Remove duplicate outputs of realization config in MPI computation

[stcui007]

When running a MPI job, the content of realization configs (submodules) is printed out multiple times equal to the number of processors used. This PR modifies the behavior so that only one copy is printed out.

Additions

Removals

Changes

Codes as listed in the commit.

Testing

1. Unit tests on Linux pass except test_routing_pybind
2. MPI run test

Screenshots

Notes

Todos

Checklist

• PR has an informative and human-readable title
• Changes are limited to a single goal (no scope creep)
• Code can be automatically merged (no conflicts)
• Code follows project standards (link if applicable)
• Passes all existing automated tests
• Any change in functionality is tested
• New functions are documented (with a description, list of inputs, and expected output)
• Placeholder code is flagged / future todos are captured in comments
• Project documentation has been updated (including the "Unreleased" section of the CHANGELOG)
• Reviewers requested with the Reviewers tool ➡️

Testing checklist (automated report can be put here)

Target Environment support

• Linux

[stcui007]

Good suggestion. I thought about doing this way but wasn't sure it would work consistently with MPI. Definitely worth trying.

…

On Tue, Aug 6, 2024 at 1:01 PM Phil Miller - NOAA ***@***.***> wrote: ***@***.**** requested changes on this pull request. ------------------------------ In include/realizations/config/formulation.hpp <#866 (comment)>: > } + #if NGEN_WITH_MPI #if NGEN_WITH_MPIint mpi_rank;MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank);if (mpi_rank == 0) #endif { geojson::... } Just retrieve the rank and use it right here, and don't change the interfaces of everything in the area to pass it down as an argument. If you do it this way, no change is needed in any other file. — Reply to this email directly, view it on GitHub <#866 (review)>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/ACA4SRK5BNRIJTXAZSARFB3ZQEFOTAVCNFSM6AAAAABMCSZQK2VHI2DSMVQWIX3LMV43YUDVNRWFEZLROVSXG5CSMV3GSZLXHMZDEMRRHEZTOOBSHA> . You are receiving this because you authored the thread.Message ID: ***@***.***>

stale