(no subject)

Carlos Escobar (escobar@fsgi02)
Mon, 26 Jul 1999 15:27:15 -0500 (CDT)

Shift Summary for day shift, 07/26/99

On Shift: Sydney Taegar, Carlos Escobar

Hours of beam delivered at all intensities:2h.15min.
Hours of beam delivered at nominal intensity:2h.15min.
Hours of E832 data (special runs not included):1h.35min.
Hours of special runs (laser scans, muon runs...): 45min. laser scan.

Accounting of lost time:
run abort (run 14024)- because of KTEV2 tape drive failure (drive # 3)-
30 min.
tape change from run 14023 to 14024: 10min.
Runs ended this shift:
Run 14023 - 24.4M events - BEAM_832 (tapes full)
Run 14024 - 2.3M events - BEAM_832 (abort due to tape drive failure)
Run 14025 - 196K eevents- BEAM_832 (accelerator shutdown)
Run 14026 - Laser scan.
Run 14032 - Pedestal.
Tapes brought to FCC this shift: QK* 173-175,176-178.
QKB 059,060.
(including tapes for online split)

Accesses during shift:
M. Corcoran and C.Escobar: check humidity next to DC3.
R. Kessler and C.Escobar: connect a hard line to BA output.

Overview of shift:
E832 datataking, laser scan.

The accelerator shut down at 9:30 am, as scheduled.
Description of Shift:

run spill time comment

14023 7:15 Tapes full. Run ended.

14024 7:26 BEAM_832 run started.

8:50 Run aborts due to ktev2_drv3 failure.

14025 9:18 Start BEAM_832 run after loading new
tapes and changing tape drive configuration.

9:25 MCR begins schedule shutdown. End run.

14026 9:37 Long laser scan.

10:30 Dave N. put 3 new AR/ethane bottle online
on westside.

13:15 SGI technician swaps in new CPU board on ktev2.

13:50 Broken tape drive on ktev2 is replaced.

Follow up Notes on Previous Shift

Items to Follow up on Next Shift

Change polarity on NM4AN.