January 3, 2018 online meeting minutes: Difference between revisions

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present: Sergey Boyarinov,  
present: Sergey Boyarinov, William Gu, Ben Raydo, Nathan, Stepan


* we discussed DAQ/Trigger system problems observed during engineering run in December 2017. Some notes can be found in [[ERROR Book]] (records dated Dec 2017).
* holdoff time was 14us for rule 1 and few times higher for other rules; when decreased, problems appeared reading one of CAEN TDC boards, reading VTPs, and probably(not confirmed) reading FADCs, have to be tested
* when holdoff-related problems resolved, high event rate test to be conducted (random pulser 60kHz)
* trigger components fixed after the run: HTCC clustering, FTOF - will be tested
* trigger components to be finished: DC, geom match, FT-HODO coincidence
* move2silo works fine without NFS
* dcrb replacement needed it one slot


* we discussed DAQ/Trigger system problems observed during engineering run in December 2017. Some notes can be found in [[ERROR Book]] (records dated Dec 2017).
 
2. TO DO
 
* remove DMA from DiagGuiServer, check if it is related to ti dissapered for VME; check mutex again; 'free running' in future ?
 
* trig1 reboot issue - Bryan
 
* other smaller issues
 
* epics in datastream
 
* rcdb, including some useful scripts, add endofrun and duringtherun
 
* ECAL and/or PCAL have to search to mips - in addition to main trigger

Latest revision as of 11:37, 3 January 2018

present: Sergey Boyarinov, William Gu, Ben Raydo, Nathan, Stepan

  • we discussed DAQ/Trigger system problems observed during engineering run in December 2017. Some notes can be found in ERROR Book (records dated Dec 2017).
  • holdoff time was 14us for rule 1 and few times higher for other rules; when decreased, problems appeared reading one of CAEN TDC boards, reading VTPs, and probably(not confirmed) reading FADCs, have to be tested
  • when holdoff-related problems resolved, high event rate test to be conducted (random pulser 60kHz)
  • trigger components fixed after the run: HTCC clustering, FTOF - will be tested
  • trigger components to be finished: DC, geom match, FT-HODO coincidence
  • move2silo works fine without NFS
  • dcrb replacement needed it one slot


2. TO DO

  • remove DMA from DiagGuiServer, check if it is related to ti dissapered for VME; check mutex again; 'free running' in future ?
  • trig1 reboot issue - Bryan
  • other smaller issues
  • epics in datastream
  • rcdb, including some useful scripts, add endofrun and duringtherun
  • ECAL and/or PCAL have to search to mips - in addition to main trigger