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SubjectRe: [PATCH 0/3] fix stale swap cache account leak in memcg v7
On Tue, 12 May 2009 15:21:58 +0530
Balbir Singh <balbir@linux.vnet.ibm.com> wrote:

> > The patch set includes followng
> > [1/3] add mem_cgroup_is_activated() function. which tell us memcg is _really_ used.
> > [2/3] fix swap cache handling race by avoidng readahead.
> > [3/3] fix swap cache handling race by check swapcount again.
> >
> > Result is good under my test.
>
> What was the result (performance data impact) of disabling swap
> readahead? Otherwise, this looks the most reasonable set of patches
> for this problem.
>
I'll measure some and report it in the next post.


Thanks,
-Kame



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