[Devel] Re: [PATCH v2 11/11] protect architectures where THREAD_SIZE >= PAGE_SIZE against fork bombs

Michal Hocko mhocko at suse.cz
Tue Aug 21 03:57:04 PDT 2012


On Tue 21-08-12 13:40:45, Glauber Costa wrote:
> On 08/21/2012 01:35 PM, Michal Hocko wrote:
[...]
> > I am asking because this should trigger memcg-oom
> > but that one will usually pick up something else than the fork bomb
> > which would have a small memory footprint. But that needs to be handled
> > on the oom level obviously.
> > 
> Sure, but keep in mind that the main protection is against tasks *not*
> in this memcg.

Yes and that's is good step forward. I just wanted to mention that we
still have the problem inside the subhierarchy. The changelog was not
specific enough.
-- 
Michal Hocko
SUSE Labs




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