[Sbs_gems] [New Logentry] MPD fiber 16 disabled

camsonne at jlab.org camsonne at jlab.org
Mon Jan 17 08:30:02 EST 2022


Logentry Text:
--
GEM crate was hanging on busy fiber
The MPDGStatus was not showing any particular APV errors
Bryan spotted a weird event size in the end of log run for MPD 16
I power cycled intelbbmpd2 and tried to restart a run but it seems MPD16 still had issues

          Event Builder
         OutFIFO   Full Flags                                      APV
Slot   nWrds  F E    O E C T  Blks    Events     Trigs Sync Miss   Wait Incoming
--------------------------------------------------------------------------------
  0        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
  1        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
  2        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
  3        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
  4        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
  5        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
  6        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
  7        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
  8        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
  9        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
 10        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
 11        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
 12        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
 13        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
 14        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
 16     1696  0 0    1 0 0 1     4         6        10    4   0  0x0000        5
 17        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
 18        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
 19        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
 20        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
 21        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
 22        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
 23        0  0 1    1 0 0 1     5         6        10    4   0  0x0000        5
--------------------------------------------------------------------------------


After restarting a run, DAQ was still hung up

Note that after second run it is hung but

     ---------------------- SDRAM --------------------   -- OBUF -    Latched
                  FIFO Addr                        Word         Word   APV  PROC
Slot          WR OK         RD OK     Overrun      Count   F E Count  Full  Full
--------------------------------------------------------------------------------
  0    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
  1    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
  2    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
  3    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
  4    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
  5    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
  6    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
  7    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
  8    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
  9    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 10    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 11    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 12    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 13    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 14    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 16    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 17    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 18    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 19    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 20    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 21    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 22    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
 23    0x      0  0  0x      0  0          no  0x      0   0 1     0  0x       0
--------------------------------------------------------------------------------


mpdGAPVDropStatus:  0 faults found
-- Redirected Output --
mpdGStatus() = 0x0 (0)
[sbs-onl at adaq2 ~]$ remex vtpROC20 "mpdGStatus()"
-- Redirected Output --

Disabled MPD 16 and run started fine

---

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