Re: system slowing down when copying files.

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On Sun, Aug 28, 2011 at 3:17 AM, Auguste Pop <auguste@xxxxxxxxx> wrote:
> will transparent_hugepage=madvise be saner so that apps that do
> benefits from transparent hugepages and explicitly asked for it can
> have this feature available? unfortunately, i have no idea whether cp
> and mv are using these features. ;-)
>
> best regards,
>

I don't think any of our applications uses MADV_HUGEPAGE. I've also
read this is just for embedded devices, where it is important to
conserve memory.

If disabling THP fixes this, maybe the memory compaction system is at
fault, which I believe gets enabled together with THP.


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