Re: [PATCH] memcg: fix typo in the soft_limit stats.

[Johannes Weiner <hannes@cmpxchg.org>]

On Mon, May 16, 2011 at 03:00:30PM -0700, Ying Han wrote:
> This fixes the typo in the memory.stat including the following two
> stats:
> 
> $ cat /dev/cgroup/memory/A/memory.stat
> total_soft_steal 0
> total_soft_scan 0
> 
> And change it to:
> 
> $ cat /dev/cgroup/memory/A/memory.stat
> total_soft_kswapd_steal 0
> total_soft_kswapd_scan 0
> 
> Signed-off-by: Ying Han <yinghan@google.com>

I am currently proposing and working on a scheme that makes the soft
limit not only a factor for global memory pressure, but for
hierarchical reclaim in general, to prefer child memcgs during reclaim
that are in excess of their soft limit.

Because this means prioritizing memcgs over one another, rather than
having explicit soft limit reclaim runs, there is no natural counter
for pages reclaimed due to the soft limit anymore.

Thus, for the patch that introduces this counter:

Nacked-by: Johannes Weiner <hannes@cmpxchg.org>

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