Re: [PATCH] per-cgroup tcp buffer limitation

[Glauber Costa]

On 09/06/2011 10:08 PM, Paul Menage wrote:
> On Mon, Sep 5, 2011 at 7:35 PM, Glauber Costa<glommer@xxxxxxxxxxxxx>  wrote:
> > This patch introduces per-cgroup tcp buffers limitation. This allows
> > sysadmins to specify a maximum amount of kernel memory that
> > tcp connections can use at any point in time. TCP is the main interest
> > in this work, but extending it to other protocols would be easy.

Hi Paul,


> The general idea of limiting total socket buffer memory consumed by a
> cgroup is a fine idea, but I think it needs to be integrated more
> closely with the existing kernel memory cgroup tracking efforts,
> especially if you're trying to use as generic a name as "kmem" for it.
Can you be more specific?

The generic part of kmem cgroup in this patch is quite simple. I think 
any other patchset would have a very easy time merging things into it.
90 % is sockets.

> I agree with Kamezawa's comments that you need a lot more documentation.
Working on it right now.
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