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limit taxmode is too strict?

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#362 2 comments 0 reactions 0 assignees View on GitHub

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Assessment

Difficulty
4/5
Estimated time
3-5 days
Newbie friendliness
35/100
Issue type
Bug
Clarity
Mostly clear
Activity status
Stale
Tech stack
fortran
Domain
data

Research direction

Start by reproducing the data-stream boundary case described: forcing data ending at 9pm in 2023, with taxmode set to limit and different dtlimit values. Compare limit with extend and determine how the time-boundary handling should stop at the end of 2023 without continuing with the final timestep; done means the behavior is covered by a reproducible test or example.

Written by the indexing model from the issue text.

Description

I've been struggling to understand how best to configure data streams files, and it basically comes down to first and last time steps.

Easiest to show with an example:

  • We have forcing data which ends in 2023, at 9pm
  • therefore, setting taxmode to "limit" means the model stops at 9pm.
  • We would like to run to the end of 2023, but not run in 2024.

The limit calculations appear to ignore dtlimit when there is no data to interpolate between - e.g. setting dtlimit to 2 or 3 has no impact.
Using extend means the model will run forever with the same data from the last timestep of 2023 (rather than stop at the end of 2023).

Dominant language
Fortran
Stars
32
Forks
71
Avg merge
1d 10h
Merged PRs (30d)
2

Getting set up

  • No Dockerfile or Docker Compose file
  • Has a pull request template
  • No contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

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