[torquedev] [PATCH] Change pbs_mom to set RLIMIT_AS instead of RLIMIT_DATA for mem/pmem limits.

David Singleton David.Singleton at anu.edu.au
Sun Jan 11 15:52:34 MST 2009


Chris Samuel wrote:
> ----- "David Singleton" <David.Singleton at anu.edu.au> wrote:
> 
>> How did RLIMIT_DATA get into limiting "mem"?
> 
> I presume because it was the only resource limit that
> affected malloc() under the Linux kernel. :-(
> 

Unfortunately that is imposing a form of pvmem limit, not a
pmem limit.  Memory allocation should be limited by vmem/pvmem
requests/limits, not by mem/pmem requests/limits.

Currently mem limits can only be imposed by MOM monitoring.

David


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