Run Planning Meeting Notes, Feb 23- Mar 1, 2017

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Thursday, February 23

Shift ABU BNA BANU
Day 5.11 1.07 1.82
Swing 6.46 0.77 0.76
Owl 2.35 0.00 5.65
Total 13.92 1.85 8.23
  1. Accelerator Status over the last 24 hrs
    • Beam was mostly
      • Stable until midnight
    • Harp scans:
      • Beam was re-focused around noon ELOG
      • final MCC scans : IHA5C11, IHA5C11B
      • Radiator HARP scans: Radiator Harp
        • (Sigma_X, Sigma_Y) is (0.85,0.55), (0.65, 0.49), and (0.73, 0.43).
      • new Harp scans as part of beam steering problem: MCC, Radiator Harp
  1. Hall-D/GlueX items
      • Downtime incidents of more than 30 minutes:
        • DAQ 10:45 for about 40 min. , Sergey helped
        • Beam position lock on active collimator steered the beam away: 00:15
        • Traced problem to pre-amp problem in inner AC (dead or needs to be reset, power cycled ?)
        • Total triggers collected: 1400 M
  2. Issues
    • Active collimator
    • DAQ issues:
      • difficult restart at 10:45pm
  3. Monitoring
  4. Run Plan
    • Repair active collimator.
    • HIgh luminosity ?
  5. Offline Analysis?
  6. Any Other Business?

Friday, February 24

Shift ABU BNA BANU
Day 3.12 1.31 3.57
Swing 6.13 0.72 1.15
Owl 5.76 1.96 0.28
Total 15.01 4.00 5.00
  1. Accelerator Status over the last 24 hrs
  2. Hall-D/GlueX items
    • In the last 24 hours:
      • Feb 23: Total triggers collected: 1580 M
      • Current Total: 27.1 B
      • Trigger studies (Sasha)
      • TRD test (Lubomir)
      • Tested new tagger microscope settings for high luminosity (Alex)
  3. Issues
    • Active Collimator repair
      • Rebooting IOC did not help
      • Alex Barnes and Trent Allison found problem to be low voltage power supply, repair completed 11:55am ELOG.
    • DAQ issues:
      • Crash, Sergey helped recovering (approx. 45 min)
  4. Monitoring
  5. Run Plan
    • Current Plan
    • Long mode run ?
    • Empty target run ?
    • TAC run ?
    • High luminosity ?
  6. Offline Analysis
  7. Any Other Business

Saturday, February 25

Shift ABU BNA BANU
Day 4.27 2.49 1.24
Swing 2.63 4.93 0.44
Owl 5.20 0.78 2.03
Total 12.09 8.20 3.72
  1. Accelerator Status over the last 24 hrs
    • Beam was:
      • somewhat "trippy" in the afternoon: [[1]]
      • mostly stable during the night
    • Down times
    • Harp scans:
  2. Hall-D/GlueX items
    • switched to 150nA
    • adjusted detectors
    • DAQ data rate 50kHz
    • created new reference plots for radiator GUI
    • In the last 24 hours:
      • Feb 25: Total triggers collected: 2,001 M
      • Run Statistics Spread Sheet
      • Current Total: 29.2 B
  3. Issues
  4. Monitoring
    • reference plots need to be updated for 150nA running
  5. Run Plan
    • Take production data at 150nA
  6. Offline Analysis
  7. Any Other Business

Sunday, February 26

Shift ABU BNA BANU
Day 6.60 0.69 0.71
Swing 3.96 3.39 0.66
Owl 6.72 0.91 0.37
Total 17.28 4.99 1.74
  1. Accelerator Status over the last 24 hrs
    • Beam was mostly:
      • Stable, beam off due to weather [DAY], [SWING]
    • Down times
    • Harp scans: None
  2. Hall-D/GlueX items
    • some FCAL HV settings needed to be adjusted [[2]]
    • In the last 24 hours:
      • Total triggers collected during last period: 3,250 M
      • Run Statistics Spread Sheet
      • Current Total: 31.88 B
  3. Issues
    • DAQ issues:
      • repeated problems: live time issues, crashes [[3]] probably due to high rate
      • rootspy occasionally hangs
      • [[https://logbooks.jlab.org/entry/3462529 Disconnect message
      • reduce current for AMO to 150nA due to reduced live time (70%)
  4. Monitoring
  5. Run Plan
    • Take production data at 150nA
    • perform Harp scans
  6. Offline Analysis
  7. Any Other Business

Monday, February 27

Shift ABU BNA BANU
Day 6.37 0.69 0.94
Swing 5.69 1.43 0.89
Owl 4.72 2.95 0.33
Total 16.78 5.07 2.16
  1. Accelerator Status over the last 24 hrs
  2. Hall-D/GlueX items
    • In the last 24 hours:
  3. Issues
    • Fitting coherent edge: fit sometimes had problems fitting the edge.
    • DAQ issues:
      • repeated problems: live time issues continue but fewer in the Swing and Owl shifts.
      • studies/comments by David: [[4]], [[5]]
  4. Monitoring
  5. Run Plan
    • TAC run
    • Hall Access for tomorrow ?
  6. Offline Analysis
  7. Any Other Business

Tuesday, February 28

Shift ABU BNA BANU
Day 5.84 1.75 0.41
Swing 4.90 1.11 2.00
Owl 5.67 1.97 0.36
Total 16.41 4.82 2.77
  1. Accelerator Status over the last 24 hrs
  1. Hall-D/GlueX items
    • In the last 24 hours:
      • [Preparation for TAC run], time required for switching ~ 1 hour.
      • TAC run with 1 mm insert collimator: 2 runs, 30852, 30853 combined total of 3.2 M events
      • switched back to production at 11pm.
        • Sasha performed quick check of data quality, looked good (more to come)
      • Total triggers collected during last period: 2,237 M
      • Run Statistics Spread Sheet
      • Current Total: 36.72B
      • [Current status]
  2. Issues
    • Alexandre on [beam energy]
    • Alex Barnes looked into tagger microscope occupancy, threshold needs to be adjusted.
    • DAQ issues:
      • Occasional restarts needed
      • Changes suggested by CODA group to address DAQ issues (David, Sergey)
        • testing using beam conditions
        • Wednesday morning ~1hr
  3. Monitoring
  4. Run Plan
    • Controlled access at 9 am
    • Harp scan, running script, harp scan after beam restored
    • Test runs for tagger microscope when beam is restored for gain and threshold setting
    • Bleed through measurement when Hall A is up
    • Empty target run ? (last one was 30728 on 2017-02-21)
  5. Offline Analysis
  6. Any Other Business

Wednesday, March 1

Shift ABU BNA BANU
Day 0.00 0.00 0.00
Swing 1.17 1.83 0.00
Owl 3.68 2.53 1.78
Total 4.85 4.37 1.78


  1. Accelerator Status over the last 24 hrs
    • Beam returned
  1. Hall-D/GlueX items
    • In the last 24 hours:
      • Total triggers collected during last period: M
      • Run Statistics Spread Sheet
      • Current Total: B
  2. Issues
    • DAQ issues:
      • Occasional restarts needed
        • Wednesday morning ~1hr
  3. Monitoring
  1. Run Plan
    • CODA test 9 am
    • Production
  2. Offline Analysis
  3. Any Other Business