Re: [RFC][1/3] Add user interface for virtual address space control(v2)

From: KAMEZAWA Hiroyuki
Date: Thu Mar 27 2008 - 05:10:43 EST


On Thu, 27 Mar 2008 00:20:06 +0530
Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx> wrote:

>
>
> Add as_usage_in_bytes and as_limit_in_bytes interfaces. These provide
> control over the total address space that the processes combined together
> in the cgroup can grow upto. This functionality is analogous to
> the RLIMIT_AS function of the getrlimit(2) and setrlimit(2) calls.
> A as_res resource counter is added to the mem_cgroup structure. The
> as_res counter handles all the accounting associated with the virtual
> address space accounting and control of cgroups.
>
> Signed-off-by: Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx>

I wonder that it's better to create "rlimit cgroup" rather than enhancing
memory controller. (But I have no strong opinion.)
How do you think ?

Thanks,
-Kame

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