1pctCO2: Ndep v2 and new restart

[blimlim]

1. Summary:

This PR swaps to the Ndep v2 nitrogen forcing dataset for the 1pctCO2 configuration. It also updates the restart to use a copy of /g/data/p66/jxs599/ESM16/PAYU/Dev/Ndep2-PI-CNP-concentrations/archive/restart099, from the end of the 100th year of the concentration driven PI control run.

No dates have been changed, and so the initial year will be year 201.

Once merged, the Ndep and restart changes will be copied over to the 1pctCO2-rad, 1pctCO2-bgc, and 4xCO2+concentrations configurations.

2. Issues Addressed:

• Update to Ndep V2 #688

3. Dependencies (e.g. on payu, or model)

This change requires changes to (note pull request(s) where relevant):

• workflow manager (payu):
• model deployment (ACCESS-ESM1.6):
• model component or library dependency:
• input workflow:

4. Ad-hoc Testing

What ad-hoc testing was done? How are you convinced this change is correct (plots are good)?

5. CI Testing

• !test repro has been run

6. Reproducibility

Is this reproducible with the previous commit? (If not, why not?)

• Yes
• No - !test repro commit has been run.

Change in restart and nitrogen forcing change answers.

7. Performance

Has the model performance (say, throughput of model-years/wall-day) changed?

• Yes
• No
• N/A (if selected, please add a brief explanation why performance testing is not necessary for this PR)

Change in restart and input file not expected to affect performance.

If yes, provide the numbers from your testing. Is the performance better or worse?

8. Manifests

Have you changed the executable, the input files and/or the restart files?

• Yes
• No

If yes, have you updated the manifests?

• Yes
• No

To update the manifests, run payu setup (in a cloned copy of your feature branch) with reproducibility tests turned off:

manifest:
  reproduce:
    exe: false
    input: false
    restart: false
runlog:
  enable: false

Then commit the newly created manifest files (under manifests/) only to the branch for this PR.

9. Documentation

Is the documentation updated?

• Yes
• N/A

10. Merge Strategy

• Merge commit
• Rebase and merge
• Squash

[blimlim]

!test repro commit

[github-actions]

❌ The Bitwise Reproducibility Check Failed ❌

When comparing:

• 688-ndep-idealised (checksums created using commit 6ef9d9d), against
• dev-1pctCO2 (checksums in commit b4a7e11)

🔧 The new checksums will be committed to this PR, if they differ from what is on this branch.

Further information

The experiment can be found on Gadi at /scratch/tm70/repro-ci/experiments/access-esm1.6-configs/pr690/688-ndep-idealised/6ef9d9d616f15c0ed5b1537630bca348b4e0a537, and the test results at https://github.com/ACCESS-NRI/access-esm1.6-configs/runs/71204495619.

The checksums generated by this !test command are found in the testing/checksum directory of https://github.com/ACCESS-NRI/access-esm1.6-configs/actions/runs/24380888637/artifacts/6420307271.

The checksums compared against are found here https://github.com/ACCESS-NRI/access-esm1.6-configs/tree/b4a7e1148dd7618d0491017ae62a2a3758cfc09b/testing/checksum

Test summary:
❌ test_repro_historical
✅ test_repro_determinism

[JhanSrbinovsky]

The executable was updated in the prev I guess - otherwise LGTM

[blimlim]

!cherry-pick 45c0871 dc19da2 6ef9d9d into dev-1pctCO2-rad dev-1pctCO2-bgc

[blimlim]

!cherry-pick 45c0871 dc19da2 into dev-4xCO2+concentrations

[github-actions]

Automatic Git cherry-picking of commit(s) 45c0871 dc19da2 6ef9d9d into dev-1pctCO2-rad was successful.

The new pull request can be reviewed and approved here.

[github-actions]

Automatic Git cherry-picking of commit(s) 45c0871 dc19da2 6ef9d9d into dev-1pctCO2-bgc was successful.

The new pull request can be reviewed and approved here.

[github-actions]

Automatic Git cherry-picking of commit(s) 45c0871 dc19da2 into dev-4xCO2+concentrations was successful.

The new pull request can be reviewed and approved here.