[slurm-users] Small FreeMem is reported by scontrol

William Brown william at signalbox.org.uk
Mon Dec 16 16:04:33 UTC 2019

Memory may be being used by jobs running, or tasks outside the control of
Slurm running, or possibly NFS buffer cache or similar.  You may need to
start an ssh session on the node and look.


On Mon, 16 Dec 2019 at 15:38, Mahmood Naderan <mahmood.nt at gmail.com> wrote:

> Hi,
> With the following output
>    RealMemory=64259 AllocMem=1024 FreeMem=38620 Sockets=32 Boards=1
>    RealMemory=120705 AllocMem=1024 FreeMem=309 Sockets=32 Boards=1
>    RealMemory=64259 AllocMem=1024 FreeMem=59334 Sockets=32 Boards=1
>    RealMemory=64259 AllocMem=1024 FreeMem=282 Sockets=10 Boards=1
> I want to know what happened to the FreeMem? For example, on compute-0-1,
> there are 120GB of memory and the allocated size is 1024M. Why FreeMem is
> 309M?
> Any idea?
> Regards,
> Mahmood
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