Re: [RFC][PATCH 4/5] Documentation: add node files to sysfs ABI

[Adam Litke <agl@us.ibm.com>]

On Wed, 2008-04-23 at 11:32 -0700, Nishanth Aravamudan wrote:
> So, I think, we pretty much agree on how things should be:
> 
> Direct translation of the current sysctl:
> 
> /sys/kernel/hugepages/nr_hugepages
>                       nr_overcommit_hugepages
> 
> Adding multiple pools:
> 
> /sys/kernel/hugepages/nr_hugepages -> nr_hugepages_${default_size}
>                       nr_overcommit_hugepages -> nr_overcommit_hugepages_${default_size}
>                       nr_hugepages_${default_size}
>                       nr_overcommit_hugepages_${default_size}
>                       nr_hugepages_${other_size1}
>                       nr_overcommit_hugepages_${other_size2}
> 
> Adding per-node control:
> 
> /sys/kernel/hugepages/nr_hugepages -> nr_hugepages_${default_size}
>                       nr_overcommit_hugepages -> nr_overcommit_hugepages_${default_size}
>                       nr_hugepages_${default_size}
>                       nr_overcommit_hugepages_${default_size}
>                       nr_hugepages_${other_size1}
>                       nr_overcommit_hugepages_${other_size2}
>                       nodeX/nr_hugepages -> nr_hugepages_${default_size}
>                             nr_overcommit_hugepages -> nr_overcommit_hugepages_${default_size}
>                             nr_hugepages_${default_size}
>                             nr_overcommit_hugepages_${default_size}
>                             nr_hugepages_${other_size1}
>                             nr_overcommit_hugepages_${other_size2}
> 
> How does that look? Does anyone have any problems with such an
> arrangement?

This seems sensible to me.  

-- 
Adam Litke - (agl at us.ibm.com)
IBM Linux Technology Center

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