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    User name weinstein

    Log entry time 23:58:45 on October 6,2000

    Entry number 49584

    keyword=shift summary

    running at kin PY-1F until about 4AM or so

    18:05 target heater oscillations are related to Hall B starting to refill their He4 buffer. Every 2 hours (or so), they refill their target from the buffer. They fill the buffer slowly over the 2 hour period
    18:33 target controller froze, reboot IOC (press the green button) with beam off
    18:48 restart run
    19:42 endrun 1501 due to ROC14 crash, reboot ROC
    restart coda, 1st attempt failed
    19:58 beam off
    20:07 beam back
    21:07 target controller loses 2s 'heartbeat', reboot IOC with beam off
    21:15 beam back and restart run
    21:32 3.34 coulombs so far
    20:45 MCC rebooting injector IOC
    20:55 beam returning
    23:30 L arm gas cerenkov ADC channel 1 has no entries in hana
    hana histograms otherwise OK

    time run # status #events (M)
    16:00 1489 ok 1.2
    16:17 1490 ok 1.2
    16:33 1491 ok 1.2 (lost 1 minute to a trip)
    16:51 1492 ok 1.2 (lost 3 minutes to a trip)
    17:11 1493 ok 1.2
    17:28 1494 ok 1.2
    17:46 1495 ok 1.2
    18:02 1496 ok 1.2
    18:19 1497 ok 0.9 (ended due to target controller problem)
    18:47 1498 ok 1.2
    19:04 1499 ok 1.2
    19:21 1500 garbage - coda stopped taking events
    19:24 1501 ok?? 0.6 fluctuating dt during 1st 200k events
    ended by roc14 crash and coda crash
    19:50 1502 ok 1.2 (9 minutes no beam)
    20:15 1503 ok 1.2
    20:33 1504 ok 1.2
    20:50 1505 ok 1.2
    21:07 1506 garbage
    21:15 1507 ok 1.2
    21:32 1508 ok 1.2
    21:51 1509 ok 1.2
    22:08 1510 ok 1.2
    22:26 1511 ok 1.2 (beam off for ten minutes after run)
    22:56 1512 ok 1.2
    23:14 1513 ok 1.2
    23:33 1514 ok 1.2
    23:50 1515 ok