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    SubjectRe: [ckrm-tech] RFC: Memory Controller
    Andrew Morton wrote:
    > On Tue, 31 Oct 2006 14:49:12 +0530
    > Balbir Singh <> wrote:
    >> The idea behind limiting the page cache is this
    >> 1. Lets say one container fills up the page cache.
    >> 2. The other containers will not be able to allocate memory (even
    >> though they are within their limits) without the overhead of having
    >> to flush the page cache and freeing up occupied cache. The kernel
    >> will have to pageout() the dirty pages in the page cache.
    > There's a vast difference between clean pagecache and dirty pagecache in this
    > context. It is terribly imprecise to use the term "pagecache". And it would be
    > a poor implementation which failed to distinguish between clean pagecache and
    > dirty pagecache.

    Yes, I agree, it will be a good idea to distinguish between the two.


    Balbir Singh,
    Linux Technology Center,
    IBM Software Labs
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