Update Externals.cfg to cesm2_3_beta17 and remove mct

.config_files.xml

@@ -19,11 +19,8 @@
     <values>
       <value component="clm"                         >$SRCROOT</value>
       <value component="slim"                        >$SRCROOT/components/slim/</value>
-      <value component="dlnd" comp_interface="mct"   >$SRCROOT/components/cpl7/components/data_comps_$COMP_INTERFACE/dlnd</value>
       <value component="dlnd" comp_interface="nuopc" >$SRCROOT/components/cdeps/dlnd</value>
-      <value component="slnd" comp_interface="mct"   >$SRCROOT/components/cpl7/components/stub_comps_$COMP_INTERFACE/slnd</value>
       <value component="slnd" comp_interface="nuopc" >$CIMEROOT/CIME/non_py/src/components/stub_comps_$COMP_INTERFACE/slnd</value>
-      <value component="xlnd" comp_interface="mct"   >$SRCROOT/components/cpl7/components/xcpl_comps_$COMP_INTERFACE/xlnd</value>
       <value component="xlnd" comp_interface="nuopc" >$CIMEROOT/CIME/non_py/src/components/xcpl_comps_$COMP_INTERFACE/xlnd</value>
     </values>
     <group>case_comps</group>

Externals.cfg

@@ -8,7 +8,7 @@ required = True
 local_path = components/cism
 protocol = git
 repo_url = https://github.com/ESCOMP/CISM-wrapper
-tag = cismwrap_2_1_99
+tag = cismwrap_2_1_100
 externals = Externals_CISM.cfg
 required = True
 
@@ -29,12 +29,12 @@ required = True
 [mizuRoute]
 local_path = components/mizuRoute
 protocol = git
-repo_url = https://github.com/nmizukami/mizuRoute
-hash = 34723c2
+repo_url = https://github.com/ESCOMP/mizuRoute
+hash = 81c720c
 required = True
 
 [ccs_config]
-tag = ccs_config_cesm0.0.92
+tag = ccs_config_cesm0.0.106
 protocol = git
 repo_url = https://github.com/ESMCI/ccs_config_cesm.git
 local_path = ccs_config
@@ -44,45 +44,31 @@ required = True
 local_path = cime
 protocol = git
 repo_url = https://github.com/ESMCI/cime
-tag = cime6.0.217_httpsbranch03
+tag = cime6.0.238_httpsbranch01
 required = True
 
 [cmeps]
-tag = cmeps0.14.50
+tag = cmeps0.14.60
 protocol = git
 repo_url = https://github.com/ESCOMP/CMEPS.git
 local_path = components/cmeps
 required = True
 
 [cdeps]
-tag = cdeps1.0.28
+tag = cdeps1.0.33
 protocol = git
 repo_url = https://github.com/ESCOMP/CDEPS.git
 local_path = components/cdeps
 externals =  Externals_CDEPS.cfg
 required = True
 
-[cpl7]
-tag = cpl77.0.7
-protocol = git
-repo_url = https://github.com/ESCOMP/CESM_CPL7andDataComps
-local_path = components/cpl7
-required = True
-
 [share]
 tag = share1.0.18
 protocol = git
 repo_url = https://github.com/ESCOMP/CESM_share
 local_path = share
 required = True
 
-[mct]
-tag = MCT_2.11.0
-protocol = git
-repo_url = https://github.com/MCSclimate/MCT
-local_path = libraries/mct
-required = True
-
 [parallelio]
 tag = pio2_6_2
 protocol = git

README

@@ -57,7 +57,7 @@ python ------------ Python modules used in tools and testing and automated check
 Directory structure only for a CTSM checkout:
 
 components -------- Other active sub-components needed for CTSM to run (river routing and land-ice models)
-libraries --------- CESM libraries: MCT (Model Coupling Toolkit) and PIO (deprecated)
+libraries --------- CESM libraries: PIO (deprecated)
 share ------------- CESM shared code
 ccs_config -------- CIME configure files (for grids, compsets, and machines) for CESM
 
@@ -68,7 +68,6 @@ components/cdeps -------------------- CESM top level data model shared code (for
 components/cism --------------------- CESM Community land Ice Sheet Model.
 components/mosart ------------------- Model for Scale Adaptive River Transport
 components/rtm ---------------------- CESM River Transport Model.
-components/cpl7 --------------------- CESM top level driver for MCT driver (deprecated will be removed)
 
 Top level documentation ($CTSMROOT):
 
@@ -154,7 +153,7 @@ Source code directory structure:
 
 src/biogeochem ---- Biogeochemisty
 src/main ---------- Main control and high level code
-src/cpl ----------- Land model high level caps for NUOPC driver (and MCT and LILAC)
+src/cpl ----------- Land model high level caps for NUOPC driver (and LILAC)
 src/biogeophys ---- Biogeophysics (Hydrology)
 src/dyn_subgrid --- Dynamic land unit change
 src/init_interp --- Online interpolation

README.NUOPC_driver.md

@@ -43,9 +43,6 @@ by having an updated copy in your case directory.
 
 ## What if I want to use the MCT driver?
 
-The MCT driver is now deprecated, and will be removed. So at this point we don't
-suggest using it anymore.
-
-For more notes see:
+The MCT driver is now removed. For more notes see:
 
 https://docs.google.com/presentation/d/1yjiKSEV53JDAJbYxhpY2T9GTxlWFzQAn

bld/CLMBuildNamelist.pm

@@ -71,7 +71,7 @@ REQUIRED OPTIONS
                               (if read they allow user_nl_clm and CLM_BLDNML_OPTS to expand
                                variables [for example to use \$DIN_LOC_ROOT])
                               (default current directory)
-     -lnd_frac "domainfile"   Land fraction file (the input domain file) (needed for MCT driver and LILAC)
+     -lnd_frac "domainfile"   Land fraction file (the input domain file) (needed for LILAC)
      -res "resolution"        Specify horizontal grid.  Use nlatxnlon for spectral grids;
                               dlatxdlon for fv grids (dlat and dlon are the grid cell size
                               in degrees for latitude and longitude respectively)
@@ -83,7 +83,7 @@ REQUIRED OPTIONS
                               (default 2000)
      -structure "structure"   The overall structure being used [ standard | fast ]
 OPTIONS
-     -driver "value"          CESM driver type you will run with [ mct | nuopc ]
+     -driver "value"          CESM driver type you will run with [ nuopc ]
      -bgc "value"             Build CLM with BGC package [ sp | bgc | fates ]
                               (default is sp).
                                 CLM Biogeochemistry mode
@@ -1893,10 +1893,10 @@ sub setup_logic_lnd_frac {
   my ($opts, $nl_flags, $definition, $defaults, $nl, $envxml_ref) = @_;
 
   #
-  # fatmlndfrc is required for the MCT driver (or LILAC), but uneeded for NUOPC
+  # fatmlndfrc is required for LILAC but uneeded for NUOPC
   #
   my $var = "lnd_frac";
-  if ( ($opts->{'driver'} eq "mct") || $opts->{'lilac'} ) {
+  if ( $opts->{'lilac'} ) {
      if ( defined($opts->{$var}) ) {
        if ( defined($nl->get_value('fatmlndfrc')) ) {
          $log->fatal_error("Can NOT set both -lnd_frac option (set via LND_DOMAIN_PATH/LND_DOMAIN_FILE " .
@@ -3838,9 +3838,7 @@ sub setup_logic_popd_streams {
      }
      add_default($opts, $nl_flags->{'inputdata_rootdir'}, $definition, $defaults, $nl, 'stream_fldfilename_popdens', 'phys'=>$nl_flags->{'phys'},
                  'cnfireson'=>$nl_flags->{'cnfireson'}, 'hgrid'=>"0.5x0.5", 'ssp_rcp'=>$nl_flags->{'ssp_rcp'} );
-     #
-     # TODO (mvertens, 2021-06-22) the following is needed for MCT since a use case enforces this  - so for now stream_meshfile_popdens will be added to the mct
-     # stream namelist but simply not used
+
     if ($opts->{'driver'} eq "nuopc" ) {
         add_default($opts, $nl_flags->{'inputdata_rootdir'}, $definition, $defaults, $nl, 'stream_meshfile_popdens', 'hgrid'=>"0.5x0.5");
         my $inputdata_rootdir = $nl_flags->{'inputdata_rootdir'};
@@ -3854,12 +3852,6 @@ sub setup_logic_popd_streams {
             $val = &quote_string( $val );
             $nl->set_variable_value($group, $var, $val);
         }
-    } else {
-        my $var = 'stream_meshfile_popdens';
-        my $group = $definition->get_group_name($var);
-        my $val = "none";
-        $val = &quote_string( $val );
-        $nl->set_variable_value($group, $var, $val);
     }
   } else {
      # If bgc is NOT CN/CNDV or fire_method==nofire then make sure none of the popdens settings are set

bld/config_files/config_definition_ctsm.xml

@@ -18,11 +18,11 @@ Root directory of CLM source distribution (directory above CLM configure).
 </entry>
 
 <entry id="comp_intf" 
-       valid_values="ESMF,MCT,cpl_\$COMP" 
-       value="MCT"
+       valid_values="ESMF,cpl_\$COMP"
+       value="ESMF"
        category="directories">
 Component framework interface to use 
-(Model Coupling Toolkit, or Earth System Modeling Framework)
+(Earth System Modeling Framework)
 </entry>
 
 <entry id="usr_src" 

bld/unit_testers/build-namelist_test.pl

@@ -163,10 +163,10 @@ sub cat_and_create_namelistinfile {
 #
 # Figure out number of tests that will run
 #
-my $ntests = 2513;
+my $ntests = 2454;
 
 if ( defined($opts{'compare'}) ) {
-   $ntests += 1545;
+   $ntests += 1486;
 }
 plan( tests=>$ntests );
 
@@ -314,7 +314,7 @@ sub cat_and_create_namelistinfile {
 print "=================================================================================\n";
 
 my $startfile = "clmrun.clm2.r.1964-05-27-00000.nc";
-foreach my $driver ( "mct", "nuopc" ) {
+foreach my $driver ( "nuopc" ) {
    print "   For $driver driver\n\n";
    # configuration, structure, irrigate, verbose, clm_demand, ssp_rcp, test, sim_year, use_case
    foreach my $options ( "-res 0.9x1.25 -configuration nwp",
@@ -335,13 +335,7 @@ sub cat_and_create_namelistinfile {
       my $file = $startfile;
       &make_env_run();
       my $base_options = "-envxml_dir . -driver $driver";
-      if ( $driver eq "mct" ) {
-         $base_options = "$base_options -lnd_frac $DOMFILE";
-         # Skip the MCT test for excess ice streams
-         if ( $options =~ /use_excess_ice_streams=.true./ ) {
-           next;
-         }
-      } else {
+      if ( $driver eq "nuopc" ) {
          $base_options = "$base_options -namelist '&a force_send_to_atm = .false./'";
       }
       eval{ system( "$bldnml $base_options $options > $tempfile 2>&1 " ); };
@@ -548,11 +542,6 @@ sub cat_and_create_namelistinfile {
                                      GLC_TWO_WAY_COUPLING=>"FALSE",
                                      phys=>"clm5_0",
                                    },
-     "exice stream on, but mct"    =>{ options=>"--res 0.9x1.25 --envxml_dir . --driver mct --lnd_frac $DOMFILE ",
-                                     namelst=>"use_excess_ice=.true., use_excess_ice_streams=.true.",
-                                     GLC_TWO_WAY_COUPLING=>"FALSE",
-                                     phys=>"clm5_0",
-                                   },
      "clm50CNDVwtransient"       =>{ options=>" -envxml_dir . -use_case 20thC_transient -dynamic_vegetation -res 10x15 -ignore_warnings",
                                      namelst=>"",
                                      GLC_TWO_WAY_COUPLING=>"FALSE",
@@ -898,16 +887,6 @@ sub cat_and_create_namelistinfile {
                                      GLC_TWO_WAY_COUPLING=>"FALSE",
                                      phys=>"clm5_0",
                                    },
-     "both lnd_frac and on nml"  =>{ options=>"-driver mct -lnd_frac $DOMFILE -envxml_dir .",
-                                     namelst=>"fatmlndfrc='frac.nc'",
-                                     GLC_TWO_WAY_COUPLING=>"FALSE",
-                                     phys=>"clm5_0",
-                                   },
-     "lnd_frac set to UNSET"     =>{ options=>"-driver mct -lnd_frac UNSET -envxml_dir .",
-                                     namelst=>"",
-                                     GLC_TWO_WAY_COUPLING=>"FALSE",
-                                     phys=>"clm6_0",
-                                   },
      "lnd_frac set but nuopc"    =>{ options=>"-driver nuopc -lnd_frac $DOMFILE -envxml_dir .",
                                      namelst=>"",
                                      GLC_TWO_WAY_COUPLING=>"FALSE",
@@ -923,11 +902,6 @@ sub cat_and_create_namelistinfile {
                                      GLC_TWO_WAY_COUPLING=>"FALSE",
                                      phys=>"clm6_0",
                                    },
-     "force_send but not nuopc"  =>{ options=>"-driver mct -lnd_frac $DOMFILE -envxml_dir .",
-                                     namelst=>"force_send_to_atm = .false.",
-                                     GLC_TWO_WAY_COUPLING=>"FALSE",
-                                     phys=>"clm6_0",
-                                   },
      "branch but NO nrevsn"      =>{ options=>"-clm_start_type branch -envxml_dir .",
                                      namelst=>"",
                                      GLC_TWO_WAY_COUPLING=>"FALSE",

cime_config/testdefs/ExpectedTestFails.xml

@@ -51,13 +51,6 @@
     </phase>
   </test>
 
-  <test name="SMS_D_Ld1_Mmpi-serial_Vmct.f45_f45_mg37.I2000Clm50SpRs.izumi_gnu.clm-ptsRLA">
-    <phase name="SHAREDLIB_BUILD">
-      <status>FAIL</status>
-      <issue>#1887</issue>
-    </phase>
-  </test>
-
   <test name="SMS_D.f10_f10_mg37.I2000Clm60BgcCrop.derecho_nvhpc.clm-crop">
     <phase name="SHAREDLIB_BUILD">
       <status>FAIL</status>

doc/source/users_guide/setting-up-and-running-a-case/customizing-the-clm-configuration.rst

@@ -638,7 +638,7 @@ The output to the above command is as follows:
      -vichydro <name>       Turn VIC hydrologic parameterizations : [on | off] (default is off)
      -crop <name>           Toggle for prognostic crop model. [on | off] (default is off)
                             (can ONLY be turned on when BGC type is CN or CNDV)
-     -comp_intf <name>      Component interface to use (ESMF or MCT) (default MCT)
+     -comp_intf <name>      Component interface to use (default ESMF, currently no other option)
      -defaults <file>       Specify full path to a configuration file which will be used
                             to supply defaults instead of the defaults in bld/config_files.
                             This file is used to specify model configuration parameters only.

python/ctsm/modify_input_files/fsurdat_modifier.py

@@ -254,8 +254,8 @@ def modify_optional(
     """Modify the dataset according to the optional settings"""
 
     # Set fsurdat variables in a rectangle that could be global (default).
-    # Note that the land/ocean mask gets specified in the domain file for
-    # MCT or the ocean mesh files for NUOPC. Here the user may specify
+    # Note that the land/ocean mask gets specified in
+    # the ocean mesh files. Here the user may specify
     # fsurdat variables inside a box but cannot change which points will
     # run as land and which as ocean.
     if idealized: