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Update geometry data set to BedMachineAntarctica v4#961

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trhille wants to merge 3 commits into
MPAS-Dev:mainfrom
trhille:landice/update_to_bedmachineantarcticav4
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Update geometry data set to BedMachineAntarctica v4#961
trhille wants to merge 3 commits into
MPAS-Dev:mainfrom
trhille:landice/update_to_bedmachineantarcticav4

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@trhille trhille commented May 18, 2026

Update default geometry data set to BedMachineAntarctica v4. Retain v2 data set in separate cfg file.

Checklist

  • User's Guide has been updated
  • Document (in a comment titled Testing in this PR) any testing that was used to verify the changes

trhille added 2 commits May 18, 2026 12:22
Update default geometry data set to BedMachineAntarctica v4.
Retain v2 data set in separate cfg file.
Split string "srun --label" so that it is interpretted correctly
when passed to check_call.
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trhille commented May 19, 2026

Testing

The 4–20km landice/antarctica/mesh_gen case with default parameters (except for nprocs = 512) passed successfully in 50:54 on 4 Perlmutter CPU nodes.
Relevant fields from BedMachine Antarctica v4:
image
image
image

Note: CI is curreclty failing for Greenland mesh gen due to downtime impacting LCRC server.

@trhille trhille requested a review from matthewhoffman May 19, 2026 02:38
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