[ceph-users] Transparent huge pages

German Anders ganders at despegar.com
Wed Nov 29 03:59:43 PST 2017


Is possible that in Ubuntu with kernel version 4.12.14 at least, it comes
by default with the parameter enabled in [madvise]?



*German*

2017-11-28 12:07 GMT-03:00 Nigel Williams <nigel.williams at tpac.org.au>:

> Given that memory is a key resource for Ceph, this advice about switching
> Transparent Huge Pages kernel setting to madvise would be worth testing to
> see if THP is helping or hindering.
>
> Article:
> https://blog.nelhage.com/post/transparent-hugepages/
>
> Discussion:
> https://news.ycombinator.com/item?id=15795337
>
>
> echo madvise | sudo tee /sys/kernel/mm/transparent_hugepage/enabled
>
>
>
>
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>
>
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