[Beowulf] Avoiding/mitigating fragmentation of systems by small jobs?

Kilian Cavalotti kilian.cavalotti.work at gmail.com
Tue Jun 12 01:13:49 PDT 2018


On Tue, Jun 12, 2018 at 6:33 AM, Chris Samuel <chris at csamuel.org> wrote:
> However, I do think Scott's approach is potentially very useful, by directing
> jobs < full node to one end of a list of nodes and jobs that want full nodes
> to the other end of the list (especially if you use the partition idea to
> ensure that not all nodes are accessible to small jobs).

Slurm has a scheduler option that could probably help with that:
https://slurm.schedmd.com/slurm.conf.html#OPT_pack_serial_at_end

Cheers,
-- 
Kilian


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