Re: Possible Idea with filesystem buffering.

Shawn Starr
2002-01-22T21:27:29Z

I've started on writing a pagebuf daemon (experimenting with ramfs). It
will have the VM manage the allocating/freeing of pages. The filesystem
should not have to know when a page needs to be freed or allocated. It
just need pages. The pagebuf is supposed to age pages not the
filesystem.

Shawn.

On Tue, 2002-01-22 at 16:12, Rik van Riel wrote:
> On Tue, 22 Jan 2002, Hans Reiser wrote:
>
> > Why does it need to know how suitable it is compared to the other
> > subcaches? It just ages X pages,
>
> How the hell is the filesystem supposed to age pages ?
>
> The filesystem DOES NOT KNOW how often pages are used,
> so it cannot age the pages.
>
> End of thread.
>
> Rik
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