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howto:liggghts [2018/04/23 11:10]
agill
howto:liggghts [2020/06/17 15:55] (current)
agill
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 LIGGGHTS and lammps at the CHPC LIGGGHTS and lammps at the CHPC
  
-The LIGGGHTS descreet element method code is now installed at the CHPC, although only limited support is available for them at this point. LIGGGHTS is at /​apps/​chpc/​compmech/​DEM/​LIGGGHTS. ​The directory contains a file named liggghts_envThis should ​be sourced from your submit script before running ​the executable, ​for which a symbolic link is provided in the same directory. An example script for lights, parallelized across three nodes (select = 3) with 24 processors per node (ncpus =24:​mpiprocs=24) is shown below:+The LIGGGHTS descreet element method code is installed at the CHPC, although only limited support is available for them at this point. LIGGGHTS ​version 3.8 is at /​apps/​chpc/​compmech/​DEM/​LIGGGHTS-3.8, but you can access it by loading the module: 
 +<​code>​module add chpc/​compmech/​LIGGGHTS/​3.8_gcc830</​code>​ 
 +At present this does not support VTK output, though this will be corrected in the near future. 
 +A module ​for the older version 3.6 is also available. 
 + 
 +An example script for lights, parallelized across three nodes (select = 3) with 24 processors per node (ncpus =24:​mpiprocs=24) is shown below:
  
 <file bash liggghts.qsub>​ <file bash liggghts.qsub>​
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   #PBS -m abe   #PBS -m abe
   #PBS -M username@email.co.za   #PBS -M username@email.co.za
-  ### load the LIGGGHTS module: +  ### load the LIGGGHTS module 
-  module add chpc/​compmech/​LIGGGHTS/​3.6.0+  module add chpc/​compmech/​LIGGGHTS/​3.8_gcc830
   ##### Running commands   ##### Running commands
   # The -d option used with moab no longer works. ​ Set this environment variable explicitly.   # The -d option used with moab no longer works. ​ Set this environment variable explicitly.
/var/www/wiki/data/pages/howto/liggghts.txt · Last modified: 2020/06/17 15:55 by agill