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Allow downstream software not to set mpi version#389

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xylar merged 1 commit intoE3SM-Project:mainfrom
xylar:mpi-not-required
Apr 9, 2026
Merged

Allow downstream software not to set mpi version#389
xylar merged 1 commit intoE3SM-Project:mainfrom
xylar:mpi-not-required

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@xylar xylar commented Apr 9, 2026

Some downtream software doesn't involve MPI (currently cime-env) so there should be no requirement to set the MPI version.

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  • Testing comment, if appropriate, in the PR documents testing used to verify the changes

Some downtream software doesn't involve MPI (currently cime-env)
so there should be no requirement to set the MPI version.
@xylar xylar self-assigned this Apr 9, 2026
@xylar xylar added the clean-up Cleanup or maintenance of code that does not alter behavior or functionality label Apr 9, 2026
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xylar commented Apr 9, 2026

Testing

I was able to remove the [pixi]/mpi variable in cime-env and deployment is now successful without it.

@xylar xylar merged commit aca0724 into E3SM-Project:main Apr 9, 2026
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@xylar xylar deleted the mpi-not-required branch April 9, 2026 16:39
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