Run Specifications

General Information

   Purpose of Run: Freeze-dry climate sensitivity test.

   Scientific Lead: gent

   Software Engineering Lead: dbailey

   Assigned to: dbailey
   Date: 2009-11-20

   Run Length: 60
Case Creation Information (all fields are required)

   CCSM tag:   ccsm4_0_beta32

   Case Name:  e40.1850.2deg.tr1.1xco2.005

   Machine:    bluefire

   Compset:    E_1850_TRACK_CN+
   Resolution: f19_g16

Pre-Configuration Information

   Runtype: hybrid
   start from the 0535-01-01-00000 restarts (except ocean) of b40.1850.track1.008

   env_conf.xml mods 

   xmlchange -file env_conf.xml -id CCSM_CO2_PPMV -val '284.7'
   xmlchange -file env_conf.xml -id CAM_CONFIG_OPTS -val '-phys cam3_5_1'
   xmlchange -file env_conf.xml -id CAM_NML_USE_CASE -val '1850_track1'
   xmlchange -file env_conf.xml -id CLM_CONFIG_OPTS -val '-bgc cn'
   xmlchange -file env_conf.xml -id CLM_BLDNML_OPTS -val '-use_case 1850_control'
   xmlchange -file env_conf.xml -id CICE_PRESAERO_TYPE -val 'data_clim_1850'
   xmlchange -file env_conf.xml -id RUN_TYPE -val 'hybrid'
   xmlchange -file env_conf.xml -id RUN_REFCASE -val 'b40.1850.track1.008'
   xmlchange -file env_conf.xml -id RUN_REFDATE -val '0535-01-01'

   env_mach_pes.xml mods
<entry id="NTASKS_ATM" value="256" />  <entry id="NTHRDS_ATM" value="1" />  <entry id="ROOTPE_ATM" value="0"   />
<entry id="NTASKS_LND" value="32"  />  <entry id="NTHRDS_LND" value="1" />  <entry id="ROOTPE_LND" value="160" />
<entry id="NTASKS_ICE" value="160" />  <entry id="NTHRDS_ICE" value="1" />  <entry id="ROOTPE_ICE" value="0"   />
<entry id="NTASKS_OCN" value="64"  />  <entry id="NTHRDS_OCN" value="1" />  <entry id="ROOTPE_OCN" value="0"   />
<entry id="NTASKS_CPL" value="64"  />  <entry id="NTHRDS_CPL" value="1" />  <entry id="ROOTPE_CPL" value="192" />
<entry id="NTASKS_GLC" value="64"  />  <entry id="NTHRDS_GLC" value="1" />  <entry id="ROOTPE_GLC" value="192" />

Post-Configuration Information


   vi Buildconf/cam.buildnml.csh
      rhminl = 0.924
      cldfrc_freeze_dry = .false.

   vi Buildconf/cice.buildnml.csh                    
   vi Buildconf/docn.buildnml.csh
      set STREAM1TXT = "pop_frc.1x1d.stream.txt"  <== old
      set STREAM1TXT = "pop_frc.gx1v6.stream.txt" <== new
   mv Buildconf/pop_frc.1x1d.stream.txt Buildconf/pop_frc.gx1v6.stream.txt

Use a new SOM forcing file.

   vi Buildconf/pop_frc.gx1v6.stream.txt

     pop_frc.1x1d.090130.nc  <== old
     pop_frc.gx1v6.090731.nc <== new

     pop_frc.1x1d.090130.nc  <== old
     pop_frc.gx1v6.090731.nc <== new

SourceMods Information

Performance/Cost Estimates

  total pes   : 256

  Overall Metrics:
    Model Cost:             127.40   pe-hrs/simulated_year (scale= 0.50)
    Model Throughput:        24.11   simulated_years/day
Special Instructions

  * [put any special instructions here]

Pre-Run Instructions

  * Run create_production_test
  * Run debug smoke test

  * Add NCAR Software Levels info to checklist 

Run Instructions

  Run Length: 60-80

  Account key:  [9330406]

  Priority/Targeted queue:  [eg, premium]


Diagnostics Plan

  * [put diagnostics plan here]

Additional Information

  * [put any additional information here]

Return to Top

Run Checklist

Complete the following checklist prior to beginning the production run:

1.  Update status file: /web/web-data/cseg/ccsm4_0_runs/e40.1850.2deg.tr1.1xco2.005/status.txt  [assigned, setup in progress, running]

2.  Document NCAR software levels at beginning of run (use the spinfo command on bluefire)

2.  Complete the following table, as necessary, showing
    the component liaison's name and the date the setup
    was approved.

   Component         Liaison/                     Date Approved

      atm            [rneale,eaton,other]             ----

      cpl            [kauff,mvertens,tcraig,other]    ----

      ice                 dbailey                     ----

      lnd            [erik,other]                     ----

      ocn            [njn01,gokhan,other]             ----

      env_ file      [mvertens,other]                 ----

3.   Create_production_test completed   [who,when]           
4.   Debug smoke test completed [who,when]

5.  Performance review completed [who,when]

Return to Top



Return to Top