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Error while applying Calibration usign DP3 #340

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anshusolar opened this issue Aug 4, 2022 · 5 comments
Open

Error while applying Calibration usign DP3 #340

anshusolar opened this issue Aug 4, 2022 · 5 comments

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@anshusolar
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Hi,

While doing this step:

msin=SOURCE.MS
msout=.
msin.datacolumn=DATA
msout.datacolumn=CORR_NO_BEAM
steps=[applycal]
applycal.parmdb=CALIBRATOR.MS/instrument
applycal.updateweights=True

I am getting this error:

std exception detected: distributed parm facade not available

The output of gain calculation step shows nothing unusual:

Total NDPPP time     995.06 real     1711.59 user      221.35 system
    0.1% MSReader
   97.4% GainCal gaincal.
           99.2% of it spent in predict
            0.1% of it spent in reordering visibility data
            0.5% of it spent in estimating gains and computing residuals
            0.2% of it spent in writing gain solutions to disk
        Converged: 45, stalled: 95, non converged: 10, failed: 0
        Iters converged: 28, stalled: 9, non converged: 50, failed: 0
    0.0% MSUpdater msout.

This problem is only with the one day observations. The same steps work if I use some other MS files on another day.

@tammojan
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tammojan commented Aug 4, 2022

Wow, that's a very bad error message. Could you check that the observations of day one do contain a subdirectory 'instrument' with calibration solutions?

@anshusolar
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These are the content of instrument folder inside the calibrator MS file:
DEFAULTVALUES NAMES table.dat table.f0 table.f0i table.info table.lock

@tammojan
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tammojan commented Aug 4, 2022

Could you perhaps share (part of) the MS and instrument table somewhere? E.g. on CEP3, DAS5, DAS6, or the EOR cluster, or if it's small enough on a shared drive somewhere?

@anshusolar
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I will share it on CEP3 and let you know.

@anshusolar
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anshusolar commented Aug 5, 2022

The data is in "/data/scratch/kumari/data" in lhd001 folder.

I have also put the three parset files, which I used for calibrating and then applying calibration solutions.
L242124 and L242128 are calibrator (Virgo).
L242126 - Source - Sun

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