[slurm-users] ConstrainRAMSpace=yes and page cache?

[Christopher Samuel]

On 6/13/19 5:27 PM, Kilian Cavalotti wrote:

> I would take a look at the various *KmemSpace options in cgroups.conf,
> they can certainly help with this.

Specifically I think you'll want:

ConstrainKmemSpace=no

to fix this.  This happens for NFS and Lustre based systems, I don't 
think it's a problem for GPFS as mmfsd has its own pagepool separate to 
the processes address space.

All the best,
Chris
-- 
   Chris Samuel  :  http://www.csamuel.org/  :  Berkeley, CA, USA