Remove inline build of Parallel IO. Use PIO as an external dependency. - Githubissues

NOAA-EMC / CMEPS

NUOPC Community Mediator for Earth Prediction Systems

https://escomp.github.io/CMEPS/

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Remove inline build of Parallel IO. Use PIO as an external dependency. #16

Closed aerorahul closed 3 years ago

aerorahul commented 3 years ago

Description of changes

This PR:

removes the git submodule of ParallelIO
Depends on externally built parallel IO. It is referenced via the environment variable PIO_ROOT, and follows standard installation structure include/ and lib/

Specific notes

Contributors other than yourself, if any:

CMEPS Issues Fixed (include github issue #):

Are changes expected to change answers?

[ ] bit for bit
[ ] different at roundoff level
[ ] more substantial

Any User Interface Changes (namelist or namelist defaults changes)?

[ ] Yes
[x] No

Testing performed if application target is CESM:(either UFS-S2S or CESM testing is required):

[ ] (required) CIME_DRIVER=nuopc scripts_regression_tests.py
- machines:
- details (e.g. failed tests):
[ ] (required) CESM testlist_drv.xml
- machines and compilers:
- details (e.g. failed tests):
[ ] (optional) CESM prealpha test
- machines and compilers
- details (e.g. failed tests):

Testing performed if application target is UFS-S2S:

[ ] (required) UFS-S2S testing
- description:
- details (e.g. failed tests):

Hashes used for testing:

[ ] CESM:
- repository to check out: https://github.com/ESCOMP/CESM.git
- branch: nuopc_dev
- hash:
[ ] UFS-S2S, then umbrella repostiory to check out and associated hash:
- repository to check out:
- branch: feature/no-pio
- hash:dde421d
- PR