EJFAT Group Meeting May. 12, 2022

From epsciwiki
Jump to navigation Jump to search

The meeting time is 11:00am.

Connection Info:

You can connect using ZoomGov Video conferencing (ID: 161 012 5238). (Click "Expand" to the right for details -->): 

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

Meeting ID
161 012 5238

Passcode
503371

Want to dial in from a phone?

Dial one of the following numbers:
US: +1 669 254 5252 or +1 646 828 7666 or +1 551 285 1373 or +1 669 216 1590 or 833 568 8864 (Toll Free)

Enter the meeting ID and passcode followed by #

Connecting from a room system?
Dial: bjn.vc or 199.48.152.152 and enter your meeting ID & passcode

Agenda:

  • Previous meeting
  • Situation:
    • Rec'd new f/w build 28 April
      • Specs
      • Restores Jumbo Frames
      • arp, ping - working
      • Port entropy field - Passed Test for data_id stream horizontal reassembly with 10 streams
    • Using script based LB Control Plane
    • ERSAP feed end bottleneck needs investigation; Timmer's blaster may provide relief
    • Spare EJFAT equip loaners:
        • (4) DAQ dev machines indra-s[1-3] 129.57.29/109.23[0-2]-
          • alkaid: 24 Xeon Gold 3.4 GHz cores, 100Gbs
          • indra-s1: 24 Xeon Gold 3.0 GHz cores, 100Gbs
          • indra-s2: 32 Xeon Gold 3.2 GHz cores, 100Gbs
          • indra-s3: 32 Xeon Gold 2.3 GHz cores, 100Gbs, 750GB ram disk
        • (4) DAQ Farm machines dafarm6[1-4] currently on 129.57.29.17[1-4] - each 32 Xeon 2.0Ghz cores
        • (4) DAQ Farm machines dafarm[1-4] currently on 129.57.29.1[1-4] - each 16 Xeon 2.5Ghz cores
        • (17) Hall-D machines - gluon120-36 129.57.172.1[20-36]
        • (4) 10Gbs NICs
      • On Order:
        • PR408549 (6) 100Gbs NICs - ETA 1 July
        • PR408870 PR408938 (2) 100Gbs Arista switches, transceivers, cables, etc - ETA 1 July 5 October
    • LAN Speed Tests (iperf3 to indra-s2)
      • indra-s3 - 30 Gbs
      • indra-s1 - 20 Gbs
      • alkaid - 17 Gbs
      • indra-s2 - 10 Gbs
      • Look at iperf2 for network testing
      • Look at ROCE / NIC
      • Hall B VTPs on .167. subnet
  • Pending:
    • Support C libraries for LB Host Control Plane - in unit test code review
    • ESnet smartnic open-source GitHub repo (May)
    • ESnet private, forkable Jlab P4 and simulations GitHub repo (May)
  • To Do:
    • Near Term (May):
      • Hall-B FT calorimeter and hodoscope streaming readout test - Pending OK from Sergey B.
        • May be able to use Abbott's indra-s1 setup
        • May be able to use new VTP f/w with Hall-B VTP's - (Ben Raydo)
        • CODA 3.10 + ERSAP for new VTP f/w
        • CODA 2.0 (non-streaming) for old VTP f/w
        • Diagram
    • Downstream (June/July):
      • HOSS - June 1
        • parallelize writing of raw data files
        • distribute raw data across multiple compute nodes for calibration skims
        • 1 Gbs at hi-luminosity
        • Control Plane
          • Will interact with SLURM / Kubernetes
          • Python based (?)
          • Control Plane daemon for compute host (?)
          • Demonstrate CP based flexibility/elasticity
        • Hall-D comms with DAQ 109 subnet require network customization; (EJFAT subnet)
        • Hall-D EJFAT use case
        • Hall-D EJFAT Network Diagram
        • Configuration:
          • ejfat-sw 100Gbs switch
          • (6) PR408549 New Computers w/ X CPUs + U280 fpga
          • (?) Retired Farm Nodes
          • EJFAT subnet VLAN 937 172.19.22.0/24 - 100Gbs, Jumbo frames
      • DPDK
      • IPV6 testing
      • RT2022 - August 01-05 Conference
  • AOT
Retrieved from "https://wiki.jlab.org/epsciwiki/index.php?title=EJFAT_Group_Meeting_May._12,_2022&oldid=1840"