> > This has been argued before. Why would the last swapped out pages
> > be the best to swap in? The vm subsystem has (somehow) decided
> > they're the least likely to be used again so why swap them in?
> > Alternatively how would it know which to swap in instead? Con
>
> What I wanted to say is that if there is free memory it should be
> filled with the pages that were in use before the memory got
> rare. And these are the pages swapped out last. The other swapped
> out pages are swapped out even longer and so will likely not be used
> in the near future... (That's what the LRU algorithm says...)
Would it be possible to track the most recently used swapped out page?
This would possibly be a good candidate for speculative loading.
-- Måns Rullgård mru@users.sf.net - 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/