Re: How can we make page replacement smarter

[Alan Cox]

> Files are different.  File content tends to be grouped
> in large related chunks, both logically in the file and
> on disk.  Generally there is a lot more file data on a
> system than what fits in memory.

Binary paging patterns don't always look like that unfortunately although
I suspect we might want to be weighing towards paging out R/O file mapped
pages earlier simply because they are bigger linear chunks
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