATLAS in trying to setup a virtual Site in the cloud.

    • 17:20 17:50
      RNTWG 30m

      LHCOPN/LHCONE workshop
      - There will be a dedicated session on Scitags on Thursday 10th of October afternoon (Beijing time)
      - Ideas for contributions are welcome 

      SC24 
      - Meeting with UCSD/Caltech took place yesterday - agreed on a plan to run packet marking demo on their clusters
      - Integration with NRP platform (https://nationalresearchplatform.org/) to be tested (flowd receiving fireflies from xroot and performing packet marking in Kubernetes environment)
      - Integration with inMon on dashboards and data processing (flow label readout in hardware)
      - Caltech will enabled fireflies in production 

      Collectors
      - New PR: https://github.com/scitags/firefly-collector/pull/1
      - Missing Kafka input/output plugin (A: Andy Lake)

      Storages
      - Received feedback from the xroot developers
      - Plan to update technical specification 

      flowd
      - New release planned (to include some enhancements needed for NRP integration)
      - Packages for EL9 will be added to the WLCG repo

      Topical meetings to be scheduled:
      - Discuss plans/proposal for production deployment of packet marking
      - BBRv3 and packet pacing tests 


       

    • 17:50 17:55
      AOB 5m
    • 17:55 18:00
      Next meeting 5m

      Next meeting
      - 24th of September