Linux hibernation

[Mulyadi Santosa]

On Mon, Mar 14, 2011 at 15:19, Jacky Lam <lamshuyin at gmail.com> wrote:
> Hi all,
>
>     I am looking at the source code 2.6.29 and find that Linux will
> make a copy of used memory pages when doing hibernation. I am curious,
> in this case, what Linux do if I have used over 50% of memory? Will
> hibernation just fail? I think it is not possible, but I can't
> understand from the code.

based on my experience, hibernation fails if swap can't hold the total
size of anonymous pages plus certain kind of pages (such as mlock()-ed
one, slab etc etc).

-- 
regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com