Difference between revisions of "EPSCI Group Meeting Mar. 22, 2021"

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Line 98: Line 98:
 
** Some issue with last few packages from JLabCE 2.4
 
** Some issue with last few packages from JLabCE 2.4
 
*** build system not fully contained in source tarballs
 
*** build system not fully contained in source tarballs
 +
 
* ACTS
 
* ACTS
 +
** Upgraded to 6.2
 +
*** Nathan is going through the new tutorials which give a lot of info. Going through them in order to make sure he doesn't missing anything.
 +
** Running some simple test cases provided by Dmitry. Not all of them working yet.
 +
** Able to identify small bug in JANA2 making the exercise useful to JANA2 development and not just EIC/ACTS
 +
** Close to point where genfit/RAVE can be completely abandoned
 +
 +
* JANA2
 +
** David put in a pull request for some Python API support changes and some minor changes to core classes.
 +
 +
* CLARA
 +
** clara1602 and clara1603 are two of three computers that were purchased with a grant Vardan had to work on the NASA project a few years back
 +
*** Computers were in the farm, but not being utilized. Bryan pulled them and repurposed them as dedicated ifarm machines for CLAS
 +
** CLAS12 production processing on farm is underway (or very soon to be if not already)
 +
 +
* Data Transport
 +
** Met with fast electronics group and ESnet folks last week
 +
** Need to purchase pair of Xilinx U280 cards (ESnet people said cards we had were too old)
 +
** They were interested in broader area use cases (e.g. EIC to JLab)
 +
** More discussions are needed on JLab side to converge on some clearer specs.
 +
*** Mike has scheduled a few meetings with various players this week to try and work this out
 +
** Mike looked up that Dark fiber refers to unused fibers in a bundle that have already been strung.
 +
*** It looks like there is some excess capacity out there we may be able to use
 +
** Eventually will get copy of firmware from the ESnet guys we will use for initial testing.
 +
 +
* SRO
 +
** Vardan continues VTP system performance studies
 +
** Plans to introduce Data Lake to try and "cool down" the stream to eliminate all frame loss at higher rates.
 +
 +
* CODA
 +
** Oracle is dropping support for some packages causing alternatives to be explored
 +
*** Vardan considering moving to web-based and possible hand-held. Wants to discuss with others first as it will take some effort to implement.

Revision as of 19:30, 22 March 2021

The meeting time is 10:00am.

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Agenda:

  1. Previous meeting
  2. Announcements
  3. Conferences and Workshops
  4. Ongoing Activities
    • Data Transport
      • Meetings Tue., Wed., and Fri.
    • DAQ systems
      • SRO
        • SAMPA + ERSAP + JANA2 + INDRA-ASTRA = April 1st
      • CODA (CODA3 support, EVIO-6)
    • Offsite Computing
      • NERSC, PSC, IU
        • XSEDE application for PSC bridges-2 declined
      • OSG
  5. AOT

Minutes:

Attendees: David L., Carl T., Nathan B., Kishan R., Vardan G., Thomas B., Mike G.

  • Announcements
  • SPACK
    • CODA packages basically ready to go
    • Need to set permissions on epsci-spack repository on GitHub to allow others to commit
    • Some issue with last few packages from JLabCE 2.4
      • build system not fully contained in source tarballs
  • ACTS
    • Upgraded to 6.2
      • Nathan is going through the new tutorials which give a lot of info. Going through them in order to make sure he doesn't missing anything.
    • Running some simple test cases provided by Dmitry. Not all of them working yet.
    • Able to identify small bug in JANA2 making the exercise useful to JANA2 development and not just EIC/ACTS
    • Close to point where genfit/RAVE can be completely abandoned
  • JANA2
    • David put in a pull request for some Python API support changes and some minor changes to core classes.
  • CLARA
    • clara1602 and clara1603 are two of three computers that were purchased with a grant Vardan had to work on the NASA project a few years back
      • Computers were in the farm, but not being utilized. Bryan pulled them and repurposed them as dedicated ifarm machines for CLAS
    • CLAS12 production processing on farm is underway (or very soon to be if not already)
  • Data Transport
    • Met with fast electronics group and ESnet folks last week
    • Need to purchase pair of Xilinx U280 cards (ESnet people said cards we had were too old)
    • They were interested in broader area use cases (e.g. EIC to JLab)
    • More discussions are needed on JLab side to converge on some clearer specs.
      • Mike has scheduled a few meetings with various players this week to try and work this out
    • Mike looked up that Dark fiber refers to unused fibers in a bundle that have already been strung.
      • It looks like there is some excess capacity out there we may be able to use
    • Eventually will get copy of firmware from the ESnet guys we will use for initial testing.
  • SRO
    • Vardan continues VTP system performance studies
    • Plans to introduce Data Lake to try and "cool down" the stream to eliminate all frame loss at higher rates.
  • CODA
    • Oracle is dropping support for some packages causing alternatives to be explored
      • Vardan considering moving to web-based and possible hand-held. Wants to discuss with others first as it will take some effort to implement.
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