nf1850_ne30pg3_ne30pg3_mtn14.fatessp_20250219

[oyvindseland]

Purpose:
Set up AMIP type simulation for the year 1850 for comparing coupled and uncoupled simulation and calculate aerosol ERF.

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Description:
To get the code

git clone https://github.com/NorESMhub/NorESM.git
cd NorESM
git checkout noresm2_5_alpha08d
./bin/git-fleximod update

• NOTE: a memory leak is present in the run and hits agains the node limit when running past 11 years.
  See memory leak in n1850 case NorESM#550

• create_newcase command

 ./create_newcase --case <user_case_path>/nf2000_ne30pg3_ne30pg3_mtn14.fatessp_20250120\\
 --compset  1850_CAM70%LT%NORESM%CAMoslo_CLM60%FA
TES-SP_CICE%PRES_DOCN%DOM_MOSART_DGLC%NOEVOLVE_SWAV_SESP \\
 --res  ne30pg3_ne30pg3_mtn14\\
 --project nn9560k --run-unsupported --mach betzy 

• user_nl_cam

use_aerocom = .true.
interpolate_nlat   = 192
interpolate_nlon   = 288
interpolate_output = .true.
history_aerosol = .true.
zmconv_c0_lnd  =  0.0075D0
zmconv_c0_ocn  =  0.0300D0
zmconv_ke =  5.0E-6
zmconv_ke_lnd =  1.0E-5
clim_modal_aero_top_press =  1.D-4
bndtvg = '/cluster/shared/noresm/inputdata/atm/cam/ggas/noaamisc.r8.nc'

• user_nl_clm
  Add the following to user_nl_clm

fates_paramfile='/cluster/work/users/rosief/git/NorESM_MEGAN_test/components/clm/src/fates/parameter_files/fates_params_megan_twostream.nc'
z0param_method='ZengWang2007'

• xmlchange commands

./xmlchange NTASKS=1920
 ./xmlchange STOP_N=7
 ./xmlchange STOP_OPTION=nyears
 ./xmlchange RESUBMIT=4
 ./xmlchange --subgroup case.run JOB_WALLCLOCK_TIME=48:00:00
 ./xmlchange --subgroup case.st_archive JOB_WALLCLOCK_TIME=06:00:00

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Compset long name

1850_CAM70%LT%NORESM%CAMoslo_CLM60%FATE
S-SP_CICE%PRES_DOCN%DOM_MOSART_DGLC%NOEVOLVE_SWAV_SESP

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Model grid long name
a%ne30np4.pg3_l%ne30np4.pg3_oi%ne30np4.pg3_r%r05_w%null_z%null_g%gris4_m%tnx1v4

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Case directory:

• Locally on betzy (if still available):
  /cluster/projects/nn9560k/oyvinds/NorESM2.5_alpha08/cases/nf1850_ne30pg3_ne30pg3_mtn14.fatessp_20250219

• On github:

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Code version on github (either NorESMhub or user's fork):

• https://github.com/NorESMhub/NorESM/releases/tag/noresm2_5_alpha08d

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Diagnostics:

• Diags (if available):
  As examples:
• https://ns2345k.web.sigma2.no/datalake/diagnostics/ADF/plots/<$CASE_vs_$BASELINE>/website/index.html
• https://ns2345k.web.sigma2.no/datalake/diagnostics/ADF/plots/<$CASE_vs_$OBS>/website/index.html

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Output:

• Raw output on nird (if still available):
• CAM Climos:

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Contacts:

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Extra details: