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SubjectRe: [RFI] Shared accounting for memory resource controller
On Wed, 8 Apr 2009 12:41:15 +0530
Balbir Singh <balbir@linux.vnet.ibm.com> wrote:

> * KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> [2009-04-08 16:07:33]:
> 1. First our rss in memory.stat is confusing, we should call it anon
> RSS
ok. but ....changing current interface ?

> 2. We need to add file rss, this is sort of inline with the
> information we export per process file_rss and anon_rss

maybe good. *but* active/incative ratio in lru file cache is good estimation for this.

> 3. Using the above, we can then try to (using an algorithm you
> proposed), try to do some work for figuring out the shared percentage.
>
This is the point. At last. Why "# of shared pages" is important ?

I wonder it's better to add new stat file as memory.cacheinfo which helps
following kind of commands.

#cacheinfo /cgroups/memory/group01/
/usr/lib/libc.so.1 30pages
/var/log/messages 1 pages
/tmp/xxxxxx 20 pages
.....
.....

Thanks,
-Kame



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