Re: Protection against container fork bombs [WAS: Re: memcg with kmem limit doesn't recover after disk i/o causes limit to be hit]

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Dwight Engen wrote:
> Richard Davies wrote:
> > Vladimir Davydov wrote:
> > > In short, kmem limiting for memory cgroups is currently broken. Do
> > > not use it. We are working on making it usable though.
...
> > What is the best mechanism available today, until kmem limits mature?
> >
> > RLIMIT_NPROC exists but is per-user, not per-container.
> >
> > Perhaps there is an up-to-date task counter patchset or similar?
>
> I updated Frederic's task counter patches and included Max Kellermann's
> fork limiter here:
>
> http://thread.gmane.org/gmane.linux.kernel.containers/27212
>
> I can send you a more recent patchset (against 3.13.10) if you would
> find it useful.

Yes please, I would be interested in that. Ideally even against 3.14.1 if
you have that too.

Thanks,

Richard.
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