[slurm-users] CPU allocation within a node is not cyclic

崔灏 (CUI Hao) cuihao.leo at gmail.com
Sun Oct 7 21:30:13 MDT 2018


Changing SelectTypeParameters to CR_Core_Memory still does not
guarantee cyclic core allocation. I dig into Slurm source code and
find another potential issues in select/cons_res plugin.

For detail: https://bugs.schedmd.com/show_bug.cgi?id=5819

崔灏 (CUI Hao) <cuihao.leo at gmail.com> 于2018年10月6日周六 上午10:15写道:
>
> I checked the source code, and now belive it is a bug of
> select/cons_res plugin (or intended behavior).
>
> In src/plugins/select/cons_res/dist_tasks.c (tag slurm-18-08-0-1),
> line 1863~1869 triggers block allocation if SelectTypeParameters is
> not set to CR_CORE / CR_SOCKET, without regard to task distribution
> settings.
>
> I've changed SelectTypeParameters to CR_Core_Memory. But it seems I
> have to restart slurmctld to make the config take effect:
>

-- 
崔灏 / CUI Hao
Homepage: i-yu.me
Twitter: @cuihaoleo



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