[MITgcm-support] STOP ABNORMAL END: S/R INI_PRESSURE

[kaveh Purkiani]

Hi Kunal,
You should not force Model with NaN values at your input files. remove NaNs
and replace them with zeros or sth else and see if the error persists.
Best
Kaveh

On Sun 23. Feb 2020 at 13:34, kunal madkaiker <kunal.madkaiker02 at gmail.com>
wrote:

> Dear MITgcm Users,
>
> I am trying to run MITgcm along West Coast of India, using a Curvilinear
> grid.
> I have given climatological profile of Temperature, Salinity and U,V
> surface wind stress for Dec.
>
> Model is unable to compute RMS-difference for hydrostatic pressure. I
> tried to run model with
> tRef and sRef values and it gave me result. So, I know problem may lie in
> my temperature and
> salinity files, but unable to figure out where exactly, since I am able to
> list and plot these
> netcdf files correctly.
>
> I have also tried converting NaN values into -999.9 in the input files but
> isnt helping.
>
> *STDERR.0059 states,*
> (PID.TID 0059.0001) ** WARNING ** MNC_READPARMS: incomplete MNC pickup
> files implementation
> (PID.TID 0059.0001) ** WARNING ** MNC_READPARMS: => pickup_write_mnc=T not
> recommanded
> (PID.TID 0059.0001) ** WARNING ** MNC_READPARMS: => pickup_read_mnc=T not
> working for some set-up
> (PID.TID 0059.0001) ** Warning ** KPP_READPARMS: ignores "data.kpp" file
> since
> (PID.TID 0059.0001) ** Warning ** KPP_READPARMS: useKPP= F (set from
> "data.pkg")
> (PID.TID 0059.0001) ** WARNING ** INI_MODEL_IO: globalFiles=TRUE is not
> safe in Multi-processors (MPI) run
> (PID.TID 0059.0001) ** WARNING ** INI_MODEL_IO: use instead
> "useSingleCpuIO=.TRUE."
> (PID.TID 0059.0001) ** WARNING ** INI_MODEL_IO: use tiled-files to write
> sections (for OBCS)
> *(PID.TID 0059.0001) *** ERROR *** Initial hydrostatic pressure did not
> converge after 15 steps*
>
> I edited the ini_pressure.F source code and changed steps from 15 to 30
> but error persists.
>
>
> *STDERR.0059 states*
> (PID.TID 0059.0001) //
> =======================================================
> (PID.TID 0059.0001) // Check Model config. (CONFIG_CHECK):
> (PID.TID 0059.0001) // CONFIG_CHECK : Normal End
> (PID.TID 0059.0001) //
> =======================================================
> (PID.TID 0059.0001)
> (PID.TID 0059.0001)  MDS_READ_FIELD: opening global file:
> new_trial_temp_nov.bin
> (PID.TID 0059.0001)  MDS_READ_FIELD: opening global file:
> new_trial_salt_nov.bin
> (PID.TID 0059.0001) Start initial hydrostatic pressure computation
> *(PID.TID 0059.0001) Iteration   1, RMS-difference =                 NaN*
>
> Kindly assist with the error. Thanks in advance!
> Please let me know if any additional information is required.
>
> Regards
> Kunal Madkaiker
> Research Scholar,
> Centre for Atmospheric Science, IIT Delhi
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>
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