[MITgcm-support] how to run for exactly 1 month with calendarDumps
menemenlis at jpl.nasa.gov
Mon Sep 18 13:22:21 EDT 2017
Hi Ryan, hopefully someone will have better answer.
Typically what I do is run the model as long as possible,
until end of job or machine crashes, then use a script like
to pick-up pieces from latest available rotating pickup.
On 09/18/2017 10:04 AM, Ryan Abernathey wrote:
> I am new to doing "realistic" simulations with the cal package
> activated. I would like to run for one calendar month and then dump
> diagnostics and pickup files. I will then restart from pickup and run
> the next month, etc., for many years.
> I am using the following data.cal
> calendarDumps = .TRUE.,
> I understand that calendarDumps causes chkPtFreq, pChkPtFreq, taveFreq,
> etc. to automatically conform their output to one calendar month if I
> set chkptFreq = 259200.0.
> My question is: how to I make the model stop running after exactly one
> month, given that the length of a month is variable?
> The two options I am familiar with for setting the length of the run
> are nTimeSteps or endTime. I don't want to manually specify the endTime
> after each run, and anyway, that would be hard because I would need to
> account for the variable month length. Alternatively, I could just
> always run for 31 days, but this would waste some computer time for 30
> and 28-day months. (A small amount, but the model is quite expensive
> What do people commonly do in this situation?
> Thanks for the help!
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