[MITgcm-support] Restarting with multiple time steps

[Martin Losch]

Abbas,
did you solve this yourself? If not:
don't use a deltaTclock different from deltaT. It's best (least error- 
prone) to use just deltaT, if you want to do synchronos time-stepping.

Martin

On Mar 31, 2009, at 5:13 PM, Abbas Dorostkar wrote:

> Dear all,
>
> I want to run a model for 11 days with multiple time steps. First, I  
> run the model with the time time step of 50 sec and got pickup. 
> 0000003456.* files from this run. My original data file was as  
> follows:
>
>  startTime=0,
>  endTime=950400,
>  deltaT=50,
>  chkptFreq=43200,
>  dumpFreq=1200,
>
> Then, I restarted the model with the time step of 25 sec. New data  
> file was as follows:
>
> niter0= 3456,
> nTimeSteps=31104
> baseTime= 86400
> deltaTclock=25
> deltaT=50,
>
> When I did this (changing the time step and restarting the model), I  
> got some error. However, I don't get any error by restarting the  
> model without changing the time step. Am I doing something wrong?  
> Please let me know you comments.
>
> Thanks
> Abbas
>
>
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