[MITgcm-support] RBCS forcing period spec

Martin Losch Martin.Losch at awi.de
Tue Jun 22 12:31:26 EDT 2021


Hi Jeff,

from reading the code, this should work. 

Did you try to generate debug-messages with debugLevel .GE. debugLevB (2?)? Lines starting with “RBCS_FIELDS_LOAD”? That should give you the record numbers that the model wants to read. Maybe that can give you a clue.

What about the “readBinaryPrec”? Is that being used in the same way as for the files in “data”?

Martin

> On 22. Jun 2021, at 18:20, Jeffery R Scott <jscott at mit.edu> wrote:
> 
> Hi,
> 
> I'm trying to shift a repeating annual cycle of (monthly mean data) sss restoring as specified in file data (where it works) to data.rbcs.
> 
> In data:
>  periodicExternalForcing=.TRUE.,
>  externForcingPeriod=2592000.,
>  externForcingCycle=31104000.,
>  saltClimFile=   'sss25_128x60x12.bin',
> 
> 
> In rbcs, following the manual example  8.3.2.4.1. Cyclic data in a single file
> 
>  rbcsForcingPeriod =2592000.,
>  rbcsForcingCycle=31104000.,
>  relaxSFile='sss25_128x60x12.bin',
> 
> (with default settings rbcsSingleTimeFiles FALSE and ForcingOffset=0)
> 
> but I get this in STDERR
> (PID.TID 0000.0001) *** ERROR ***  RBCS_READPARAMS: startTime before rbcsForcingOffset+0.5*rbcsForcingPeriod
> (PID.TID 0000.0001) *** ERROR ***  RBCS_READPARAMS: will use last record
> 
> and then a crash attempting to access non-existing record. I would think it should average record 12 and record 1 at the start of the simulation
> (nIter0 = 0) which is what I believe is done when restoring through data (?)
> 
> Either I'm misunderstanding something, or the manual is not correct, or I have something wrong somewhere (?)
> 
> Thanks,
> Jeff
> 
> 
> 
> 
> 
> 
> 
> 
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> MITgcm-support at mitgcm.org
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