Andrew Morton wrote:
> On Tue, 31 Oct 2006 14:49:12 +0530
> Balbir Singh <[email protected]> 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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