Changes between Version 4 and Version 5 of Doc/env/TgccCurie

Timestamp:

08/04/14 14:51:17 (10 years ago)

Author:

aclsce

Comment:

--

Doc/env/TgccCurie

@@ -172 +172 @@
 # How to use the ddt debuger for the coupled model (or any other MPMD mode) #
 
+## MPI only ##
+
  * compile the model you wish to debug with the -g option (necessary in order to have access to sources from  the ddt interface)
  * create a debug directory which includes the model executables and the input files required by the model
  * create a simplified debug job which allows you to start a run in the debug directory
- * add the command "module load ddt/3.2" to your job
+ * add the command "module load ddt" to your job
  * add the creation of configuration run_file
  * add a ddt start command in your job
@@ -181 +183 @@
 {{{
 ...
-module load ddt/3.2
+module load ddt
 unset SLURM_SPANK_AUKS
 
@@ -198 +200 @@
   * in mpirun arguments put "--app ${TMPDIR_DEBUG}/run_file" with TMPDIR_DEBUG = debug directory
   * click on "Run" then on the "play" key in the upper left corner
+
+## Hybrid MPI-OpenMP (use of mpirun -rankfile method) ##
+
+ * compile the model you wish to debug with the -g option (necessary in order to have access to sources from  the ddt interface)
+ * create a debug directory which includes the model executables and the input files required by the model
+ * create a simplified debug job which allows you to start a run in the debug directory
+ * add the command "module load ddt" to your job
+ * example with 4 OpenMP threads for lmdz and 1 OpenMP thread for nemo :
+{{{
+ddt -start -n 51 -mpiargs "-rankfile rankfile.txt --tag-output \
+-np 20 -x KMP_STACKSIZE=3g -x KMP_LIBRARY=turnaround -x MKL_SERIAL=YES -x OMP_NUM_THREADS=4 ./lmdz.x : \
+-np 31 -x OMP_NUM_THREADS=1 ./opa.xx
+"
+}}}
+ * start the job with graphic export : ccc_msub -X Job
+ * if not default option, select "Autoselect Bullx MPI" in Options and relaunch the job. 
 
 # Errors on curie when running simulations #