Messages in this thread | | | Date | Tue, 31 Oct 2006 16:06:38 +0530 | From | Balbir Singh <> | Subject | Re: [ckrm-tech] RFC: Memory Controller |
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Andrew Morton wrote: > On Tue, 31 Oct 2006 14:49:12 +0530 > Balbir Singh <balbir@in.ibm.com> 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.
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Balbir Singh, Linux Technology Center, IBM Software Labs - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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