Here is what we use as TaskProlog. Not very much, but maybe it helps. (Setting up / wiping the directories does not happen in TaskProlog, but in Prolog/Epilog.)
----- #!/bin/bash echo "export WORK_LOCAL=/work/local/$SLURM_JOBID" echo "export TMP=/work/local/$SLURM_JOBID/tmp" echo "export HPC_LOCAL=/work/local/$SLURM_JOBID/HPC" # Without that, it was not possible to start more than one OpenMPI # process per node when using srun directly on the login nodes. echo "export OMPI_MCA_orte_tmpdir_base=/work/local/$SLURM_JOBID/tmp" 2017-03-28 12:18 GMT+02:00 Ole Holm Nielsen <ole.h.niel...@fysik.dtu.dk>: > > We need to setup the job environment beyond what's inherited from the job > submission on the login nodes. The Slurm TaskProlog script example in > https://slurm.schedmd.com/faq.html#task_prolog is the only example I've been > able to find on the net. > > Question: Does anyone have some good examples of TaskProlog and TaskEpilog > scripts which they can share with the community? > > Added information: We want to set up an environment variable CPU_ARCH taking > hard-coded text values such as "broadwell", "haswell", etc. On the login > nodes we do this with a script in /etc/profile.d/ but this is ignored in > tasks started by slurmd. > > Other useful TaskProlog tasks could be to set up scratch directories for > jobs and wipe them again in TaskEpilog. Does anyone have good scripts for > this? > > Thanks a lot, > Ole > > -- > Ole Holm Nielsen > Department of Physics, Technical University of Denmark
