[slurm-users] Hide Filesystem From Slurm

[Ryan Novosielski]

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There are some plugins of one sort or another (at least one is SPANK)
that can create a private temporary directory. We've been considering
implementing something like this but have not gotten around to it.
"systemd" also offers some of this functionality.

On 7/11/19 11:19 AM, Douglas Duckworth wrote:
> Hello
> 
> I am wondering if it's possible to hide a file system, that's
> world writable on compute node, logically within Slurm.  That way
> any job a user runs cannot possible access this file system.
> 
> Essentially we define $TMPDIR as /scratch, which Slurm cleans up
> in epilogue scripts, but some users still keep writing to /tmp
> instead which we do not want.  We would use tmpwatch to clean up
> /tmp but I would rather just prevent people from writing to it
> within Slurm.
> 
> Thanks Doug
> 
> Thanks,
> 
> Douglas Duckworth, MSc, LFCS HPC System Administrator Scientific 
> Computing Unit <https://scu.med.cornell.edu> Weill Cornell
> Medicine 1300 York Avenue New York, NY 10065 E:
> doug at med.cornell.edu <mailto:doug at med.cornell.edu> O: 212-746-6305
> F: 212-746-8690

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