Modify case num_nodes value

[pjiang]

Hello，

I would like modify nodes:6 in results of preview_run executed. How to do it?
# ./preview_run
CASE INFO:
nodes: 6
total tasks: 576
tasks per node: 96
thread count: 1

BATCH INFO:
FOR JOB: case.run
ENV:
module command is /usr/bin/modulecmd python purge
module command is /usr/bin/modulecmd python load compiler/gnu/8.2.0 mpi/3.3/gcc-8.2.0 tool/netcdf/4.6.1/gcc-8.1.0
Setting Environment OMP_STACKSIZE=256M
Setting Environment OMP_NUM_THREADS=1

SUBMIT CMD:
None

MPIRUN (job=case.run):
mpiexec --allow-run-as-root --mca btl ^openib -np 576 /root/cesm/scratch/mycase/bld/cesm.exe >> cesm.log.$LID 2>&1

FOR JOB: case.st_archive
ENV:
module command is /usr/bin/modulecmd python purge
module command is /usr/bin/modulecmd python load compiler/gnu/8.2.0 mpi/3.3/gcc-8.2.0 tool/netcdf/4.6.1/gcc-8.1.0
Setting Environment OMP_STACKSIZE=256M
Setting Environment OMP_NUM_THREADS=1

SUBMIT CMD:
None

#

I would like to help. Thank you in advance.

 

[dbailey]

You need to modify env_mach_pes.xml. Then do:

./case.setup --reset

./case.build --clean-all

./case.build