EJFAT Group Meeting Mar. 3, 2022

The meeting time is 11:00am.

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 https://jlab-org.zoomgov.com/j/1610125238?pwd=QnEvcjV6VFFndWZsQW15SmJKU0RJZz09&from=addon

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161 012 5238

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503371

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Agenda:

• Previous meeting

• Situation:
  • Testing with ERSAP on FPGA LB
  • Using script based LB Control Plane
  • Awaiting Compute Equip.- ETA 1 June
  • Awaiting Networking Equip. - ETA 1 July
  • End-to-end EJFAT ERSAP solution
  • Pursuing Jumbo Frames - currently limited to 1472B frames - fix is in / not yet installed
  • Building Interim Test Lab
    • Use FPGA port #1 for local host subnet testing
    • Use FPGA port #2 for switch fabric testing
    • Use (2) spare/borrowed switches in DAQ data center/lab
    • Using spare 8 nodes (Abbott)
      • OS install on interim boxes - next week
    • Decision on Hall-D spare 10Gbs NICs for compute nodes
    • Switch config for Jumbo frames
    • Diagram
• Pending:
  • Minor f/w change for 'garbage' packets
  • Support C libraries for LB Host Control Plane
  • ESnet smartnic open-source GitHub repo (April)
  • ESnet private, forkable Jlab P4 and simulations GitHub repo (April)
• To Do:
  • C-based control plane
    • Feedback from Compute hosts design
    • Control Plane Arp cache / network good citizen
  • Hall-D EJFAT + SLURM
  • IPV6 testing
  • EJFAT Subnet
• Test Plan

• AOT

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• Actions:
  • David L, will check on spare 10Gbs NICs from Hall-D