EJFAT EPSCI Meeting Sep. 18, 2024

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 - accepted
   3. Scicomp Test Routers installation 09/18/2024
   4. U280’s are discontinued.
      1. New LB purchases U55C
      2. U55C bitfiles available 1 year out
      3. U280 Supported indefinitely
3. Status
4. 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
      6. Analyzing data from Aug 29, 2024
      7. The Prometheus dashboard can be accessed on port 1717 of the ejfat-fs node. The test data is located at "100g-nersc-ornl / ejfat-nersc-ornl". The test time interval is around UTC 17:05 to 18:20 on August 29, 2024. To log in to Grafana, please use the username and password "ejfat".
   2. JLab FEG/SRO
      1. will use interim UDP solution for event sync
      2. Special Events Issue
         1. Completely Out-of-band
         2. Three LBs
         3. Pass-through / Out-of-band
         4. In-band - new Req for LB F/W
         5. Pass-through / 3 LBs
         6. Delay Line Technique
         7. Extra Meta Data in Each Event
         8. LB-CODA
         9. LB-CODA-CP
   3. E2SAR
      1. e2sar/ibaldin:0.1.0b1 available - MVP completed
      2. ejfat-5 reserved for E2SAR
   4. IB
   5. ejfat-3 - ready for FPGA cluster LB install
   6. ejfat-6 - Ubuntu 24.04 being installed - no docker
   7. SC poster submitted - demo in works
   8. SSD drives on ejfat-fs - 20TB used of 28TB - mount for EJFAT farm - pending
   9. Ram Disks: 1TB Total Mem on ejfat-fs, 0.5 TB others - pending
   10. Experiment Halls - beam returns late January/February 2025
   11. Ubuntu 20.04 LTS - support ends in 2025
   12. LAGing U280 to switch on ejfat-1 - pending
5. Resources:
   1. HPDF
   2. EJFAT API
   3. EJFAT Status
6. AOT

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