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SubjectRe: [RFC] kernel facilities for cache prefetching
On Tue, May 02, 2006 at 09:10:01PM +0200, Pavel Machek wrote:
> Could we use this instead of blockdev freezing/big suspend image
> support? It should permit us to resume quickly (with small image), and
> then do readahead. ... that will give us usable machine quickly, still
> very responsive desktop after resume?

Seems that it can help in reducing the image size:
write only small ranges of file pages to the suspend image(maybe 80MB
= 10k ranges * 8k avgsize), and let the prefetcher restore other large
chunks of code/data, depending on user specified policies.

Wu
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