Re: [PATCH v2 1/4] mm: completely disable THP bytransparent_hugepage=0

From: Michal Hocko
Date: Tue Jun 21 2011 - 07:58:48 EST


On Tue 21-06-11 13:52:02, Michal Hocko wrote:
> On Tue 21-06-11 16:10:42, Amerigo Wang wrote:
> > Introduce "transparent_hugepage=0" to totally disable THP.
> > "transparent_hugepage=never" means setting THP to be partially
> > disabled, we need a new way to totally disable it.
>
> I am wondering why would you like to disable the feature on per-boot
> basis. Does transparent_hugepage=never bring any measurable overhead?

just found https://lkml.org/lkml/2011/6/20/245

--
Michal Hocko
SUSE Labs
SUSE LINUX s.r.o.
Lihovarska 1060/12
190 00 Praha 9
Czech Republic
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