Changeset 3766 for trunk/LMDZ.MARS/deftank/run0

Timestamp:

May 15, 2025, 6:26:24 PM (3 months ago)

Author:

jbclement

Message:

Mars PCM:
Cleaning and improvement of robustness for "run0" and "run_month1" scripts with file checks and clearer errors.
JBC

File:

• trunk/LMDZ.MARS/deftank/run0 (modified) (6 diffs)

trunk/LMDZ.MARS/deftank/run0

@@ -1 +1 @@
 #!/bin/bash
-###########################################################################
+########################################################################
 # Script to perform several chained LMD Mars GCM simulations
 # SET HERE the maximum total number of simulations
@@ -6 +6 @@
 nummax=1
 
-###########################################################################
-
+# Also, ensure that the gcm executable name is correct below:
+gcm=gcm.e
+#
+########################################################################
+set -x
 
 echo "---------------------------------------------------------"
-echo "starting run0"
+echo "Starting run0..."
 
 dir=`pwd`
@@ -16 +19 @@
 address=`whoami`
 
-# Look for file "num_run" which should contain 
+# Check if GCM executable exists and is executable
+if [ ! -x $gcm ]; then
+  echo "Error: file \"$gcm\" not found or not executable in $dir!"
+  exit 1
+fi
+
+# Look for file "num_run" which should contain
 # the value of the previously computed season
 # (defaults to 0 if file "num_run" does not exist)
 if [[ -r num_run ]] ; then
-  echo "found file num_run"
+  echo "Found file \"num_run\""
   numold=`cat num_run`
 else
   numold=0
 fi
-echo "numold is set to" ${numold}
+echo "numold is set to" $numold
 
-
-# Set value of current season 
-(( numnew = ${numold} + 1 ))
-echo "numnew is set to" ${numnew}
+# Set value of current season
+numnew=$((numold + 1 ))
+echo "numnew is set to" $numnew
 
 # Look for initialization data files (exit if none found)
@@ -37 +45 @@
    \cp -f startfi${numold}.nc startfi.nc
 else
-   if (( ${numold} == 99999 )) ; then
-    echo "No run because previous run crashed ! (99999 in num_run)"
-    exit
+   if (( numold == 99999 )) ; then
+     echo "Error: no run because previous run crashed! (99999 in \"num_run\")"
+     exit 1
    else
-   echo "Where is file start"${numold}".nc??"
-   exit
+     echo "Error: missing input files \"start${numold}.nc\" or \"startfi${numold}.nc\" in $dir!"
+     exit 1
    fi
 fi
@@ -48 +56 @@
 
 # Run GCM
-gcm.e > lrun${numnew} 
+./$gcm > lrun${numnew} 
 
 
 # Check if run ended normaly and copy datafiles
 if [[ ( -r restartfi.nc  &&  -r restart.nc ) ]] ; then
-  echo "Run seems to have ended normaly"
+  echo "Run seems to have ended normally."
   \mv -f restartfi.nc startfi${numnew}.nc
   \mv -f restart.nc start${numnew}.nc
 else
+  echo "Error: Run crashed or incomplete output!"
   if [[ -r num_run ]] ; then
     \mv -f num_run num_run.crash
   else
-    echo "No file num_run to build num_run.crash from !!"
+    echo "No file num_run to build \"num_run.crash\" from!"
     # Impose a default value of 0 for num_run
     echo 0 > num_run.crash
   fi
- echo 99999 > num_run
+  echo 99999 > num_run
 ############## To receive an Email message if the run crashes ########
-mail -s "crash run GCM" $address <<ENDMAIL
-The run on $machine in $dir has just crashed.
+mail -s "Crash in GCM run" $address <<ENDMAIL
+The GCM run on $machine in $dir has just crashed.
+Check the output logs for more information.
 ENDMAIL
-############################################"" 
- exit
+#############################################
+  exit 1
 fi
 
@@ -90 +100 @@
 # Prepare things for upcoming runs by writing
 # value of computed season in file num_run
-echo ${numnew} > num_run
+echo $numnew > num_run
 
 # If we are over nummax : stop
 if (( $numnew + 1 > $nummax )) ; then
-   exit
+  exit 0
 else
-   \cp -f run0 exe_mars
-   ./exe_mars
-fi 
-
-
+  \cp -f run0 exe_mars
+  ./exe_mars
+fi