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Exascale global atmosphere model written in C++ as part of the E3SM project

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The following fields from rrtmgp are non-BFB when comparing outputs from two identical runs: `sfc_flux_dif_nir`, `sfc_flux_dir_nir`, `sfc_flux_dif_vis` and `sfc_flux_dir_vis`. This has been confirmed by running the `monolithic_vs_restarted` test (which FAILS)...

bug
radiation

The "shoc_assumed_pdf" routine was not converted from F90 to cpp as intended. Recall that prior to cpp conversion the F90 code was heavily refactored so that long routines were broken...

testing
shoc

SCREAM v0.1 (Fortran code) runs with adjust_ps=.false. CXX code has only been tested with adjust_ps=.true. E3SM should also migrate to adjust_ps=.false., but this is on hold in order to preserve...

bugfix

Would it be possible to deactivate the AUTOMERGE label if a PR also has the Non-BFB label? Or just deactivate the AUTOMERGE ability? Typically, we wouldn't expect both labels to...

priority:wishlist

Per discussion with @brhillman, it is possible that the radiation interface that handles pbuf variables provided by microphysics has assumptions that are tied to running MG microphysics. In particular, microphysics...

p3
radiation
priority:wishlist

After merging PR #2442, we ran into issues on machines including perlmutter, ascent, and crusher during nightly tests. But we did get through on mappy. We subsequently fixed the issue...

priority:low
machine learning

We have a bunch of changes we need to make in our run scripts in order to avoid crashes. We should get the best/most stable configuration of the code by...

Using scream repo of Aug25th, I was running longer ne30 sims to track issues with a high T crash. Several previous attempts (using different versions of repo) failed with high...

pm-gpu

After we merge #2374, EAMxx and SCREAM will appear as two different model names for EAMxx (or SCREAM). We should unify these names into a single name "EAMxx".

Add the ability to output precipitation areal fractions as a 3D diagnostic variable. I.e., the areal fraction of the grid box taken up by rain and by snow (separately).