February 26, 2020 online meeting minutes: Difference between revisions

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* some network switches keeps dying, replacement installed already on FC, moving wires there; port 48 is set to 10MBit/fullduplex for etherlite32
* some network switches keeps dying, replacement installed already on FC, moving wires there; port 48 is set to 10MBit/fullduplex for etherlite32
* trigger bit names should be in trigger GUI, Ben/Valery will implement it





Revision as of 10:27, 26 February 2020

present: Sergey Boyarinov, Stepan, Nathan, Valery, Ben


1. RG-F run status

  • DAQ event rate is only few kHz, data rate significantly below 100MB/s because of gas target, with beam current 250nA
  • trigger is electron with drift chamber roads and 300MeV EC threshold, seems sufficient for production running
  • big dead time produced by RTPC readout, cannot run faster then about 1.5kHz if desired lifetime is above 90%
  • beam current unlikely to be increased, so we will stay with current settings for entire run
  • event rate/data rate were added to DAQ/Trigger EPICS GUIs
  • MPOD power supply has some issues - Nathan
  • logbook GUI insertion policy may be reconsidered - too many GUIs in logbook
  • some network switches keeps dying, replacement installed already on FC, moving wires there; port 48 is set to 10MBit/fullduplex for etherlite32
  • trigger bit names should be in trigger GUI, Ben/Valery will implement it


2. Streaming DAQ progress

  • still need to fix VTP TCP/IP issues (Ben)
  • reconstruction algorithms to be considered for online data processing: offline code, level1 code, ...; can be tested as 'level3' in current DAQ