[Beowulf] [OOM killer/scheduler] disabling swap on cluster nodes?
samuel at unimelb.edu.au
Tue Feb 17 15:53:34 PST 2015
On 10/02/15 17:14, Mark Hahn wrote:
> it's also worth pointing out that you can explicitly
> tell the OOM killer to lay off a process (/proc/$pid/oom_*).
> sshd does this to itself, for instance - it would make sense for a
> scheduler daemon to do so as well.
The Slurm daemon that lives on the nodes already does this (code
contributed by NUDT in China in 2009).
* set_oomadj.c - prevent slurmd/slurmstepd from being killed by the
* kernel OOM killer
Christopher Samuel Senior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: samuel at unimelb.edu.au Phone: +61 (0)3 903 55545
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