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  • LSB_JOBID -> SLURM_JOB_ID
  • scratch space during job execution:
    • at job start, a directory is automatically created on the scratch of the worker: ${LSCRATCH} = /lscratch/${USER}/slurm_job_id_${SLURM_JOB_ID}
    • once all of a user's jobs on a node are completed/exited, their corresponding LSCRATCH directory on that host is deleted.


Info
titleUsing cron

You can run cronjobs in S3DF. Users don't have to worry about token expiration like on AFS. Select one of the iana interactive nodes (and remember which one!) to run on.


Since crontab is per host (no trscrontab), if the node is reinstalled or removed, the crontab will be lost. It's probably best to save your crontab as a file in your home directory so that you can re-add your cronjobs if this happens:

crontab -l > ~/crontab.backup

Then to re-add the jobs back in:

crontab ~/crontab.backup

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