EJFAT EPSCI Meeting Aug. 28, 2024

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The meeting time is 2:30pm.

Connection Info:

You can connect using Teams Link. (Click "Expand" to the right for details -->): 

Meeting URL
	https://teams.microsoft.com/l/meetup-join/19%3ameeting_M2ExMzNiYmItNTNiMi00NzE4LTkwYWItOTQwYjJmMTJiMDhh%40thread.v2/0?context=%7b%22Tid%22%3a%22b4d7ee1f-4fb3-4f06-9037-2b5b522042ab%22%2c%22Oid%22%3a%22ff03cbe2-66d5-4741-bf32-ff1c69fa2fcc%22%7d

Meeting ID
273 279 114 915

Passcode
Rkypzi


Agenda:

  1. Previous meeting
  2. Announcements:
    1. ACAT 2024 Paper In Review
    2. ACAT 2022 Paper Judges Comments
    3. ejfat-1 LB up and should behave the same as ESnet Stable LB
    4. ejfat-2 LB up and should behave the same as ESnet Stable LB
    5. ejfat-4 LB up and should behave the same as ESnet Stable LB
  3. Topics
    1. IRI Test Development:
      1. LB version = ESnet Stable version
      2. Data Source:
        1. JLAB, CLAS12, pre-triggered events - 1 channel
      3. Data Sink:
        1. Perlmutter - 40 nodes
        2. ORNL/ESnet/JLab IRI Testbed / Defiant - 4 nodes allocated
        3. JLab - 7 nodes available
        4. ERSAP
      4. Test Plans - JLab, ESnet, NERSC:
      5. Prometheus Dashboards
    2. JLab FEG/SRO
      1. will use interim UDP solution for event sync
      2. Special Events Issue
    3. E2SAR
      1. e2sar/ibaldin:0.1.0a6 available
      2. segmentation done, reassembly not completed yet
    4. IB
    5. ejfat-3- should't be used until further notice
      1. needs configuration corrections for networking, routing, mounting /daqfs
      2. Hosts 2 U280 FPGAs
    6. SC poster submitted - demo in works
    7. SSD drives on ejfat-fs - 20TB used of 28TB - mount for EJFAT farm access probably ZFS/Raid for data preservation
    8. Ram Disks: 1TB Total Mem on ejfat-fs, 0.5 TB others
    9. Lustre storage for EJFAT - not available for Testbed or Ubuntu 20.04
    10. Experiment Halls - beam returns late January/February 2025
    11. Ubuntu 20.04 LTS - support ends in 2025
    12. Time to LAG a U280/NIC(?) at switch
  4. Resources:
    1. HPDF
    2. EJFAT API
    3. EJFAT Status
  5. AOT
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