Re: [rfc patch 0/6] mm: memcg naturalization

From: Balbir Singh
Date: Mon May 16 2011 - 06:35:53 EST

* Johannes Weiner <hannes@xxxxxxxxxxx> [2011-05-12 16:53:52]:

> Hi!
> Here is a patch series that is a result of the memcg discussions on
> LSF (memcg-aware global reclaim, global lru removal, struct
> page_cgroup reduction, soft limit implementation) and the recent
> feature discussions on linux-mm.
> The long-term idea is to have memcgs no longer bolted to the side of
> the mm code, but integrate it as much as possible such that there is a
> native understanding of containers, and that the traditional !memcg
> setup is just a singular group. This series is an approach in that
> direction.
> It is a rather early snapshot, WIP, barely tested etc., but I wanted
> to get your opinions before further pursuing it. It is also part of
> my counter-argument to the proposals of adding memcg-reclaim-related
> user interfaces at this point in time, so I wanted to push this out
> the door before things are merged into .40.
> The patches are quite big, I am still looking for things to factor and
> split out, sorry for this. Documentation is on its way as well ;)
> #1 and #2 are boring preparational work. #3 makes traditional reclaim
> in vmscan.c memcg-aware, which is a prerequisite for both removal of
> the global lru in #5 and the way I reimplemented soft limit reclaim in
> #6.

A large part of the acceptance would be based on what the test results
for common mm benchmarks show.

Three Cheers,
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