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Subject: Re: [OMPI users] cleanup of round robin mappers
From: Ralph Castain (rhc_at_[hidden])
Date: 2014-03-24 11:17:00


Looks good - thanks!

On Mar 24, 2014, at 4:55 AM, tmishima_at_[hidden] wrote:

>
> Hi Ralph,
>
> I tried to improve checking for mapping-too-low and fixed a minor
> problem in rmaps_rr.c file. Please see attached patch file.
>
> 1) Regarding mapping-too-low, in future we'll have a lager size of
> l1,2,3cache or other architectuers, and in that case, the needs to
> map by a lower object level will increase. So, it's better/exact to
> compare cpus_per_rank with ncpus of the mapping object in detecting
> it. How do you think?
>
> 2) When orte_rmaps_rr_byobj returns with ORTE_ERR_NOT_FOUND,
> we should change mapping policy to ORTE_MAPPING_BYSLOT
> so that binding direction can be exactly evaluated in
> rmaps_base_binding.c file.
>
> Tetsuya
>
> (See attached file: patch.rmaps)<patch.rmaps>_______________________________________________
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