ELOG DESPEC

AIDA GELINA BRIKEN nToF CRIB ISOLDE CIRCE nTOFCapture DESPEC DTAS EDI_PSA 179Ta CARME StellarModelling DCF K40

DESPEC

Fields marked with * are required
Entry time:	Sat Mar 29 11:28:36 2025
Author*:
Subject*:
> 00:10 DAQ continues OK - file R30_372 > > ASIC settings 2019Dec19-16.19.51 > DSSSD#1 slow comparator 0xa > DSSSD#2 slow comparator 0xa > DSSSD#3 slow comparator 0xd > > BNC PB-5 Pulser > Amplitude1.0V > Attenuation x1 > Frequency 2Hz > tau_d 1ms > - polarity > Delay 250ns, tail pulse > > 00:17 System wide checks all OK > > FEE64 Temperatures ok - attachment 1 > > Good event statistics ok - attachment 2 > > detector bias and leakage currents ok - attachment 3 > > 00:20 DESPEC on run 145 > > 00:24 Merger ok ~45M items/s > Tapeserver ok ~15MB/s > > 01:00 aida07 crashed > > recovered, but all FEE64 crash shortly after > > called OH - stop DAQ, TapeService, Merger > > 01:20 all FEE64 powercycled, AIDA restart > > 01:30 AIDA recovered, DAQ now running - writing to R33 > > system wide checks ok except > > FEE64 module aida09 global clocks failed, 6 > Clock status test result: Passed 11, Failed 1 > > Understand status as follows > Status bit 3 : firmware PLL that creates clocks from external clock not locked > Status bit 2 : always logic '1' > Status bit 1 : LMK3200(2) PLL and clock distribution chip not locked to external clock > Status bit 0 : LMK3200(1) PLL and clock distribution chip not locked to external clock > If all these bits are not set then the operation of the firmware is unreliable > > FEE64 module aida07 failed > FEE64 module aida09 failed > Calibration test result: Passed 10, Failed 2 > > If any modules fail calibration , check the clock status and open the FADC Align and Control browser page to rerun calibration for that module > > 01:52 FEE64 Temperatures ok - attachment 4 > > -had to reload a few times to work, but otherwise ok > > Good event statistics - attachment 5 > > -aida05 and aida08 running faster than before > > detector bias and leakage currents ok - attachment 6 > > 02:04 writing to file R33_34 > > Data forwarding to MBS ok > > AIDA ASIC settings ok > > 02:11 beam off > > 02:13 attempted to recalibrate aida07 and aida09 in FADC Align and Control - calibration still fails > > 02:32 beam back - writing to file R33_48 > > 04:30 DESPEC having issues with Go4 crashing > > ucesb reports AIDA/FATIMA/bplast timewarp events > > System wide checks: > > Clock error: > FEE64 module aida09 global clocks failed, 6 > Clock status test result: Passed 11, Failed 1 > > Calibration: > FEE64 module aida07 failed > FEE64 module aida09 failed > Calibration test result: Passed 10, Failed 2 > > White Rabbit: > Base Current Difference > aida07 fault 0xcdd1 : 0xcdd2 : 1 > White Rabbit error counter test result: Passed 11, Failed 1 > > Understand the status reports as follows:- > Status bit 3 : White Rabbit decoder detected an error in the received data > Status bit 2 : Firmware registered WR error, no reload of Timestamp > Status bit 0 : White Rabbit decoder reports uncertain of Timestamp information from WR > > FEE64 Temperatures ok - attachment 7 > > Good event statistics ok - attachment 8 > > detector bias and leakage currents ok - attachment 9 > > 04:52 analyzer output for R33_113 - attachment 10 > > no timewarps > > aida06 dead time? (ignore idle time and rates) > > 05:02 Merger 5M data items/s > > TapeServer 17 MB/s > > 05:15 DESPEC believe issue with bplast TAMEX causing ucesb issues/Go4 crash > > They disable bplast and FATIMA TAMEX histograms in their online analysis - ucesb/go4 much more stable now > > 05:25 rates spectra - attachment 11 > > 05:29 error message in MBS relay terminal - otherwise data forwarding to MBS ok - attachment 12 > > 06:29 system wide checks: > > Clock error: > FEE64 module aida09 global clocks failed, 6 > Clock status test result: Passed 11, Failed 1 > > Calibration: > FEE64 module aida07 failed > FEE64 module aida09 failed > Calibration test result: Passed 10, Failed 2 > > White Rabbit: > Base Current Difference > aida05 fault 0x7a56 : 0x7a58 : 2 > aida06 fault 0x65bb : 0x65bd : 2 > aida07 fault 0xcdd1 : 0xcdd4 : 3 > aida08 fault 0x2ab3 : 0x2ab5 : 2 > White Rabbit error counter test result: Passed 8, Failed 4 > > Understand the status reports as follows:- > Status bit 3 : White Rabbit decoder detected an error in the received data > Status bit 2 : Firmware registered WR error, no reload of Timestamp > Status bit 0 : White Rabbit decoder reports uncertain of Timestamp information from WR > > rest ok > > 06:32 FEE64 Temperatures ok - attachment 13 > > Good event statistics ok - attachment 14 > > detector bias and leakage currents ok - attachment 15 > > 06:41 Merger 5.1M data items/s > > TapeServer 17 MB/s > > Data forwarding to MBS ok > > 08:54 restart MBS relay, requested by NH > > > > > > > > > > > > > > > > > > Encoding: HTML ELCode plain Suppress Email notification

Attachment 1:
Drop attachments here...

ELOG V3.1.4-unknown